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generic: 5.15: refresh kernel patches

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Refresh kernel patches for generic kernel 5.15 due to new backport
version of MGLRU patchset.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
This commit is contained in:
Christian Marangi 2023-03-25 17:24:27 +01:00
parent 0d0928f587
commit 708a507af0
No known key found for this signature in database
GPG Key ID: AC001D09ADBFEAD7
30 changed files with 261 additions and 553 deletions
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19
target/linux/generic/backport-5.15/020-v6.1-01-mm-x86-arm64-add-arch_has_hw_pte_young.patch
View File

@ -327,11 +327,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/memory.c | 14 +-------------
4 files changed, 19 insertions(+), 28 deletions(-)
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index ed57717cd004..874827fc7bc6 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -999,23 +999,13 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
@@ -999,23 +999,13 @@ static inline void update_mmu_cache(stru
* page after fork() + CoW for pfn mappings. We don't always have a
* hardware-managed access flag on arm64.
*/
@ -357,11 +355,9 @@ index ed57717cd004..874827fc7bc6 100644
#endif /* !__ASSEMBLY__ */
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 448cd01eb3ec..3908780fc408 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1397,10 +1397,10 @@ static inline bool arch_has_pfn_modify_check(void)
@@ -1397,10 +1397,10 @@ static inline bool arch_has_pfn_modify_c
return boot_cpu_has_bug(X86_BUG_L1TF);
}
@ -375,11 +371,9 @@ index 448cd01eb3ec..3908780fc408 100644
}
#endif /* __ASSEMBLY__ */
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index d468efcf48f4..2f1188980baf 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -259,6 +259,19 @@ static inline int pmdp_clear_flush_young(struct vm_area_struct *vma,
@@ -259,6 +259,19 @@ static inline int pmdp_clear_flush_young
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif
@ -399,8 +393,6 @@ index d468efcf48f4..2f1188980baf 100644
#ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR
static inline pte_t ptep_get_and_clear(struct mm_struct *mm,
unsigned long address,
diff --git a/mm/memory.c b/mm/memory.c
index a4d0f744a458..392b7326a2d2 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -121,18 +121,6 @@ int randomize_va_space __read_mostly =
@ -422,7 +414,7 @@ index a4d0f744a458..392b7326a2d2 100644
#ifndef arch_wants_old_prefaulted_pte
static inline bool arch_wants_old_prefaulted_pte(void)
{
@@ -2782,7 +2770,7 @@ static inline bool cow_user_page(struct page *dst, struct page *src,
@@ -2782,7 +2770,7 @@ static inline bool cow_user_page(struct
* On architectures with software "accessed" bits, we would
* take a double page fault, so mark it accessed here.
*/
@ -431,6 +423,3 @@ index a4d0f744a458..392b7326a2d2 100644
pte_t entry;
vmf->pte = pte_offset_map_lock(mm, vmf->pmd, addr, &vmf->ptl);
--
2.40.0

23
target/linux/generic/backport-5.15/020-v6.1-02-mm-x86-add-CONFIG_ARCH_HAS_NONLEAF_PMD_YOUNG.patch
View File

@ -71,8 +71,6 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/linux/pgtable.h | 4 ++--
5 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/arch/Kconfig b/arch/Kconfig
index 5987363b41c2..62d55b7ccca1 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1295,6 +1295,14 @@ config ARCH_HAS_ELFCORE_COMPAT
@ -90,8 +88,6 @@ index 5987363b41c2..62d55b7ccca1 100644
source "kernel/gcov/Kconfig"
source "scripts/gcc-plugins/Kconfig"
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index a08ce6360382..38e1d231d52a 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -84,6 +84,7 @@ config X86
@ -102,11 +98,9 @@ index a08ce6360382..38e1d231d52a 100644
select ARCH_HAS_UACCESS_FLUSHCACHE if X86_64
select ARCH_HAS_COPY_MC if X86_64
select ARCH_HAS_SET_MEMORY
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 3908780fc408..01a1763123ff 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -817,7 +817,8 @@ static inline unsigned long pmd_page_vaddr(pmd_t pmd)
@@ -817,7 +817,8 @@ static inline unsigned long pmd_page_vad
static inline int pmd_bad(pmd_t pmd)
{
@ -116,11 +110,9 @@ index 3908780fc408..01a1763123ff 100644
}
static inline unsigned long pages_to_mb(unsigned long npg)
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 3481b35cb4ec..a224193d84bf 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -550,7 +550,7 @@ int ptep_test_and_clear_young(struct vm_area_struct *vma,
@@ -550,7 +550,7 @@ int ptep_test_and_clear_young(struct vm_
return ret;
}
@ -129,7 +121,7 @@ index 3481b35cb4ec..a224193d84bf 100644
int pmdp_test_and_clear_young(struct vm_area_struct *vma,
unsigned long addr, pmd_t *pmdp)
{
@@ -562,6 +562,9 @@ int pmdp_test_and_clear_young(struct vm_area_struct *vma,
@@ -562,6 +562,9 @@ int pmdp_test_and_clear_young(struct vm_
return ret;
}
@ -139,11 +131,9 @@ index 3481b35cb4ec..a224193d84bf 100644
int pudp_test_and_clear_young(struct vm_area_struct *vma,
unsigned long addr, pud_t *pudp)
{
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index 2f1188980baf..e6889556e0bf 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -212,7 +212,7 @@ static inline int ptep_test_and_clear_young(struct vm_area_struct *vma,
@@ -212,7 +212,7 @@ static inline int ptep_test_and_clear_yo
#endif
#ifndef __HAVE_ARCH_PMDP_TEST_AND_CLEAR_YOUNG
@ -152,7 +142,7 @@ index 2f1188980baf..e6889556e0bf 100644
static inline int pmdp_test_and_clear_young(struct vm_area_struct *vma,
unsigned long address,
pmd_t *pmdp)
@@ -233,7 +233,7 @@ static inline int pmdp_test_and_clear_young(struct vm_area_struct *vma,
@@ -233,7 +233,7 @@ static inline int pmdp_test_and_clear_yo
BUILD_BUG();
return 0;
}
@ -161,6 +151,3 @@ index 2f1188980baf..e6889556e0bf 100644
#endif
#ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH
--
2.40.0

7
target/linux/generic/backport-5.15/020-v6.1-03-mm-vmscan.c-refactor-shrink_node.patch
View File

@ -50,8 +50,6 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 198 +++++++++++++++++++++++++++-------------------------
1 file changed, 104 insertions(+), 94 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 201acea81804..dc5f0381513f 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2497,6 +2497,109 @@ enum scan_balance {
@ -164,7 +162,7 @@ index 201acea81804..dc5f0381513f 100644
/*
* Determine how aggressively the anon and file LRU lists should be
* scanned. The relative value of each set of LRU lists is determined
@@ -2965,109 +3068,16 @@ static void shrink_node(pg_data_t *pgdat, struct scan_control *sc)
@@ -2965,109 +3068,16 @@ static void shrink_node(pg_data_t *pgdat
unsigned long nr_reclaimed, nr_scanned;
struct lruvec *target_lruvec;
bool reclaimable = false;
@ -275,6 +273,3 @@ index 201acea81804..dc5f0381513f 100644
shrink_node_memcgs(pgdat, sc);
--
2.40.0

9
target/linux/generic/backport-5.15/020-v6.1-04-Revert-include-linux-mm_inline.h-fold-__update_lru_s.patch
View File

@ -55,11 +55,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/linux/mm_inline.h | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 355ea1ee32bd..a822d6b690a5 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -24,7 +24,7 @@ static inline int page_is_file_lru(struct page *page)
@@ -24,7 +24,7 @@ static inline int page_is_file_lru(struc
return !PageSwapBacked(page);
}
@ -68,7 +66,7 @@ index 355ea1ee32bd..a822d6b690a5 100644
enum lru_list lru, enum zone_type zid,
int nr_pages)
{
@@ -33,6 +33,13 @@ static __always_inline void update_lru_size(struct lruvec *lruvec,
@@ -33,6 +33,13 @@ static __always_inline void update_lru_s
__mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
__mod_zone_page_state(&pgdat->node_zones[zid],
NR_ZONE_LRU_BASE + lru, nr_pages);
@ -82,6 +80,3 @@ index 355ea1ee32bd..a822d6b690a5 100644
#ifdef CONFIG_MEMCG
mem_cgroup_update_lru_size(lruvec, lru, zid, nr_pages);
#endif
--
2.40.0

69
target/linux/generic/backport-5.15/020-v6.1-05-mm-multi-gen-LRU-groundwork.patch
View File

@ -124,11 +124,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 75 +++++++++++++
16 files changed, 425 insertions(+), 14 deletions(-)
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index d6b5339c56e2..4ec08f7c3e75 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -785,7 +785,8 @@ static int fuse_check_page(struct page *page)
@@ -785,7 +785,8 @@ static int fuse_check_page(struct page *
1 << PG_active |
1 << PG_workingset |
1 << PG_reclaim |
@ -138,11 +136,9 @@ index d6b5339c56e2..4ec08f7c3e75 100644
dump_page(page, "fuse: trying to steal weird page");
return 1;
}
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e4e1817bb3b8..699068f39aa0 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1093,6 +1093,8 @@ vm_fault_t finish_mkwrite_fault(struct vm_fault *vmf);
@@ -1093,6 +1093,8 @@ vm_fault_t finish_mkwrite_fault(struct v
#define ZONES_PGOFF (NODES_PGOFF - ZONES_WIDTH)
#define LAST_CPUPID_PGOFF (ZONES_PGOFF - LAST_CPUPID_WIDTH)
#define KASAN_TAG_PGOFF (LAST_CPUPID_PGOFF - KASAN_TAG_WIDTH)
@ -151,11 +147,9 @@ index e4e1817bb3b8..699068f39aa0 100644
/*
* Define the bit shifts to access each section. For non-existent
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index a822d6b690a5..65320d2b8f60 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -26,10 +26,13 @@ static inline int page_is_file_lru(struct page *page)
@@ -26,10 +26,13 @@ static inline int page_is_file_lru(struc
static __always_inline void __update_lru_size(struct lruvec *lruvec,
enum lru_list lru, enum zone_type zid,
@ -170,7 +164,7 @@ index a822d6b690a5..65320d2b8f60 100644
__mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
__mod_zone_page_state(&pgdat->node_zones[zid],
NR_ZONE_LRU_BASE + lru, nr_pages);
@@ -86,11 +89,177 @@ static __always_inline enum lru_list page_lru(struct page *page)
@@ -86,11 +89,177 @@ static __always_inline enum lru_list pag
return lru;
}
@ -348,7 +342,7 @@ index a822d6b690a5..65320d2b8f60 100644
update_lru_size(lruvec, lru, page_zonenum(page), thp_nr_pages(page));
list_add(&page->lru, &lruvec->lists[lru]);
}
@@ -100,6 +269,9 @@ static __always_inline void add_page_to_lru_list_tail(struct page *page,
@@ -100,6 +269,9 @@ static __always_inline void add_page_to_
{
enum lru_list lru = page_lru(page);
@ -358,7 +352,7 @@ index a822d6b690a5..65320d2b8f60 100644
update_lru_size(lruvec, lru, page_zonenum(page), thp_nr_pages(page));
list_add_tail(&page->lru, &lruvec->lists[lru]);
}
@@ -107,6 +279,9 @@ static __always_inline void add_page_to_lru_list_tail(struct page *page,
@@ -107,6 +279,9 @@ static __always_inline void add_page_to_
static __always_inline void del_page_from_lru_list(struct page *page,
struct lruvec *lruvec)
{
@ -368,8 +362,6 @@ index a822d6b690a5..65320d2b8f60 100644
list_del(&page->lru);
update_lru_size(lruvec, page_lru(page), page_zonenum(page),
-thp_nr_pages(page));
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 6ba100216530..0c39f72184d0 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -294,6 +294,102 @@ enum lruvec_flags {
@ -486,8 +478,6 @@ index 6ba100216530..0c39f72184d0 100644
#ifdef CONFIG_MEMCG
struct pglist_data *pgdat;
#endif
diff --git a/include/linux/page-flags-layout.h b/include/linux/page-flags-layout.h
index ef1e3e736e14..240905407a18 100644
--- a/include/linux/page-flags-layout.h
+++ b/include/linux/page-flags-layout.h
@@ -55,7 +55,8 @@
@ -526,11 +516,9 @@ index ef1e3e736e14..240905407a18 100644
+
#endif
#endif /* _LINUX_PAGE_FLAGS_LAYOUT */
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index fbfd3fad48f2..a7d7ff4c621d 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -845,7 +845,7 @@ static inline void ClearPageSlabPfmemalloc(struct page *page)
@@ -845,7 +845,7 @@ static inline void ClearPageSlabPfmemall
1UL << PG_private | 1UL << PG_private_2 | \
1UL << PG_writeback | 1UL << PG_reserved | \
1UL << PG_slab | 1UL << PG_active | \
@ -539,7 +527,7 @@ index fbfd3fad48f2..a7d7ff4c621d 100644
/*
* Flags checked when a page is prepped for return by the page allocator.
@@ -856,7 +856,7 @@ static inline void ClearPageSlabPfmemalloc(struct page *page)
@@ -856,7 +856,7 @@ static inline void ClearPageSlabPfmemall
* alloc-free cycle to prevent from reusing the page.
*/
#define PAGE_FLAGS_CHECK_AT_PREP \
@ -548,8 +536,6 @@ index fbfd3fad48f2..a7d7ff4c621d 100644
#define PAGE_FLAGS_PRIVATE \
(1UL << PG_private | 1UL << PG_private_2)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e418935f8db6..545f6b1ccd50 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -911,6 +911,10 @@ struct task_struct {
@ -563,8 +549,6 @@ index e418935f8db6..545f6b1ccd50 100644
#ifdef CONFIG_COMPAT_BRK
unsigned brk_randomized:1;
#endif
diff --git a/kernel/bounds.c b/kernel/bounds.c
index 9795d75b09b2..5ee60777d8e4 100644
--- a/kernel/bounds.c
+++ b/kernel/bounds.c
@@ -22,6 +22,11 @@ int main(void)
@ -579,8 +563,6 @@ index 9795d75b09b2..5ee60777d8e4 100644
/* End of constants */
return 0;
diff --git a/mm/Kconfig b/mm/Kconfig
index c048dea7e342..0eeb27397884 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -897,6 +897,14 @@ config IO_MAPPING
@ -598,11 +580,9 @@ index c048dea7e342..0eeb27397884 100644
source "mm/damon/Kconfig"
endmenu
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 98ff57c8eda6..f260ef82f03a 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2366,7 +2366,8 @@ static void __split_huge_page_tail(struct page *head, int tail,
@@ -2366,7 +2366,8 @@ static void __split_huge_page_tail(struc
#ifdef CONFIG_64BIT
(1L << PG_arch_2) |
#endif
@ -612,11 +592,9 @@ index 98ff57c8eda6..f260ef82f03a 100644
/* ->mapping in first tail page is compound_mapcount */
VM_BUG_ON_PAGE(tail > 2 && page_tail->mapping != TAIL_MAPPING,
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b68b2fe639fd..8b634dc72e7f 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5178,6 +5178,7 @@ static void __mem_cgroup_free(struct mem_cgroup *memcg)
@@ -5178,6 +5178,7 @@ static void __mem_cgroup_free(struct mem
static void mem_cgroup_free(struct mem_cgroup *memcg)
{
@ -624,7 +602,7 @@ index b68b2fe639fd..8b634dc72e7f 100644
memcg_wb_domain_exit(memcg);
__mem_cgroup_free(memcg);
}
@@ -5241,6 +5242,7 @@ static struct mem_cgroup *mem_cgroup_alloc(void)
@@ -5241,6 +5242,7 @@ static struct mem_cgroup *mem_cgroup_all
memcg->deferred_split_queue.split_queue_len = 0;
#endif
idr_replace(&mem_cgroup_idr, memcg, memcg->id.id);
@ -632,11 +610,9 @@ index b68b2fe639fd..8b634dc72e7f 100644
return memcg;
fail:
mem_cgroup_id_remove(memcg);
diff --git a/mm/memory.c b/mm/memory.c
index 392b7326a2d2..7d5be951de9e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -4778,6 +4778,27 @@ static inline void mm_account_fault(struct pt_regs *regs,
@@ -4778,6 +4778,27 @@ static inline void mm_account_fault(stru
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
}
@ -664,7 +640,7 @@ index 392b7326a2d2..7d5be951de9e 100644
/*
* By the time we get here, we already hold the mm semaphore
*
@@ -4809,11 +4830,15 @@ vm_fault_t handle_mm_fault(struct vm_area_struct *vma, unsigned long address,
@@ -4809,11 +4830,15 @@ vm_fault_t handle_mm_fault(struct vm_are
if (flags & FAULT_FLAG_USER)
mem_cgroup_enter_user_fault();
@ -680,11 +656,9 @@ index 392b7326a2d2..7d5be951de9e 100644
if (flags & FAULT_FLAG_USER) {
mem_cgroup_exit_user_fault();
/*
diff --git a/mm/mm_init.c b/mm/mm_init.c
index 9ddaf0e1b0ab..0d7b2bd2454a 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -65,14 +65,16 @@ void __init mminit_verify_pageflags_layout(void)
@@ -65,14 +65,16 @@ void __init mminit_verify_pageflags_layo
shift = 8 * sizeof(unsigned long);
width = shift - SECTIONS_WIDTH - NODES_WIDTH - ZONES_WIDTH
@ -703,8 +677,6 @@ index 9ddaf0e1b0ab..0d7b2bd2454a 100644
NR_PAGEFLAGS);
mminit_dprintk(MMINIT_TRACE, "pageflags_layout_shifts",
"Section %d Node %d Zone %d Lastcpupid %d Kasantag %d\n",
diff --git a/mm/mmzone.c b/mm/mmzone.c
index eb89d6e018e2..2ec0d7793424 100644
--- a/mm/mmzone.c
+++ b/mm/mmzone.c
@@ -81,6 +81,8 @@ void lruvec_init(struct lruvec *lruvec)
@ -716,8 +688,6 @@ index eb89d6e018e2..2ec0d7793424 100644
}
#if defined(CONFIG_NUMA_BALANCING) && !defined(LAST_CPUPID_NOT_IN_PAGE_FLAGS)
diff --git a/mm/swap.c b/mm/swap.c
index af3cad4e5378..0bdc96661fb6 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -446,6 +446,11 @@ void lru_cache_add(struct page *page)
@ -732,7 +702,7 @@ index af3cad4e5378..0bdc96661fb6 100644
get_page(page);
local_lock(&lru_pvecs.lock);
pvec = this_cpu_ptr(&lru_pvecs.lru_add);
@@ -547,7 +552,7 @@ static void lru_deactivate_file_fn(struct page *page, struct lruvec *lruvec)
@@ -547,7 +552,7 @@ static void lru_deactivate_file_fn(struc
static void lru_deactivate_fn(struct page *page, struct lruvec *lruvec)
{
@ -741,7 +711,7 @@ index af3cad4e5378..0bdc96661fb6 100644
int nr_pages = thp_nr_pages(page);
del_page_from_lru_list(page, lruvec);
@@ -661,7 +666,8 @@ void deactivate_file_page(struct page *page)
@@ -661,7 +666,8 @@ void deactivate_file_page(struct page *p
*/
void deactivate_page(struct page *page)
{
@ -751,11 +721,9 @@ index af3cad4e5378..0bdc96661fb6 100644
struct pagevec *pvec;
local_lock(&lru_pvecs.lock);
diff --git a/mm/vmscan.c b/mm/vmscan.c
index dc5f0381513f..41826fe17eb3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2821,6 +2821,81 @@ static bool can_age_anon_pages(struct pglist_data *pgdat,
@@ -2821,6 +2821,81 @@ static bool can_age_anon_pages(struct pg
return can_demote(pgdat->node_id, sc);
}
@ -837,6 +805,3 @@ index dc5f0381513f..41826fe17eb3 100644
static void shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
{
unsigned long nr[NR_LRU_LISTS];
--
2.40.0

51
target/linux/generic/backport-5.15/020-v6.1-06-mm-multi-gen-LRU-minimal-implementation.patch
View File

@ -208,11 +208,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/workingset.c | 110 ++++-
8 files changed, 1025 insertions(+), 11 deletions(-)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 65320d2b8f60..58aabb1ba020 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -106,6 +106,33 @@ static inline int lru_gen_from_seq(unsigned long seq)
@@ -106,6 +106,33 @@ static inline int lru_gen_from_seq(unsig
return seq % MAX_NR_GENS;
}
@ -246,7 +244,7 @@ index 65320d2b8f60..58aabb1ba020 100644
static inline int page_lru_gen(struct page *page)
{
unsigned long flags = READ_ONCE(page->flags);
@@ -158,6 +185,15 @@ static inline void lru_gen_update_size(struct lruvec *lruvec, struct page *page,
@@ -158,6 +185,15 @@ static inline void lru_gen_update_size(s
__update_lru_size(lruvec, lru, zone, -delta);
return;
}
@ -262,8 +260,6 @@ index 65320d2b8f60..58aabb1ba020 100644
}
static inline bool lru_gen_add_page(struct lruvec *lruvec, struct page *page, bool reclaiming)
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 0c39f72184d0..fce8945c507c 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -327,6 +327,28 @@ enum lruvec_flags {
@ -328,8 +324,6 @@ index 0c39f72184d0..fce8945c507c 100644
};
void lru_gen_init_lruvec(struct lruvec *lruvec);
diff --git a/include/linux/page-flags-layout.h b/include/linux/page-flags-layout.h
index 240905407a18..7d79818dc065 100644
--- a/include/linux/page-flags-layout.h
+++ b/include/linux/page-flags-layout.h
@@ -106,7 +106,10 @@
@ -344,8 +338,6 @@ index 240905407a18..7d79818dc065 100644
#endif
#endif /* _LINUX_PAGE_FLAGS_LAYOUT */
diff --git a/kernel/bounds.c b/kernel/bounds.c
index 5ee60777d8e4..b529182e8b04 100644
--- a/kernel/bounds.c
+++ b/kernel/bounds.c
@@ -24,8 +24,10 @@ int main(void)
@ -359,8 +351,6 @@ index 5ee60777d8e4..b529182e8b04 100644
#endif
/* End of constants */
diff --git a/mm/Kconfig b/mm/Kconfig
index 0eeb27397884..62433f3cd7ae 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -897,6 +897,7 @@ config IO_MAPPING
@ -388,11 +378,9 @@ index 0eeb27397884..62433f3cd7ae 100644
source "mm/damon/Kconfig"
endmenu
diff --git a/mm/swap.c b/mm/swap.c
index 0bdc96661fb6..5d227577b609 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -389,6 +389,40 @@ static void __lru_cache_activate_page(struct page *page)
@@ -389,6 +389,40 @@ static void __lru_cache_activate_page(st
local_unlock(&lru_pvecs.lock);
}
@ -433,7 +421,7 @@ index 0bdc96661fb6..5d227577b609 100644
/*
* Mark a page as having seen activity.
*
@@ -403,6 +437,11 @@ void mark_page_accessed(struct page *page)
@@ -403,6 +437,11 @@ void mark_page_accessed(struct page *pag
{
page = compound_head(page);
@ -445,11 +433,9 @@ index 0bdc96661fb6..5d227577b609 100644
if (!PageReferenced(page)) {
SetPageReferenced(page);
} else if (PageUnevictable(page)) {
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 41826fe17eb3..932abd24c1b3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1142,9 +1142,11 @@ static int __remove_mapping(struct address_space *mapping, struct page *page,
@@ -1142,9 +1142,11 @@ static int __remove_mapping(struct addre
if (PageSwapCache(page)) {
swp_entry_t swap = { .val = page_private(page) };
@ -462,7 +448,7 @@ index 41826fe17eb3..932abd24c1b3 100644
__delete_from_swap_cache(page, swap, shadow);
xa_unlock_irq(&mapping->i_pages);
put_swap_page(page, swap);
@@ -2502,6 +2504,9 @@ static void prepare_scan_count(pg_data_t *pgdat, struct scan_control *sc)
@@ -2502,6 +2504,9 @@ static void prepare_scan_count(pg_data_t
unsigned long file;
struct lruvec *target_lruvec;
@ -472,7 +458,7 @@ index 41826fe17eb3..932abd24c1b3 100644
target_lruvec = mem_cgroup_lruvec(sc->target_mem_cgroup, pgdat);
/*
@@ -2827,6 +2832,17 @@ static bool can_age_anon_pages(struct pglist_data *pgdat,
@@ -2827,6 +2832,17 @@ static bool can_age_anon_pages(struct pg
* shorthand helpers
******************************************************************************/
@ -490,7 +476,7 @@ index 41826fe17eb3..932abd24c1b3 100644
#define for_each_gen_type_zone(gen, type, zone) \
for ((gen) = 0; (gen) < MAX_NR_GENS; (gen)++) \
for ((type) = 0; (type) < ANON_AND_FILE; (type)++) \
@@ -2852,6 +2868,745 @@ static struct lruvec __maybe_unused *get_lruvec(struct mem_cgroup *memcg, int ni
@@ -2852,6 +2868,745 @@ static struct lruvec __maybe_unused *get
return pgdat ? &pgdat->__lruvec : NULL;
}
@ -1253,7 +1239,7 @@ index 41826fe17eb3..932abd24c1b3 100644
#endif /* CONFIG_LRU_GEN */
static void shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -2907,6 +3672,11 @@ static void shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -2907,6 +3672,11 @@ static void shrink_lruvec(struct lruvec
bool proportional_reclaim;
struct blk_plug plug;
@ -1265,7 +1251,7 @@ index 41826fe17eb3..932abd24c1b3 100644
get_scan_count(lruvec, sc, nr);
/* Record the original scan target for proportional adjustments later */
@@ -3372,6 +4142,9 @@ static void snapshot_refaults(struct mem_cgroup *target_memcg, pg_data_t *pgdat)
@@ -3372,6 +4142,9 @@ static void snapshot_refaults(struct mem
struct lruvec *target_lruvec;
unsigned long refaults;
@ -1275,7 +1261,7 @@ index 41826fe17eb3..932abd24c1b3 100644
target_lruvec = mem_cgroup_lruvec(target_memcg, pgdat);
refaults = lruvec_page_state(target_lruvec, WORKINGSET_ACTIVATE_ANON);
target_lruvec->refaults[0] = refaults;
@@ -3736,12 +4509,16 @@ unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg,
@@ -3736,12 +4509,16 @@ unsigned long try_to_free_mem_cgroup_pag
}
#endif
@ -1294,7 +1280,7 @@ index 41826fe17eb3..932abd24c1b3 100644
if (!can_age_anon_pages(pgdat, sc))
return;
@@ -4058,12 +4835,11 @@ static int balance_pgdat(pg_data_t *pgdat, int order, int highest_zoneidx)
@@ -4058,12 +4835,11 @@ restart:
sc.may_swap = !nr_boost_reclaim;
/*
@ -1311,11 +1297,9 @@ index 41826fe17eb3..932abd24c1b3 100644
/*
* If we're getting trouble reclaiming, start doing writepage
diff --git a/mm/workingset.c b/mm/workingset.c
index 880d882f3325..aeba62cebf8c 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -187,7 +187,6 @@ static unsigned int bucket_order __read_mostly;
@@ -187,7 +187,6 @@ static unsigned int bucket_order __read_
static void *pack_shadow(int memcgid, pg_data_t *pgdat, unsigned long eviction,
bool workingset)
{
@ -1323,7 +1307,7 @@ index 880d882f3325..aeba62cebf8c 100644
eviction &= EVICTION_MASK;
eviction = (eviction << MEM_CGROUP_ID_SHIFT) | memcgid;
eviction = (eviction << NODES_SHIFT) | pgdat->node_id;
@@ -212,10 +211,107 @@ static void unpack_shadow(void *shadow, int *memcgidp, pg_data_t **pgdat,
@@ -212,10 +211,107 @@ static void unpack_shadow(void *shadow,
*memcgidp = memcgid;
*pgdat = NODE_DATA(nid);
@ -1432,7 +1416,7 @@ index 880d882f3325..aeba62cebf8c 100644
/**
* workingset_age_nonresident - age non-resident entries as LRU ages
* @lruvec: the lruvec that was aged
@@ -264,10 +360,14 @@ void *workingset_eviction(struct page *page, struct mem_cgroup *target_memcg)
@@ -264,10 +360,14 @@ void *workingset_eviction(struct page *p
VM_BUG_ON_PAGE(page_count(page), page);
VM_BUG_ON_PAGE(!PageLocked(page), page);
@ -1447,7 +1431,7 @@ index 880d882f3325..aeba62cebf8c 100644
workingset_age_nonresident(lruvec, thp_nr_pages(page));
return pack_shadow(memcgid, pgdat, eviction, PageWorkingset(page));
}
@@ -296,7 +396,13 @@ void workingset_refault(struct page *page, void *shadow)
@@ -296,7 +396,13 @@ void workingset_refault(struct page *pag
bool workingset;
int memcgid;
@ -1461,6 +1445,3 @@ index 880d882f3325..aeba62cebf8c 100644
rcu_read_lock();
/*
--
2.40.0

47
target/linux/generic/backport-5.15/020-v6.1-07-mm-multi-gen-LRU-exploit-locality-in-rmap.patch
View File

@ -108,11 +108,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 184 +++++++++++++++++++++++++++++++++++++
7 files changed, 232 insertions(+), 2 deletions(-)
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 4f189b17dafc..8d6a0329bc59 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -442,6 +442,7 @@ static inline struct obj_cgroup *__page_objcg(struct page *page)
@@ -442,6 +442,7 @@ static inline struct obj_cgroup *__page_
* - LRU isolation
* - lock_page_memcg()
* - exclusive reference
@ -120,7 +118,7 @@ index 4f189b17dafc..8d6a0329bc59 100644
*
* For a kmem page a caller should hold an rcu read lock to protect memcg
* associated with a kmem page from being released.
@@ -497,6 +498,7 @@ static inline struct mem_cgroup *page_memcg_rcu(struct page *page)
@@ -497,6 +498,7 @@ static inline struct mem_cgroup *page_me
* - LRU isolation
* - lock_page_memcg()
* - exclusive reference
@ -128,7 +126,7 @@ index 4f189b17dafc..8d6a0329bc59 100644
*
* For a kmem page a caller should hold an rcu read lock to protect memcg
* associated with a kmem page from being released.
@@ -953,6 +955,23 @@ void unlock_page_memcg(struct page *page);
@@ -953,6 +955,23 @@ void unlock_page_memcg(struct page *page
void __mod_memcg_state(struct mem_cgroup *memcg, int idx, int val);
@ -152,7 +150,7 @@ index 4f189b17dafc..8d6a0329bc59 100644
/* idx can be of type enum memcg_stat_item or node_stat_item */
static inline void mod_memcg_state(struct mem_cgroup *memcg,
int idx, int val)
@@ -1369,6 +1388,18 @@ static inline void unlock_page_memcg(struct page *page)
@@ -1369,6 +1388,18 @@ static inline void unlock_page_memcg(str
{
}
@ -171,8 +169,6 @@ index 4f189b17dafc..8d6a0329bc59 100644
static inline void mem_cgroup_handle_over_high(void)
{
}
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index fce8945c507c..4db2b877fcf9 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -352,6 +352,7 @@ enum lruvec_flags {
@ -191,7 +187,7 @@ index fce8945c507c..4db2b877fcf9 100644
#ifdef CONFIG_MEMCG
void lru_gen_init_memcg(struct mem_cgroup *memcg);
@@ -419,6 +421,10 @@ static inline void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -419,6 +421,10 @@ static inline void lru_gen_init_lruvec(s
{
}
@ -202,8 +198,6 @@ index fce8945c507c..4db2b877fcf9 100644
#ifdef CONFIG_MEMCG
static inline void lru_gen_init_memcg(struct mem_cgroup *memcg)
{
diff --git a/mm/internal.h b/mm/internal.h
index cf3cb933eba3..5c73246a092e 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -35,6 +35,7 @@
@ -214,11 +208,9 @@ index cf3cb933eba3..5c73246a092e 100644
void free_pgtables(struct mmu_gather *tlb, struct vm_area_struct *start_vma,
unsigned long floor, unsigned long ceiling);
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 8b634dc72e7f..cc3431c5d9ba 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2798,6 +2798,7 @@ static void commit_charge(struct page *page, struct mem_cgroup *memcg)
@@ -2798,6 +2798,7 @@ static void commit_charge(struct page *p
* - LRU isolation
* - lock_page_memcg()
* - exclusive reference
@ -226,8 +218,6 @@ index 8b634dc72e7f..cc3431c5d9ba 100644
*/
page->memcg_data = (unsigned long)memcg;
}
diff --git a/mm/rmap.c b/mm/rmap.c
index 330b361a460e..22a86122732e 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -73,6 +73,7 @@
@ -238,7 +228,7 @@ index 330b361a460e..22a86122732e 100644
#include <asm/tlbflush.h>
@@ -793,6 +794,12 @@ static bool page_referenced_one(struct page *page, struct vm_area_struct *vma,
@@ -793,6 +794,12 @@ static bool page_referenced_one(struct p
}
if (pvmw.pte) {
@ -251,11 +241,9 @@ index 330b361a460e..22a86122732e 100644
if (ptep_clear_flush_young_notify(vma, address,
pvmw.pte)) {
/*
diff --git a/mm/swap.c b/mm/swap.c
index 5d227577b609..966ff2d83343 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -325,7 +325,7 @@ static bool need_activate_page_drain(int cpu)
@@ -325,7 +325,7 @@ static bool need_activate_page_drain(int
return pagevec_count(&per_cpu(lru_pvecs.activate_page, cpu)) != 0;
}
@ -264,7 +252,7 @@ index 5d227577b609..966ff2d83343 100644
{
page = compound_head(page);
if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) {
@@ -345,7 +345,7 @@ static inline void activate_page_drain(int cpu)
@@ -345,7 +345,7 @@ static inline void activate_page_drain(i
{
}
@ -273,11 +261,9 @@ index 5d227577b609..966ff2d83343 100644
{
struct lruvec *lruvec;
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 932abd24c1b3..1d0b25ae378c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1409,6 +1409,11 @@ static unsigned int shrink_page_list(struct list_head *page_list,
@@ -1409,6 +1409,11 @@ retry:
if (!sc->may_unmap && page_mapped(page))
goto keep_locked;
@ -289,7 +275,7 @@ index 932abd24c1b3..1d0b25ae378c 100644
may_enter_fs = (sc->gfp_mask & __GFP_FS) ||
(PageSwapCache(page) && (sc->gfp_mask & __GFP_IO));
@@ -2990,6 +2995,29 @@ static bool positive_ctrl_err(struct ctrl_pos *sp, struct ctrl_pos *pv)
@@ -2990,6 +2995,29 @@ static bool positive_ctrl_err(struct ctr
* the aging
******************************************************************************/
@ -319,7 +305,7 @@ index 932abd24c1b3..1d0b25ae378c 100644
/* protect pages accessed multiple times through file descriptors */
static int page_inc_gen(struct lruvec *lruvec, struct page *page, bool reclaiming)
{
@@ -3001,6 +3029,11 @@ static int page_inc_gen(struct lruvec *lruvec, struct page *page, bool reclaimin
@@ -3001,6 +3029,11 @@ static int page_inc_gen(struct lruvec *l
VM_WARN_ON_ONCE_PAGE(!(old_flags & LRU_GEN_MASK), page);
do {
@ -331,7 +317,7 @@ index 932abd24c1b3..1d0b25ae378c 100644
new_gen = (old_gen + 1) % MAX_NR_GENS;
new_flags = old_flags & ~(LRU_GEN_MASK | LRU_REFS_MASK | LRU_REFS_FLAGS);
@@ -3015,6 +3048,43 @@ static int page_inc_gen(struct lruvec *lruvec, struct page *page, bool reclaimin
@@ -3015,6 +3048,43 @@ static int page_inc_gen(struct lruvec *l
return new_gen;
}
@ -375,7 +361,7 @@ index 932abd24c1b3..1d0b25ae378c 100644
static void inc_min_seq(struct lruvec *lruvec, int type)
{
struct lru_gen_struct *lrugen = &lruvec->lrugen;
@@ -3214,6 +3284,114 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -3214,6 +3284,114 @@ static void lru_gen_age_node(struct pgli
} while ((memcg = mem_cgroup_iter(NULL, memcg, NULL)));
}
@ -490,7 +476,7 @@ index 932abd24c1b3..1d0b25ae378c 100644
/******************************************************************************
* the eviction
******************************************************************************/
@@ -3250,6 +3428,12 @@ static bool sort_page(struct lruvec *lruvec, struct page *page, int tier_idx)
@@ -3250,6 +3428,12 @@ static bool sort_page(struct lruvec *lru
return true;
}
@ -503,6 +489,3 @@ index 932abd24c1b3..1d0b25ae378c 100644
/* protected */
if (tier > tier_idx) {
int hist = lru_hist_from_seq(lrugen->min_seq[type]);
--
2.40.0

97
target/linux/generic/backport-5.15/020-v6.1-08-mm-multi-gen-LRU-support-page-table-walks.patch
View File

@ -147,11 +147,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 1010 +++++++++++++++++++++++++++++++++++-
10 files changed, 1172 insertions(+), 17 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c
index 881390b44cfd..1afa15a07d26 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1013,6 +1013,7 @@ static int exec_mmap(struct mm_struct *mm)
@@ -1013,6 +1013,7 @@ static int exec_mmap(struct mm_struct *m
active_mm = tsk->active_mm;
tsk->active_mm = mm;
tsk->mm = mm;
@ -159,7 +157,7 @@ index 881390b44cfd..1afa15a07d26 100644
/*
* This prevents preemption while active_mm is being loaded and
* it and mm are being updated, which could cause problems for
@@ -1028,6 +1029,7 @@ static int exec_mmap(struct mm_struct *mm)
@@ -1028,6 +1029,7 @@ static int exec_mmap(struct mm_struct *m
tsk->mm->vmacache_seqnum = 0;
vmacache_flush(tsk);
task_unlock(tsk);
@ -167,8 +165,6 @@ index 881390b44cfd..1afa15a07d26 100644
if (old_mm) {
mmap_read_unlock(old_mm);
BUG_ON(active_mm != old_mm);
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 8d6a0329bc59..3736405cbcf6 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -348,6 +348,11 @@ struct mem_cgroup {
@ -183,8 +179,6 @@ index 8d6a0329bc59..3736405cbcf6 100644
struct mem_cgroup_per_node *nodeinfo[];
};
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 7f8ee09c711f..33c142d31261 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -580,6 +580,22 @@ struct mm_struct {
@ -210,7 +204,7 @@ index 7f8ee09c711f..33c142d31261 100644
} __randomize_layout;
/*
@@ -606,6 +622,66 @@ static inline cpumask_t *mm_cpumask(struct mm_struct *mm)
@@ -606,6 +622,66 @@ static inline cpumask_t *mm_cpumask(stru
return (struct cpumask *)&mm->cpu_bitmap;
}
@ -277,8 +271,6 @@ index 7f8ee09c711f..33c142d31261 100644
struct mmu_gather;
extern void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm);
extern void tlb_gather_mmu_fullmm(struct mmu_gather *tlb, struct mm_struct *mm);
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 4db2b877fcf9..659bab633bdf 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -385,7 +385,7 @@ enum {
@ -365,8 +357,6 @@ index 4db2b877fcf9..659bab633bdf 100644
ZONE_PADDING(_pad2_)
/* Per-node vmstats */
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 4efd267e2937..e970fca4f178 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -137,6 +137,10 @@ union swap_header {
@ -380,11 +370,9 @@ index 4efd267e2937..e970fca4f178 100644
};
#ifdef __KERNEL__
diff --git a/kernel/exit.c b/kernel/exit.c
index 80efdfda6662..06b477395012 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -469,6 +469,7 @@ void mm_update_next_owner(struct mm_struct *mm)
@@ -469,6 +469,7 @@ assign_new_owner:
goto retry;
}
WRITE_ONCE(mm->owner, c);
@ -392,11 +380,9 @@ index 80efdfda6662..06b477395012 100644
task_unlock(c);
put_task_struct(c);
}
diff --git a/kernel/fork.c b/kernel/fork.c
index 68eab6ce3085..d8f37ecdde87 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1083,6 +1083,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p,
@@ -1083,6 +1083,7 @@ static struct mm_struct *mm_init(struct
goto fail_nocontext;
mm->user_ns = get_user_ns(user_ns);
@ -404,7 +390,7 @@ index 68eab6ce3085..d8f37ecdde87 100644
return mm;
fail_nocontext:
@@ -1125,6 +1126,7 @@ static inline void __mmput(struct mm_struct *mm)
@@ -1125,6 +1126,7 @@ static inline void __mmput(struct mm_str
}
if (mm->binfmt)
module_put(mm->binfmt->module);
@ -412,7 +398,7 @@ index 68eab6ce3085..d8f37ecdde87 100644
mmdrop(mm);
}
@@ -2622,6 +2624,13 @@ pid_t kernel_clone(struct kernel_clone_args *args)
@@ -2622,6 +2624,13 @@ pid_t kernel_clone(struct kernel_clone_a
get_task_struct(p);
}
@ -426,11 +412,9 @@ index 68eab6ce3085..d8f37ecdde87 100644
wake_up_new_task(p);
/* forking complete and child started to run, tell ptracer */
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index c1458fa8beb3..fe4d60474d4a 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5007,6 +5007,7 @@ context_switch(struct rq *rq, struct task_struct *prev,
@@ -5007,6 +5007,7 @@ context_switch(struct rq *rq, struct tas
* finish_task_switch()'s mmdrop().
*/
switch_mm_irqs_off(prev->active_mm, next->mm, next);
@ -438,8 +422,6 @@ index c1458fa8beb3..fe4d60474d4a 100644
if (!prev->mm) { // from kernel
/* will mmdrop() in finish_task_switch(). */
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index cc3431c5d9ba..ed87d1256f0e 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -6212,6 +6212,30 @@ static void mem_cgroup_move_task(void)
@ -473,7 +455,7 @@ index cc3431c5d9ba..ed87d1256f0e 100644
static int seq_puts_memcg_tunable(struct seq_file *m, unsigned long value)
{
if (value == PAGE_COUNTER_MAX)
@@ -6555,6 +6579,7 @@ struct cgroup_subsys memory_cgrp_subsys = {
@@ -6555,6 +6579,7 @@ struct cgroup_subsys memory_cgrp_subsys
.css_reset = mem_cgroup_css_reset,
.css_rstat_flush = mem_cgroup_css_rstat_flush,
.can_attach = mem_cgroup_can_attach,
@ -481,8 +463,6 @@ index cc3431c5d9ba..ed87d1256f0e 100644
.cancel_attach = mem_cgroup_cancel_attach,
.post_attach = mem_cgroup_move_task,
.dfl_cftypes = memory_files,
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 1d0b25ae378c..a7844c689522 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -50,6 +50,8 @@
@ -494,7 +474,7 @@ index 1d0b25ae378c..a7844c689522 100644
#include <asm/tlbflush.h>
#include <asm/div64.h>
@@ -2853,7 +2855,7 @@ static bool can_age_anon_pages(struct pglist_data *pgdat,
@@ -2853,7 +2855,7 @@ static bool can_age_anon_pages(struct pg
for ((type) = 0; (type) < ANON_AND_FILE; (type)++) \
for ((zone) = 0; (zone) < MAX_NR_ZONES; (zone)++)
@ -503,11 +483,10 @@ index 1d0b25ae378c..a7844c689522 100644
{
struct pglist_data *pgdat = NODE_DATA(nid);
@@ -2898,6 +2900,371 @@ static bool __maybe_unused seq_is_valid(struct lruvec *lruvec)
get_nr_gens(lruvec, LRU_GEN_ANON) <= MAX_NR_GENS;
@@ -2899,6 +2901,371 @@ static bool __maybe_unused seq_is_valid(
}
+/******************************************************************************
/******************************************************************************
+ * mm_struct list
+ ******************************************************************************/
+
@ -872,10 +851,11 @@ index 1d0b25ae378c..a7844c689522 100644
+ return success;
+}
+
/******************************************************************************
+/******************************************************************************
* refault feedback loop
******************************************************************************/
@@ -3048,6 +3415,118 @@ static int page_inc_gen(struct lruvec *lruvec, struct page *page, bool reclaimin
@@ -3048,6 +3415,118 @@ static int page_inc_gen(struct lruvec *l
return new_gen;
}
@ -994,7 +974,7 @@ index 1d0b25ae378c..a7844c689522 100644
static unsigned long get_pte_pfn(pte_t pte, struct vm_area_struct *vma, unsigned long addr)
{
unsigned long pfn = pte_pfn(pte);
@@ -3066,8 +3545,28 @@ static unsigned long get_pte_pfn(pte_t pte, struct vm_area_struct *vma, unsigned
@@ -3066,8 +3545,28 @@ static unsigned long get_pte_pfn(pte_t p
return pfn;
}
@ -1024,7 +1004,7 @@ index 1d0b25ae378c..a7844c689522 100644
{
struct page *page;
@@ -3082,9 +3581,375 @@ static struct page *get_pfn_page(unsigned long pfn, struct mem_cgroup *memcg,
@@ -3082,9 +3581,375 @@ static struct page *get_pfn_page(unsigne
if (page_memcg_rcu(page) != memcg)
return NULL;
@ -1400,7 +1380,7 @@ index 1d0b25ae378c..a7844c689522 100644
static void inc_min_seq(struct lruvec *lruvec, int type)
{
struct lru_gen_struct *lrugen = &lruvec->lrugen;
@@ -3136,7 +4001,7 @@ static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -3136,7 +4001,7 @@ next:
return success;
}
@ -1409,7 +1389,7 @@ index 1d0b25ae378c..a7844c689522 100644
{
int prev, next;
int type, zone;
@@ -3146,9 +4011,6 @@ static void inc_max_seq(struct lruvec *lruvec, unsigned long max_seq, bool can_s
@@ -3146,9 +4011,6 @@ static void inc_max_seq(struct lruvec *l
VM_WARN_ON_ONCE(!seq_is_valid(lruvec));
@ -1419,7 +1399,7 @@ index 1d0b25ae378c..a7844c689522 100644
for (type = ANON_AND_FILE - 1; type >= 0; type--) {
if (get_nr_gens(lruvec, type) != MAX_NR_GENS)
continue;
@@ -3186,10 +4048,76 @@ static void inc_max_seq(struct lruvec *lruvec, unsigned long max_seq, bool can_s
@@ -3186,10 +4048,76 @@ static void inc_max_seq(struct lruvec *l
/* make sure preceding modifications appear */
smp_store_release(&lrugen->max_seq, lrugen->max_seq + 1);
@ -1497,7 +1477,7 @@ index 1d0b25ae378c..a7844c689522 100644
static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsigned long *min_seq,
struct scan_control *sc, bool can_swap, unsigned long *nr_to_scan)
{
@@ -3265,7 +4193,7 @@ static void age_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -3265,7 +4193,7 @@ static void age_lruvec(struct lruvec *lr
need_aging = should_run_aging(lruvec, max_seq, min_seq, sc, swappiness, &nr_to_scan);
if (need_aging)
@ -1506,7 +1486,7 @@ index 1d0b25ae378c..a7844c689522 100644
}
static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -3274,6 +4202,8 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -3274,6 +4202,8 @@ static void lru_gen_age_node(struct pgli
VM_WARN_ON_ONCE(!current_is_kswapd());
@ -1515,7 +1495,7 @@ index 1d0b25ae378c..a7844c689522 100644
memcg = mem_cgroup_iter(NULL, NULL, NULL);
do {
struct lruvec *lruvec = mem_cgroup_lruvec(memcg, pgdat);
@@ -3282,11 +4212,16 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -3282,11 +4212,16 @@ static void lru_gen_age_node(struct pgli
cond_resched();
} while ((memcg = mem_cgroup_iter(NULL, memcg, NULL)));
@ -1533,7 +1513,7 @@ index 1d0b25ae378c..a7844c689522 100644
*/
void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
{
@@ -3295,6 +4230,8 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3295,6 +4230,8 @@ void lru_gen_look_around(struct page_vma
unsigned long start;
unsigned long end;
unsigned long addr;
@ -1542,7 +1522,7 @@ index 1d0b25ae378c..a7844c689522 100644
unsigned long bitmap[BITS_TO_LONGS(MIN_LRU_BATCH)] = {};
struct page *page = pvmw->page;
struct mem_cgroup *memcg = page_memcg(page);
@@ -3309,6 +4246,9 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3309,6 +4246,9 @@ void lru_gen_look_around(struct page_vma
if (spin_is_contended(pvmw->ptl))
return;
@ -1552,7 +1532,7 @@ index 1d0b25ae378c..a7844c689522 100644
start = max(pvmw->address & PMD_MASK, pvmw->vma->vm_start);
end = min(pvmw->address | ~PMD_MASK, pvmw->vma->vm_end - 1) + 1;
@@ -3338,13 +4278,15 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3338,13 +4278,15 @@ void lru_gen_look_around(struct page_vma
if (!pte_young(pte[i]))
continue;
@ -1569,7 +1549,7 @@ index 1d0b25ae378c..a7844c689522 100644
if (pte_dirty(pte[i]) && !PageDirty(page) &&
!(PageAnon(page) && PageSwapBacked(page) &&
!PageSwapCache(page)))
@@ -3360,7 +4302,11 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3360,7 +4302,11 @@ void lru_gen_look_around(struct page_vma
arch_leave_lazy_mmu_mode();
rcu_read_unlock();
@ -1582,7 +1562,7 @@ index 1d0b25ae378c..a7844c689522 100644
for_each_set_bit(i, bitmap, MIN_LRU_BATCH) {
page = pte_page(pte[i]);
activate_page(page);
@@ -3372,8 +4318,10 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3372,8 +4318,10 @@ void lru_gen_look_around(struct page_vma
if (!mem_cgroup_trylock_pages(memcg))
return;
@ -1595,7 +1575,7 @@ index 1d0b25ae378c..a7844c689522 100644
for_each_set_bit(i, bitmap, MIN_LRU_BATCH) {
page = compound_head(pte_page(pte[i]));
@@ -3384,10 +4332,14 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -3384,10 +4332,14 @@ void lru_gen_look_around(struct page_vma
if (old_gen < 0 || old_gen == new_gen)
continue;
@ -1612,7 +1592,7 @@ index 1d0b25ae378c..a7844c689522 100644
mem_cgroup_unlock_pages();
}
@@ -3670,6 +4622,7 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -3670,6 +4622,7 @@ static int evict_pages(struct lruvec *lr
struct page *page;
enum vm_event_item item;
struct reclaim_stat stat;
@ -1620,7 +1600,7 @@ index 1d0b25ae378c..a7844c689522 100644
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
struct pglist_data *pgdat = lruvec_pgdat(lruvec);
@@ -3706,6 +4659,10 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -3706,6 +4659,10 @@ static int evict_pages(struct lruvec *lr
move_pages_to_lru(lruvec, &list);
@ -1631,7 +1611,7 @@ index 1d0b25ae378c..a7844c689522 100644
item = current_is_kswapd() ? PGSTEAL_KSWAPD : PGSTEAL_DIRECT;
if (!cgroup_reclaim(sc))
__count_vm_events(item, reclaimed);
@@ -3722,6 +4679,11 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -3722,6 +4679,11 @@ static int evict_pages(struct lruvec *lr
return scanned;
}
@ -1643,7 +1623,7 @@ index 1d0b25ae378c..a7844c689522 100644
static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *sc,
bool can_swap)
{
@@ -3747,7 +4709,8 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -3747,7 +4709,8 @@ static unsigned long get_nr_to_scan(stru
if (current_is_kswapd())
return 0;
@ -1653,7 +1633,7 @@ index 1d0b25ae378c..a7844c689522 100644
done:
return min_seq[!can_swap] + MIN_NR_GENS <= max_seq ? nr_to_scan : 0;
}
@@ -3761,6 +4724,8 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -3761,6 +4724,8 @@ static void lru_gen_shrink_lruvec(struct
blk_start_plug(&plug);
@ -1662,7 +1642,7 @@ index 1d0b25ae378c..a7844c689522 100644
while (true) {
int delta;
int swappiness;
@@ -3788,6 +4753,8 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -3788,6 +4753,8 @@ static void lru_gen_shrink_lruvec(struct
cond_resched();
}
@ -1671,7 +1651,7 @@ index 1d0b25ae378c..a7844c689522 100644
blk_finish_plug(&plug);
}
@@ -3804,15 +4771,21 @@ void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -3804,15 +4771,21 @@ void lru_gen_init_lruvec(struct lruvec *
for_each_gen_type_zone(gen, type, zone)
INIT_LIST_HEAD(&lrugen->lists[gen][type][zone]);
@ -1693,7 +1673,7 @@ index 1d0b25ae378c..a7844c689522 100644
int nid;
for_each_node(nid) {
@@ -3820,6 +4793,11 @@ void lru_gen_exit_memcg(struct mem_cgroup *memcg)
@@ -3820,6 +4793,11 @@ void lru_gen_exit_memcg(struct mem_cgrou
VM_WARN_ON_ONCE(memchr_inv(lruvec->lrugen.nr_pages, 0,
sizeof(lruvec->lrugen.nr_pages)));
@ -1705,6 +1685,3 @@ index 1d0b25ae378c..a7844c689522 100644
}
}
#endif
--
2.40.0

19
target/linux/generic/backport-5.15/020-v6.1-09-mm-multi-gen-LRU-optimize-multiple-memcgs.patch
View File

@ -134,8 +134,6 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 105 +++++++++++++++++++++++++++++++++++++++++++++++-----
1 file changed, 96 insertions(+), 9 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index a7844c689522..b6f6fc2585e1 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -127,6 +127,12 @@ struct scan_control {
@ -151,7 +149,7 @@ index a7844c689522..b6f6fc2585e1 100644
/* Allocation order */
s8 order;
@@ -4202,6 +4208,19 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -4202,6 +4208,19 @@ static void lru_gen_age_node(struct pgli
VM_WARN_ON_ONCE(!current_is_kswapd());
@ -171,7 +169,7 @@ index a7844c689522..b6f6fc2585e1 100644
set_mm_walk(pgdat);
memcg = mem_cgroup_iter(NULL, NULL, NULL);
@@ -4613,7 +4632,8 @@ static int isolate_pages(struct lruvec *lruvec, struct scan_control *sc, int swa
@@ -4613,7 +4632,8 @@ static int isolate_pages(struct lruvec *
return scanned;
}
@ -181,7 +179,7 @@ index a7844c689522..b6f6fc2585e1 100644
{
int type;
int scanned;
@@ -4676,6 +4696,9 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4676,6 +4696,9 @@ static int evict_pages(struct lruvec *lr
sc->nr_reclaimed += reclaimed;
@ -191,7 +189,7 @@ index a7844c689522..b6f6fc2585e1 100644
return scanned;
}
@@ -4685,9 +4708,8 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4685,9 +4708,8 @@ static int evict_pages(struct lruvec *lr
* reclaim.
*/
static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *sc,
@ -202,7 +200,7 @@ index a7844c689522..b6f6fc2585e1 100644
unsigned long nr_to_scan;
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
DEFINE_MAX_SEQ(lruvec);
@@ -4697,8 +4719,8 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -4697,8 +4719,8 @@ static unsigned long get_nr_to_scan(stru
(mem_cgroup_below_low(memcg) && !sc->memcg_low_reclaim))
return 0;
@ -213,7 +211,7 @@ index a7844c689522..b6f6fc2585e1 100644
return nr_to_scan;
/* skip the aging path at the default priority */
@@ -4715,10 +4737,68 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -4715,10 +4737,68 @@ done:
return min_seq[!can_swap] + MIN_NR_GENS <= max_seq ? nr_to_scan : 0;
}
@ -282,7 +280,7 @@ index a7844c689522..b6f6fc2585e1 100644
lru_add_drain();
@@ -4738,21 +4818,28 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4738,21 +4818,28 @@ static void lru_gen_shrink_lruvec(struct
else
swappiness = 0;
@ -315,6 +313,3 @@ index a7844c689522..b6f6fc2585e1 100644
clear_mm_walk();
blk_finish_plug(&plug);
--
2.40.0

41
target/linux/generic/backport-5.15/020-v6.1-10-mm-multi-gen-LRU-kill-switch.patch
View File

@ -87,11 +87,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 228 +++++++++++++++++++++++++++++++-
6 files changed, 265 insertions(+), 9 deletions(-)
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 45cdb12243e3..f9a5d6a81101 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -433,6 +433,18 @@ static inline void cgroup_put(struct cgroup *cgrp)
@@ -433,6 +433,18 @@ static inline void cgroup_put(struct cgr
css_put(&cgrp->self);
}
@ -110,7 +108,7 @@ index 45cdb12243e3..f9a5d6a81101 100644
/**
* task_css_set_check - obtain a task's css_set with extra access conditions
* @task: the task to obtain css_set for
@@ -447,7 +459,6 @@ static inline void cgroup_put(struct cgroup *cgrp)
@@ -447,7 +459,6 @@ static inline void cgroup_put(struct cgr
* as locks used during the cgroup_subsys::attach() methods.
*/
#ifdef CONFIG_PROVE_RCU
@ -127,11 +125,9 @@ index 45cdb12243e3..f9a5d6a81101 100644
static inline int cgroup_attach_task_all(struct task_struct *from,
struct task_struct *t) { return 0; }
static inline int cgroupstats_build(struct cgroupstats *stats,
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 58aabb1ba020..e095c1c24311 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -91,10 +91,21 @@ static __always_inline enum lru_list page_lru(struct page *page)
@@ -91,10 +91,21 @@ static __always_inline enum lru_list pag
#ifdef CONFIG_LRU_GEN
@ -154,7 +150,7 @@ index 58aabb1ba020..e095c1c24311 100644
static inline bool lru_gen_in_fault(void)
{
@@ -207,7 +218,7 @@ static inline bool lru_gen_add_page(struct lruvec *lruvec, struct page *page, bo
@@ -207,7 +218,7 @@ static inline bool lru_gen_add_page(stru
VM_WARN_ON_ONCE_PAGE(gen != -1, page);
@ -163,8 +159,6 @@ index 58aabb1ba020..e095c1c24311 100644
return false;
/*
* There are three common cases for this page:
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 659bab633bdf..edaf035503ed 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -364,6 +364,13 @@ enum {
@ -190,8 +184,6 @@ index 659bab633bdf..edaf035503ed 100644
};
enum {
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index d8fcc139ac05..28c32a01da7d 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -165,7 +165,6 @@ struct cgroup_mgctx {
@ -202,8 +194,6 @@ index d8fcc139ac05..28c32a01da7d 100644
extern spinlock_t css_set_lock;
extern struct cgroup_subsys *cgroup_subsys[];
extern struct list_head cgroup_roots;
diff --git a/mm/Kconfig b/mm/Kconfig
index 62433f3cd7ae..4a7d0af3c39b 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -906,6 +906,12 @@ config LRU_GEN
@ -219,8 +209,6 @@ index 62433f3cd7ae..4a7d0af3c39b 100644
config LRU_GEN_STATS
bool "Full stats for debugging"
depends on LRU_GEN
diff --git a/mm/vmscan.c b/mm/vmscan.c
index b6f6fc2585e1..be37d996bc92 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -52,6 +52,7 @@
@ -231,7 +219,7 @@ index b6f6fc2585e1..be37d996bc92 100644
#include <asm/tlbflush.h>
#include <asm/div64.h>
@@ -2841,6 +2842,14 @@ static bool can_age_anon_pages(struct pglist_data *pgdat,
@@ -2841,6 +2842,14 @@ static bool can_age_anon_pages(struct pg
#ifdef CONFIG_LRU_GEN
@ -246,7 +234,7 @@ index b6f6fc2585e1..be37d996bc92 100644
/******************************************************************************
* shorthand helpers
******************************************************************************/
@@ -3717,7 +3726,8 @@ static void walk_pmd_range_locked(pud_t *pud, unsigned long next, struct vm_area
@@ -3717,7 +3726,8 @@ static void walk_pmd_range_locked(pud_t
goto next;
if (!pmd_trans_huge(pmd[i])) {
@ -256,7 +244,7 @@ index b6f6fc2585e1..be37d996bc92 100644
pmdp_test_and_clear_young(vma, addr, pmd + i);
goto next;
}
@@ -3815,10 +3825,12 @@ static void walk_pmd_range(pud_t *pud, unsigned long start, unsigned long end,
@@ -3815,10 +3825,12 @@ restart:
walk->mm_stats[MM_NONLEAF_TOTAL]++;
#ifdef CONFIG_ARCH_HAS_NONLEAF_PMD_YOUNG
@ -272,7 +260,7 @@ index b6f6fc2585e1..be37d996bc92 100644
#endif
if (!walk->force_scan && !test_bloom_filter(walk->lruvec, walk->max_seq, pmd + i))
continue;
@@ -4080,7 +4092,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4080,7 +4092,7 @@ static bool try_to_inc_max_seq(struct lr
* handful of PTEs. Spreading the work out over a period of time usually
* is less efficient, but it avoids bursty page faults.
*/
@ -281,11 +269,10 @@ index b6f6fc2585e1..be37d996bc92 100644
success = iterate_mm_list_nowalk(lruvec, max_seq);
goto done;
}
@@ -4845,6 +4857,208 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
blk_finish_plug(&plug);
@@ -4846,6 +4858,208 @@ done:
}
+/******************************************************************************
/******************************************************************************
+ * state change
+ ******************************************************************************/
+
@ -487,10 +474,11 @@ index b6f6fc2585e1..be37d996bc92 100644
+ .attrs = lru_gen_attrs,
+};
+
/******************************************************************************
+/******************************************************************************
* initialization
******************************************************************************/
@@ -4855,6 +5069,7 @@ void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -4855,6 +5069,7 @@ void lru_gen_init_lruvec(struct lruvec *
struct lru_gen_struct *lrugen = &lruvec->lrugen;
lrugen->max_seq = MIN_NR_GENS + 1;
@ -508,6 +496,3 @@ index b6f6fc2585e1..be37d996bc92 100644
return 0;
};
late_initcall(init_lru_gen);
--
2.40.0

21
target/linux/generic/backport-5.15/020-v6.1-11-mm-multi-gen-LRU-thrashing-prevention.patch
View File

@ -68,8 +68,6 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 74 ++++++++++++++++++++++++++++++++++++++++--
2 files changed, 73 insertions(+), 3 deletions(-)
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index edaf035503ed..6b85ba1f4e18 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -399,6 +399,8 @@ struct lru_gen_struct {
@ -81,11 +79,9 @@ index edaf035503ed..6b85ba1f4e18 100644
/* the multi-gen LRU lists, lazily sorted on eviction */
struct list_head lists[MAX_NR_GENS][ANON_AND_FILE][MAX_NR_ZONES];
/* the multi-gen LRU sizes, eventually consistent */
diff --git a/mm/vmscan.c b/mm/vmscan.c
index be37d996bc92..642ee7bef61d 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4064,6 +4064,7 @@ static void inc_max_seq(struct lruvec *lruvec, bool can_swap)
@@ -4064,6 +4064,7 @@ static void inc_max_seq(struct lruvec *l
for (type = 0; type < ANON_AND_FILE; type++)
reset_ctrl_pos(lruvec, type, false);
@ -93,7 +89,7 @@ index be37d996bc92..642ee7bef61d 100644
/* make sure preceding modifications appear */
smp_store_release(&lrugen->max_seq, lrugen->max_seq + 1);
@@ -4193,7 +4194,7 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsig
@@ -4193,7 +4194,7 @@ static bool should_run_aging(struct lruv
return false;
}
@ -102,7 +98,7 @@ index be37d996bc92..642ee7bef61d 100644
{
bool need_aging;
unsigned long nr_to_scan;
@@ -4207,16 +4208,36 @@ static void age_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -4207,16 +4208,36 @@ static void age_lruvec(struct lruvec *lr
mem_cgroup_calculate_protection(NULL, memcg);
if (mem_cgroup_below_min(memcg))
@ -140,7 +136,7 @@ index be37d996bc92..642ee7bef61d 100644
VM_WARN_ON_ONCE(!current_is_kswapd());
@@ -4239,12 +4260,32 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -4239,12 +4260,32 @@ static void lru_gen_age_node(struct pgli
do {
struct lruvec *lruvec = mem_cgroup_lruvec(memcg, pgdat);
@ -174,7 +170,7 @@ index be37d996bc92..642ee7bef61d 100644
}
/*
@@ -5002,6 +5043,28 @@ static void lru_gen_change_state(bool enabled)
@@ -5002,6 +5043,28 @@ unlock:
* sysfs interface
******************************************************************************/
@ -203,7 +199,7 @@ index be37d996bc92..642ee7bef61d 100644
static ssize_t show_enabled(struct kobject *kobj, struct kobj_attribute *attr, char *buf)
{
unsigned int caps = 0;
@@ -5050,6 +5113,7 @@ static struct kobj_attribute lru_gen_enabled_attr = __ATTR(
@@ -5050,6 +5113,7 @@ static struct kobj_attribute lru_gen_ena
);
static struct attribute *lru_gen_attrs[] = {
@ -211,7 +207,7 @@ index be37d996bc92..642ee7bef61d 100644
&lru_gen_enabled_attr.attr,
NULL
};
@@ -5065,12 +5129,16 @@ static struct attribute_group lru_gen_attr_group = {
@@ -5065,12 +5129,16 @@ static struct attribute_group lru_gen_at
void lru_gen_init_lruvec(struct lruvec *lruvec)
{
@ -228,6 +224,3 @@ index be37d996bc92..642ee7bef61d 100644
for_each_gen_type_zone(gen, type, zone)
INIT_LIST_HEAD(&lrugen->lists[gen][type][zone]);
--
2.40.0

33
target/linux/generic/backport-5.15/020-v6.1-12-mm-multi-gen-LRU-debugfs-interface.patch
View File

@ -64,11 +64,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 411 ++++++++++++++++++++++++++++++++++++++-
2 files changed, 402 insertions(+), 10 deletions(-)
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index 0f233b76c9ce..292ec0ce0d63 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -485,6 +485,7 @@ static inline int num_node_state(enum node_states state)
@@ -485,6 +485,7 @@ static inline int num_node_state(enum no
#define first_online_node 0
#define first_memory_node 0
#define next_online_node(nid) (MAX_NUMNODES)
@ -76,8 +74,6 @@ index 0f233b76c9ce..292ec0ce0d63 100644
#define nr_node_ids 1U
#define nr_online_nodes 1U
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 642ee7bef61d..b74b334488d8 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -53,6 +53,7 @@
@ -130,7 +126,7 @@ index 642ee7bef61d..b74b334488d8 100644
}
static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -4019,7 +4048,7 @@ static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -4019,7 +4048,7 @@ next:
return success;
}
@ -139,7 +135,7 @@ index 642ee7bef61d..b74b334488d8 100644
{
int prev, next;
int type, zone;
@@ -4033,9 +4062,13 @@ static void inc_max_seq(struct lruvec *lruvec, bool can_swap)
@@ -4033,9 +4062,13 @@ static void inc_max_seq(struct lruvec *l
if (get_nr_gens(lruvec, type) != MAX_NR_GENS)
continue;
@ -155,7 +151,7 @@ index 642ee7bef61d..b74b334488d8 100644
}
/*
@@ -4072,7 +4105,7 @@ static void inc_max_seq(struct lruvec *lruvec, bool can_swap)
@@ -4072,7 +4105,7 @@ static void inc_max_seq(struct lruvec *l
}
static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@ -164,7 +160,7 @@ index 642ee7bef61d..b74b334488d8 100644
{
bool success;
struct lru_gen_mm_walk *walk;
@@ -4093,7 +4126,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4093,7 +4126,7 @@ static bool try_to_inc_max_seq(struct lr
* handful of PTEs. Spreading the work out over a period of time usually
* is less efficient, but it avoids bursty page faults.
*/
@ -173,7 +169,7 @@ index 642ee7bef61d..b74b334488d8 100644
success = iterate_mm_list_nowalk(lruvec, max_seq);
goto done;
}
@@ -4107,7 +4140,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4107,7 +4140,7 @@ static bool try_to_inc_max_seq(struct lr
walk->lruvec = lruvec;
walk->max_seq = max_seq;
walk->can_swap = can_swap;
@ -182,7 +178,7 @@ index 642ee7bef61d..b74b334488d8 100644
do {
success = iterate_mm_list(lruvec, walk, &mm);
@@ -4127,7 +4160,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4127,7 +4160,7 @@ done:
VM_WARN_ON_ONCE(max_seq != READ_ONCE(lrugen->max_seq));
@ -191,7 +187,7 @@ index 642ee7bef61d..b74b334488d8 100644
/* either this sees any waiters or they will see updated max_seq */
if (wq_has_sleeper(&lruvec->mm_state.wait))
wake_up_all(&lruvec->mm_state.wait);
@@ -4225,7 +4258,7 @@ static bool age_lruvec(struct lruvec *lruvec, struct scan_control *sc, unsigned
@@ -4225,7 +4258,7 @@ static bool age_lruvec(struct lruvec *lr
}
if (need_aging)
@ -200,7 +196,7 @@ index 642ee7bef61d..b74b334488d8 100644
return true;
}
@@ -4784,7 +4817,7 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -4784,7 +4817,7 @@ static unsigned long get_nr_to_scan(stru
if (current_is_kswapd())
return 0;
@ -209,11 +205,10 @@ index 642ee7bef61d..b74b334488d8 100644
return nr_to_scan;
done:
return min_seq[!can_swap] + MIN_NR_GENS <= max_seq ? nr_to_scan : 0;
@@ -5123,6 +5156,361 @@ static struct attribute_group lru_gen_attr_group = {
.attrs = lru_gen_attrs,
@@ -5124,6 +5157,361 @@ static struct attribute_group lru_gen_at
};
+/******************************************************************************
/******************************************************************************
+ * debugfs interface
+ ******************************************************************************/
+
@ -568,9 +563,10 @@ index 642ee7bef61d..b74b334488d8 100644
+ .release = seq_release,
+};
+
/******************************************************************************
+/******************************************************************************
* initialization
******************************************************************************/
@@ -5180,6 +5568,9 @@ static int __init init_lru_gen(void)
if (sysfs_create_group(mm_kobj, &lru_gen_attr_group))
pr_err("lru_gen: failed to create sysfs group\n");
@ -581,6 +577,3 @@ index 642ee7bef61d..b74b334488d8 100644
return 0;
};
late_initcall(init_lru_gen);
--
2.40.0

7
target/linux/generic/backport-5.15/020-v6.1-13-mm-mglru-don-t-sync-disk-for-each-aging-cycle.patch
View File

@ -19,11 +19,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index b74b334488d8..1c0875e6514a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4165,8 +4165,6 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4165,8 +4165,6 @@ done:
if (wq_has_sleeper(&lruvec->mm_state.wait))
wake_up_all(&lruvec->mm_state.wait);
@ -32,6 +30,3 @@ index b74b334488d8..1c0875e6514a 100644
return true;
}
--
2.40.0

11
target/linux/generic/backport-5.15/020-v6.1-14-mm-multi-gen-LRU-retry-pages-written-back-while-isol.patch
View File

@ -43,11 +43,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 48 +++++++++++++++++++++++++++++++++++++-----------
1 file changed, 37 insertions(+), 11 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 1c0875e6514a..27bc525380f9 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4723,10 +4723,13 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4723,10 +4723,13 @@ static int evict_pages(struct lruvec *lr
int scanned;
int reclaimed;
LIST_HEAD(list);
@ -61,7 +59,7 @@ index 1c0875e6514a..27bc525380f9 100644
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
struct pglist_data *pgdat = lruvec_pgdat(lruvec);
@@ -4743,20 +4746,37 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4743,20 +4746,37 @@ static int evict_pages(struct lruvec *lr
if (list_empty(&list))
return scanned;
@ -109,7 +107,7 @@ index 1c0875e6514a..27bc525380f9 100644
}
spin_lock_irq(&lruvec->lru_lock);
@@ -4778,7 +4798,13 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4778,7 +4798,13 @@ static int evict_pages(struct lruvec *lr
mem_cgroup_uncharge_list(&list);
free_unref_page_list(&list);
@ -124,6 +122,3 @@ index 1c0875e6514a..27bc525380f9 100644
if (need_swapping && type == LRU_GEN_ANON)
*need_swapping = true;
--
2.40.0

9
target/linux/generic/backport-5.15/020-v6.1-15-mm-multi-gen-LRU-move-lru_gen_add_mm-out-of-IRQ-off-.patch
View File

@ -29,11 +29,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
fs/exec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/exec.c b/fs/exec.c
index 1afa15a07d26..718c58947be1 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1013,7 +1013,6 @@ static int exec_mmap(struct mm_struct *mm)
@@ -1013,7 +1013,6 @@ static int exec_mmap(struct mm_struct *m
active_mm = tsk->active_mm;
tsk->active_mm = mm;
tsk->mm = mm;
@ -41,7 +39,7 @@ index 1afa15a07d26..718c58947be1 100644
/*
* This prevents preemption while active_mm is being loaded and
* it and mm are being updated, which could cause problems for
@@ -1028,6 +1027,7 @@ static int exec_mmap(struct mm_struct *mm)
@@ -1028,6 +1027,7 @@ static int exec_mmap(struct mm_struct *m
local_irq_enable();
tsk->mm->vmacache_seqnum = 0;
vmacache_flush(tsk);
@ -49,6 +47,3 @@ index 1afa15a07d26..718c58947be1 100644
task_unlock(tsk);
lru_gen_use_mm(mm);
if (old_mm) {
--
2.40.0

21
target/linux/generic/backport-5.15/020-v6.1-17-mm-add-dummy-pmd_young-for-architectures-not-having-.patch
View File

@ -28,11 +28,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/linux/pgtable.h | 7 +++++++
6 files changed, 12 insertions(+)
diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
index 804889b70965..89ab8b4cf971 100644
--- a/arch/mips/include/asm/pgtable.h
+++ b/arch/mips/include/asm/pgtable.h
@@ -632,6 +632,7 @@ static inline pmd_t pmd_mkdirty(pmd_t pmd)
@@ -632,6 +632,7 @@ static inline pmd_t pmd_mkdirty(pmd_t pm
return pmd;
}
@ -40,8 +38,6 @@ index 804889b70965..89ab8b4cf971 100644
static inline int pmd_young(pmd_t pmd)
{
return !!(pmd_val(pmd) & _PAGE_ACCESSED);
diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h
index 39b550310ec6..4a64e03dcdd4 100644
--- a/arch/riscv/include/asm/pgtable.h
+++ b/arch/riscv/include/asm/pgtable.h
@@ -531,6 +531,7 @@ static inline int pmd_dirty(pmd_t pmd)
@ -52,8 +48,6 @@ index 39b550310ec6..4a64e03dcdd4 100644
static inline int pmd_young(pmd_t pmd)
{
return pte_young(pmd_pte(pmd));
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index b61426c9ef17..55ff4f22da2d 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -748,6 +748,7 @@ static inline int pmd_dirty(pmd_t pmd)
@ -64,11 +58,9 @@ index b61426c9ef17..55ff4f22da2d 100644
static inline int pmd_young(pmd_t pmd)
{
return (pmd_val(pmd) & _SEGMENT_ENTRY_YOUNG) != 0;
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 4679e45c8348..bfd10179c137 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -712,6 +712,7 @@ static inline unsigned long pmd_dirty(pmd_t pmd)
@@ -712,6 +712,7 @@ static inline unsigned long pmd_dirty(pm
return pte_dirty(pte);
}
@ -76,8 +68,6 @@ index 4679e45c8348..bfd10179c137 100644
static inline unsigned long pmd_young(pmd_t pmd)
{
pte_t pte = __pte(pmd_val(pmd));
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 01a1763123ff..c4b64ee357fd 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -136,6 +136,7 @@ static inline int pmd_dirty(pmd_t pmd)
@ -88,11 +78,9 @@ index 01a1763123ff..c4b64ee357fd 100644
static inline int pmd_young(pmd_t pmd)
{
return pmd_flags(pmd) & _PAGE_ACCESSED;
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index e6889556e0bf..dec3d890e814 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -164,6 +164,13 @@ static inline pte_t *virt_to_kpte(unsigned long vaddr)
@@ -164,6 +164,13 @@ static inline pte_t *virt_to_kpte(unsign
return pmd_none(*pmd) ? NULL : pte_offset_kernel(pmd, vaddr);
}
@ -106,6 +94,3 @@ index e6889556e0bf..dec3d890e814 100644
#ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
extern int ptep_set_access_flags(struct vm_area_struct *vma,
unsigned long address, pte_t *ptep,
--
2.40.0

19
target/linux/generic/backport-5.15/020-v6.1-18-mm-introduce-arch_has_hw_nonleaf_pmd_young.patch
View File

@ -36,11 +36,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 10 +++++-----
3 files changed, 24 insertions(+), 5 deletions(-)
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index c4b64ee357fd..d8363c676496 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1405,6 +1405,14 @@ static inline bool arch_has_hw_pte_young(void)
@@ -1405,6 +1405,14 @@ static inline bool arch_has_hw_pte_young
return true;
}
@ -55,11 +53,9 @@ index c4b64ee357fd..d8363c676496 100644
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_PGTABLE_H */
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index dec3d890e814..562b4cc82b33 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -266,6 +266,17 @@ static inline int pmdp_clear_flush_young(struct vm_area_struct *vma,
@@ -266,6 +266,17 @@ static inline int pmdp_clear_flush_young
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif
@ -77,11 +73,9 @@ index dec3d890e814..562b4cc82b33 100644
#ifndef arch_has_hw_pte_young
/*
* Return whether the accessed bit is supported on the local CPU.
diff --git a/mm/vmscan.c b/mm/vmscan.c
index d310e0b9e520..96f1af44bb77 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3730,7 +3730,7 @@ static void walk_pmd_range_locked(pud_t *pud, unsigned long next, struct vm_area
@@ -3727,7 +3727,7 @@ static void walk_pmd_range_locked(pud_t
goto next;
if (!pmd_trans_huge(pmd[i])) {
@ -90,7 +84,7 @@ index d310e0b9e520..96f1af44bb77 100644
get_cap(LRU_GEN_NONLEAF_YOUNG))
pmdp_test_and_clear_young(vma, addr, pmd + i);
goto next;
@@ -3828,14 +3828,14 @@ static void walk_pmd_range(pud_t *pud, unsigned long start, unsigned long end,
@@ -3825,14 +3825,14 @@ restart:
#endif
walk->mm_stats[MM_NONLEAF_TOTAL]++;
@ -108,7 +102,7 @@ index d310e0b9e520..96f1af44bb77 100644
if (!walk->force_scan && !test_bloom_filter(walk->lruvec, walk->max_seq, pmd + i))
continue;
@@ -5135,7 +5135,7 @@ static ssize_t show_enabled(struct kobject *kobj, struct kobj_attribute *attr, c
@@ -5132,7 +5132,7 @@ static ssize_t show_enabled(struct kobje
if (arch_has_hw_pte_young() && get_cap(LRU_GEN_MM_WALK))
caps |= BIT(LRU_GEN_MM_WALK);
@ -117,6 +111,3 @@ index d310e0b9e520..96f1af44bb77 100644
caps |= BIT(LRU_GEN_NONLEAF_YOUNG);
return snprintf(buf, PAGE_SIZE, "0x%04x\n", caps);
--
2.40.0

7
target/linux/generic/backport-5.15/020-v6.2-16-mm-multi-gen-LRU-fix-crash-during-cgroup-migration.patch
View File

@ -34,11 +34,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 27bc525380f9..d310e0b9e520 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3024,13 +3024,16 @@ void lru_gen_migrate_mm(struct mm_struct *mm)
@@ -3024,13 +3024,16 @@ void lru_gen_migrate_mm(struct mm_struct
if (mem_cgroup_disabled())
return;
@ -56,6 +54,3 @@ index 27bc525380f9..d310e0b9e520 100644
VM_WARN_ON_ONCE(list_empty(&mm->lru_gen.list));
lru_gen_del_mm(mm);
--
2.40.0

23
target/linux/generic/backport-5.15/020-v6.3-19-mm-add-vma_has_recency.patch
View File

@ -56,11 +56,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 5 ++++-
4 files changed, 35 insertions(+), 29 deletions(-)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index e095c1c24311..e8c723053a52 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -333,4 +333,13 @@ static __always_inline void del_page_from_lru_list(struct page *page,
@@ -333,4 +333,13 @@ static __always_inline void del_page_fro
update_lru_size(lruvec, page_lru(page), page_zonenum(page),
-thp_nr_pages(page));
}
@ -74,8 +72,6 @@ index e095c1c24311..e8c723053a52 100644
+}
+
#endif
diff --git a/mm/memory.c b/mm/memory.c
index 7d5be951de9e..1306b1ff0c10 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -41,6 +41,7 @@
@ -86,7 +82,7 @@ index 7d5be951de9e..1306b1ff0c10 100644
#include <linux/sched/mm.h>
#include <linux/sched/coredump.h>
#include <linux/sched/numa_balancing.h>
@@ -1353,8 +1354,7 @@ static unsigned long zap_pte_range(struct mmu_gather *tlb,
@@ -1353,8 +1354,7 @@ again:
force_flush = 1;
set_page_dirty(page);
}
@ -96,7 +92,7 @@ index 7d5be951de9e..1306b1ff0c10 100644
mark_page_accessed(page);
}
rss[mm_counter(page)]--;
@@ -4781,8 +4781,8 @@ static inline void mm_account_fault(struct pt_regs *regs,
@@ -4781,8 +4781,8 @@ static inline void mm_account_fault(stru
#ifdef CONFIG_LRU_GEN
static void lru_gen_enter_fault(struct vm_area_struct *vma)
{
@ -107,11 +103,9 @@ index 7d5be951de9e..1306b1ff0c10 100644
}
static void lru_gen_exit_fault(void)
diff --git a/mm/rmap.c b/mm/rmap.c
index 22a86122732e..53df47753f3c 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -794,25 +794,14 @@ static bool page_referenced_one(struct page *page, struct vm_area_struct *vma,
@@ -794,25 +794,14 @@ static bool page_referenced_one(struct p
}
if (pvmw.pte) {
@ -140,7 +134,7 @@ index 22a86122732e..53df47753f3c 100644
} else if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE)) {
if (pmdp_clear_flush_young_notify(vma, address,
pvmw.pmd))
@@ -846,7 +835,20 @@ static bool invalid_page_referenced_vma(struct vm_area_struct *vma, void *arg)
@@ -846,7 +835,20 @@ static bool invalid_page_referenced_vma(
struct page_referenced_arg *pra = arg;
struct mem_cgroup *memcg = pra->memcg;
@ -186,11 +180,9 @@ index 22a86122732e..53df47753f3c 100644
rmap_walk(page, &rwc);
*vm_flags = pra.vm_flags;
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 96f1af44bb77..4ab376abeaae 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3486,7 +3486,10 @@ static int should_skip_vma(unsigned long start, unsigned long end, struct mm_wal
@@ -3486,7 +3486,10 @@ static int should_skip_vma(unsigned long
if (is_vm_hugetlb_page(vma))
return true;
@ -202,6 +194,3 @@ index 96f1af44bb77..4ab376abeaae 100644
return true;
if (vma == get_gate_vma(vma->vm_mm))
--
2.40.0

17
target/linux/generic/backport-5.15/020-v6.3-20-mm-support-POSIX_FADV_NOREUSE.patch
View File

@ -79,11 +79,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/fadvise.c | 5 ++++-
3 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 23ecfecdc450..601e52991f4a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -167,6 +167,8 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset,
@@ -167,6 +167,8 @@ typedef int (dio_iodone_t)(struct kiocb
/* File is stream-like */
#define FMODE_STREAM ((__force fmode_t)0x200000)
@ -92,11 +90,9 @@ index 23ecfecdc450..601e52991f4a 100644
/* File was opened by fanotify and shouldn't generate fanotify events */
#define FMODE_NONOTIFY ((__force fmode_t)0x4000000)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index e8c723053a52..8a6a2a23f9b6 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -339,6 +339,9 @@ static inline bool vma_has_recency(struct vm_area_struct *vma)
@@ -339,6 +339,9 @@ static inline bool vma_has_recency(struc
if (vma->vm_flags & (VM_SEQ_READ | VM_RAND_READ))
return false;
@ -106,11 +102,9 @@ index e8c723053a52..8a6a2a23f9b6 100644
return true;
}
diff --git a/mm/fadvise.c b/mm/fadvise.c
index d6baa4f451c5..e8023c69f219 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -80,7 +80,7 @@ int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
@@ -80,7 +80,7 @@ int generic_fadvise(struct file *file, l
case POSIX_FADV_NORMAL:
file->f_ra.ra_pages = bdi->ra_pages;
spin_lock(&file->f_lock);
@ -119,7 +113,7 @@ index d6baa4f451c5..e8023c69f219 100644
spin_unlock(&file->f_lock);
break;
case POSIX_FADV_RANDOM:
@@ -107,6 +107,9 @@ int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice)
@@ -107,6 +107,9 @@ int generic_fadvise(struct file *file, l
force_page_cache_readahead(mapping, file, start_index, nrpages);
break;
case POSIX_FADV_NOREUSE:
@ -129,6 +123,3 @@ index d6baa4f451c5..e8023c69f219 100644
break;
case POSIX_FADV_DONTNEED:
if (!inode_write_congested(mapping->host))
--
2.40.0

51
target/linux/generic/backport-5.15/020-v6.3-21-mm-multi-gen-LRU-rename-lru_gen_struct-to-lru_gen_pa.patch
View File

@ -122,11 +122,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/workingset.c | 4 ++--
4 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 8a6a2a23f9b6..27c4890503c5 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -168,7 +168,7 @@ static inline void lru_gen_update_size(struct lruvec *lruvec, struct page *page,
@@ -168,7 +168,7 @@ static inline void lru_gen_update_size(s
int zone = page_zonenum(page);
int delta = thp_nr_pages(page);
enum lru_list lru = type * LRU_INACTIVE_FILE;
@ -135,7 +133,7 @@ index 8a6a2a23f9b6..27c4890503c5 100644
VM_WARN_ON_ONCE(old_gen != -1 && old_gen >= MAX_NR_GENS);
VM_WARN_ON_ONCE(new_gen != -1 && new_gen >= MAX_NR_GENS);
@@ -214,7 +214,7 @@ static inline bool lru_gen_add_page(struct lruvec *lruvec, struct page *page, bo
@@ -214,7 +214,7 @@ static inline bool lru_gen_add_page(stru
int gen = page_lru_gen(page);
int type = page_is_file_lru(page);
int zone = page_zonenum(page);
@ -144,8 +142,6 @@ index 8a6a2a23f9b6..27c4890503c5 100644
VM_WARN_ON_ONCE_PAGE(gen != -1, page);
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 6b85ba1f4e18..5856b026c089 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -394,7 +394,7 @@ enum {
@ -175,11 +171,9 @@ index 6b85ba1f4e18..5856b026c089 100644
/* to concurrently iterate lru_gen_mm_list */
struct lru_gen_mm_state mm_state;
#endif
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 4ab376abeaae..3b1b5bd9736a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2910,7 +2910,7 @@ static int get_nr_gens(struct lruvec *lruvec, int type)
@@ -2910,7 +2910,7 @@ static int get_nr_gens(struct lruvec *lr
static bool __maybe_unused seq_is_valid(struct lruvec *lruvec)
{
@ -197,7 +191,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
int hist = lru_hist_from_seq(lrugen->min_seq[type]);
pos->refaulted = lrugen->avg_refaulted[type][tier] +
@@ -3331,7 +3331,7 @@ static void read_ctrl_pos(struct lruvec *lruvec, int type, int tier, int gain,
@@ -3331,7 +3331,7 @@ static void read_ctrl_pos(struct lruvec
static void reset_ctrl_pos(struct lruvec *lruvec, int type, bool carryover)
{
int hist, tier;
@ -206,7 +200,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
bool clear = carryover ? NR_HIST_GENS == 1 : NR_HIST_GENS > 1;
unsigned long seq = carryover ? lrugen->min_seq[type] : lrugen->max_seq + 1;
@@ -3408,7 +3408,7 @@ static int page_update_gen(struct page *page, int gen)
@@ -3408,7 +3408,7 @@ static int page_update_gen(struct page *
static int page_inc_gen(struct lruvec *lruvec, struct page *page, bool reclaiming)
{
int type = page_is_file_lru(page);
@ -215,7 +209,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
int new_gen, old_gen = lru_gen_from_seq(lrugen->min_seq[type]);
unsigned long new_flags, old_flags = READ_ONCE(page->flags);
@@ -3453,7 +3453,7 @@ static void update_batch_size(struct lru_gen_mm_walk *walk, struct page *page,
@@ -3453,7 +3453,7 @@ static void update_batch_size(struct lru
static void reset_batch_size(struct lruvec *lruvec, struct lru_gen_mm_walk *walk)
{
int gen, type, zone;
@ -224,7 +218,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
walk->batched = 0;
@@ -3979,7 +3979,7 @@ static bool inc_min_seq(struct lruvec *lruvec, int type, bool can_swap)
@@ -3979,7 +3979,7 @@ static bool inc_min_seq(struct lruvec *l
{
int zone;
int remaining = MAX_LRU_BATCH;
@ -233,7 +227,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
int new_gen, old_gen = lru_gen_from_seq(lrugen->min_seq[type]);
if (type == LRU_GEN_ANON && !can_swap)
@@ -4015,7 +4015,7 @@ static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -4015,7 +4015,7 @@ static bool try_to_inc_min_seq(struct lr
{
int gen, type, zone;
bool success = false;
@ -242,7 +236,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
DEFINE_MIN_SEQ(lruvec);
VM_WARN_ON_ONCE(!seq_is_valid(lruvec));
@@ -4036,7 +4036,7 @@ static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -4036,7 +4036,7 @@ next:
;
}
@ -251,7 +245,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
if (can_swap) {
min_seq[LRU_GEN_ANON] = min(min_seq[LRU_GEN_ANON], min_seq[LRU_GEN_FILE]);
min_seq[LRU_GEN_FILE] = max(min_seq[LRU_GEN_ANON], lrugen->min_seq[LRU_GEN_FILE]);
@@ -4058,7 +4058,7 @@ static void inc_max_seq(struct lruvec *lruvec, bool can_swap, bool force_scan)
@@ -4058,7 +4058,7 @@ static void inc_max_seq(struct lruvec *l
{
int prev, next;
int type, zone;
@ -260,7 +254,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
spin_lock_irq(&lruvec->lru_lock);
@@ -4116,7 +4116,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4116,7 +4116,7 @@ static bool try_to_inc_max_seq(struct lr
bool success;
struct lru_gen_mm_walk *walk;
struct mm_struct *mm = NULL;
@ -269,7 +263,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
VM_WARN_ON_ONCE(max_seq > READ_ONCE(lrugen->max_seq));
@@ -4181,7 +4181,7 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsig
@@ -4181,7 +4181,7 @@ static bool should_run_aging(struct lruv
unsigned long old = 0;
unsigned long young = 0;
unsigned long total = 0;
@ -278,7 +272,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
for (type = !can_swap; type < ANON_AND_FILE; type++) {
@@ -4466,7 +4466,7 @@ static bool sort_page(struct lruvec *lruvec, struct page *page, int tier_idx)
@@ -4466,7 +4466,7 @@ static bool sort_page(struct lruvec *lru
int delta = thp_nr_pages(page);
int refs = page_lru_refs(page);
int tier = lru_tier_from_refs(refs);
@ -287,7 +281,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
VM_WARN_ON_ONCE_PAGE(gen >= MAX_NR_GENS, page);
@@ -4566,7 +4566,7 @@ static int scan_pages(struct lruvec *lruvec, struct scan_control *sc,
@@ -4566,7 +4566,7 @@ static int scan_pages(struct lruvec *lru
int scanned = 0;
int isolated = 0;
int remaining = MAX_LRU_BATCH;
@ -296,7 +290,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
VM_WARN_ON_ONCE(!list_empty(list));
@@ -4967,7 +4967,7 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4967,7 +4967,7 @@ done:
static bool __maybe_unused state_is_valid(struct lruvec *lruvec)
{
@ -305,7 +299,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
if (lrugen->enabled) {
enum lru_list lru;
@@ -5247,7 +5247,7 @@ static void lru_gen_seq_show_full(struct seq_file *m, struct lruvec *lruvec,
@@ -5247,7 +5247,7 @@ static void lru_gen_seq_show_full(struct
int i;
int type, tier;
int hist = lru_hist_from_seq(seq);
@ -314,7 +308,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
for (tier = 0; tier < MAX_NR_TIERS; tier++) {
seq_printf(m, " %10d", tier);
@@ -5296,7 +5296,7 @@ static int lru_gen_seq_show(struct seq_file *m, void *v)
@@ -5296,7 +5296,7 @@ static int lru_gen_seq_show(struct seq_f
unsigned long seq;
bool full = !debugfs_real_fops(m->file)->write;
struct lruvec *lruvec = v;
@ -323,7 +317,7 @@ index 4ab376abeaae..3b1b5bd9736a 100644
int nid = lruvec_pgdat(lruvec)->node_id;
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
DEFINE_MAX_SEQ(lruvec);
@@ -5549,7 +5549,7 @@ void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -5549,7 +5549,7 @@ void lru_gen_init_lruvec(struct lruvec *
{
int i;
int gen, type, zone;
@ -332,11 +326,9 @@ index 4ab376abeaae..3b1b5bd9736a 100644
lrugen->max_seq = MIN_NR_GENS + 1;
lrugen->enabled = lru_gen_enabled();
diff --git a/mm/workingset.c b/mm/workingset.c
index aeba62cebf8c..a5e1798c6d60 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -223,7 +223,7 @@ static void *lru_gen_eviction(struct page *page)
@@ -223,7 +223,7 @@ static void *lru_gen_eviction(struct pag
unsigned long token;
unsigned long min_seq;
struct lruvec *lruvec;
@ -345,7 +337,7 @@ index aeba62cebf8c..a5e1798c6d60 100644
int type = page_is_file_lru(page);
int delta = thp_nr_pages(page);
int refs = page_lru_refs(page);
@@ -252,7 +252,7 @@ static void lru_gen_refault(struct page *page, void *shadow)
@@ -252,7 +252,7 @@ static void lru_gen_refault(struct page
unsigned long token;
unsigned long min_seq;
struct lruvec *lruvec;
@ -354,6 +346,3 @@ index aeba62cebf8c..a5e1798c6d60 100644
struct mem_cgroup *memcg;
struct pglist_data *pgdat;
int type = page_is_file_lru(page);
--
2.40.0

31
target/linux/generic/backport-5.15/020-v6.3-22-mm-multi-gen-LRU-rename-lrugen-lists-to-lrugen-pages.patch
View File

@ -23,11 +23,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 20 ++++++++++----------
3 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 27c4890503c5..4adc9ba59569 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -246,9 +246,9 @@ static inline bool lru_gen_add_page(struct lruvec *lruvec, struct page *page, bo
@@ -246,9 +246,9 @@ static inline bool lru_gen_add_page(stru
lru_gen_update_size(lruvec, page, -1, gen);
/* for rotate_reclaimable_page() */
if (reclaiming)
@ -39,8 +37,6 @@ index 27c4890503c5..4adc9ba59569 100644
return true;
}
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 5856b026c089..7b8a26aaf381 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -302,7 +302,7 @@ enum lruvec_flags {
@ -72,11 +68,9 @@ index 5856b026c089..7b8a26aaf381 100644
/* the multi-gen LRU sizes, eventually consistent */
long nr_pages[MAX_NR_GENS][ANON_AND_FILE][MAX_NR_ZONES];
/* the exponential moving average of refaulted */
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3b1b5bd9736a..2322c913aa64 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3987,7 +3987,7 @@ static bool inc_min_seq(struct lruvec *lruvec, int type, bool can_swap)
@@ -3987,7 +3987,7 @@ static bool inc_min_seq(struct lruvec *l
/* prevent cold/hot inversion if force_scan is true */
for (zone = 0; zone < MAX_NR_ZONES; zone++) {
@ -85,7 +79,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
while (!list_empty(head)) {
struct page *page = lru_to_page(head);
@@ -3998,7 +3998,7 @@ static bool inc_min_seq(struct lruvec *lruvec, int type, bool can_swap)
@@ -3998,7 +3998,7 @@ static bool inc_min_seq(struct lruvec *l
VM_WARN_ON_ONCE_PAGE(page_zonenum(page) != zone, page);
new_gen = page_inc_gen(lruvec, page, false);
@ -94,7 +88,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
if (!--remaining)
return false;
@@ -4026,7 +4026,7 @@ static bool try_to_inc_min_seq(struct lruvec *lruvec, bool can_swap)
@@ -4026,7 +4026,7 @@ static bool try_to_inc_min_seq(struct lr
gen = lru_gen_from_seq(min_seq[type]);
for (zone = 0; zone < MAX_NR_ZONES; zone++) {
@ -103,7 +97,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
goto next;
}
@@ -4491,7 +4491,7 @@ static bool sort_page(struct lruvec *lruvec, struct page *page, int tier_idx)
@@ -4491,7 +4491,7 @@ static bool sort_page(struct lruvec *lru
/* promoted */
if (gen != lru_gen_from_seq(lrugen->min_seq[type])) {
@ -112,7 +106,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
return true;
}
@@ -4500,7 +4500,7 @@ static bool sort_page(struct lruvec *lruvec, struct page *page, int tier_idx)
@@ -4500,7 +4500,7 @@ static bool sort_page(struct lruvec *lru
int hist = lru_hist_from_seq(lrugen->min_seq[type]);
gen = page_inc_gen(lruvec, page, false);
@ -121,7 +115,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
WRITE_ONCE(lrugen->protected[hist][type][tier - 1],
lrugen->protected[hist][type][tier - 1] + delta);
@@ -4512,7 +4512,7 @@ static bool sort_page(struct lruvec *lruvec, struct page *page, int tier_idx)
@@ -4512,7 +4512,7 @@ static bool sort_page(struct lruvec *lru
if (PageLocked(page) || PageWriteback(page) ||
(type == LRU_GEN_FILE && PageDirty(page))) {
gen = page_inc_gen(lruvec, page, true);
@ -130,7 +124,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
return true;
}
@@ -4579,7 +4579,7 @@ static int scan_pages(struct lruvec *lruvec, struct scan_control *sc,
@@ -4579,7 +4579,7 @@ static int scan_pages(struct lruvec *lru
for (zone = sc->reclaim_idx; zone >= 0; zone--) {
LIST_HEAD(moved);
int skipped = 0;
@ -139,7 +133,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
while (!list_empty(head)) {
struct page *page = lru_to_page(head);
@@ -4980,7 +4980,7 @@ static bool __maybe_unused state_is_valid(struct lruvec *lruvec)
@@ -4980,7 +4980,7 @@ static bool __maybe_unused state_is_vali
int gen, type, zone;
for_each_gen_type_zone(gen, type, zone) {
@ -148,7 +142,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
return false;
}
}
@@ -5025,7 +5025,7 @@ static bool drain_evictable(struct lruvec *lruvec)
@@ -5025,7 +5025,7 @@ static bool drain_evictable(struct lruve
int remaining = MAX_LRU_BATCH;
for_each_gen_type_zone(gen, type, zone) {
@ -157,7 +151,7 @@ index 3b1b5bd9736a..2322c913aa64 100644
while (!list_empty(head)) {
bool success;
@@ -5558,7 +5558,7 @@ void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -5558,7 +5558,7 @@ void lru_gen_init_lruvec(struct lruvec *
lrugen->timestamps[i] = jiffies;
for_each_gen_type_zone(gen, type, zone)
@ -166,6 +160,3 @@ index 3b1b5bd9736a..2322c913aa64 100644
lruvec->mm_state.seq = MIN_NR_GENS;
init_waitqueue_head(&lruvec->mm_state.wait);
--
2.40.0

21
target/linux/generic/backport-5.15/020-v6.3-23-mm-multi-gen-LRU-remove-eviction-fairness-safeguard.patch
View File

@ -35,11 +35,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 82 +++++++++++++++--------------------------------------
1 file changed, 23 insertions(+), 59 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 2322c913aa64..40e7a947c5c7 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -443,6 +443,11 @@ static bool cgroup_reclaim(struct scan_control *sc)
@@ -443,6 +443,11 @@ static bool cgroup_reclaim(struct scan_c
return sc->target_mem_cgroup;
}
@ -51,7 +49,7 @@ index 2322c913aa64..40e7a947c5c7 100644
/**
* writeback_throttling_sane - is the usual dirty throttling mechanism available?
* @sc: scan_control in question
@@ -493,6 +498,11 @@ static bool cgroup_reclaim(struct scan_control *sc)
@@ -493,6 +498,11 @@ static bool cgroup_reclaim(struct scan_c
return false;
}
@ -63,7 +61,7 @@ index 2322c913aa64..40e7a947c5c7 100644
static bool writeback_throttling_sane(struct scan_control *sc)
{
return true;
@@ -4722,8 +4732,7 @@ static int isolate_pages(struct lruvec *lruvec, struct scan_control *sc, int swa
@@ -4722,8 +4732,7 @@ static int isolate_pages(struct lruvec *
return scanned;
}
@ -73,7 +71,7 @@ index 2322c913aa64..40e7a947c5c7 100644
{
int type;
int scanned;
@@ -4812,9 +4821,6 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4812,9 +4821,6 @@ retry:
goto retry;
}
@ -83,7 +81,7 @@ index 2322c913aa64..40e7a947c5c7 100644
return scanned;
}
@@ -4853,68 +4859,26 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -4853,68 +4859,26 @@ done:
return min_seq[!can_swap] + MIN_NR_GENS <= max_seq ? nr_to_scan : 0;
}
@ -161,7 +159,7 @@ index 2322c913aa64..40e7a947c5c7 100644
lru_add_drain();
@@ -4938,7 +4902,7 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4938,7 +4902,7 @@ static void lru_gen_shrink_lruvec(struct
if (!nr_to_scan)
goto done;
@ -170,7 +168,7 @@ index 2322c913aa64..40e7a947c5c7 100644
if (!delta)
goto done;
@@ -4946,7 +4910,7 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4946,7 +4910,7 @@ static void lru_gen_shrink_lruvec(struct
if (scanned >= nr_to_scan)
break;
@ -179,7 +177,7 @@ index 2322c913aa64..40e7a947c5c7 100644
break;
cond_resched();
@@ -5393,7 +5357,7 @@ static int run_eviction(struct lruvec *lruvec, unsigned long seq, struct scan_co
@@ -5393,7 +5357,7 @@ static int run_eviction(struct lruvec *l
if (sc->nr_reclaimed >= nr_to_reclaim)
return 0;
@ -188,6 +186,3 @@ index 2322c913aa64..40e7a947c5c7 100644
return 0;
cond_resched();
--
2.40.0

23
target/linux/generic/backport-5.15/020-v6.3-24-mm-multi-gen-LRU-remove-aging-fairness-safeguard.patch
View File

@ -35,8 +35,6 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 126 ++++++++++++++++++++++++----------------------------
1 file changed, 59 insertions(+), 67 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 40e7a947c5c7..7159436872ba 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -131,7 +131,6 @@ struct scan_control {
@ -47,7 +45,7 @@ index 40e7a947c5c7..7159436872ba 100644
unsigned long last_reclaimed;
#endif
@@ -4184,7 +4183,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4184,7 +4183,7 @@ done:
return true;
}
@ -56,7 +54,7 @@ index 40e7a947c5c7..7159436872ba 100644
struct scan_control *sc, bool can_swap, unsigned long *nr_to_scan)
{
int gen, type, zone;
@@ -4193,6 +4192,13 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsig
@@ -4193,6 +4192,13 @@ static bool should_run_aging(struct lruv
unsigned long total = 0;
struct lru_gen_page *lrugen = &lruvec->lrugen;
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
@ -70,7 +68,7 @@ index 40e7a947c5c7..7159436872ba 100644
for (type = !can_swap; type < ANON_AND_FILE; type++) {
unsigned long seq;
@@ -4221,8 +4227,6 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsig
@@ -4221,8 +4227,6 @@ static bool should_run_aging(struct lruv
* stalls when the number of generations reaches MIN_NR_GENS. Hence, the
* ideal number of generations is MIN_NR_GENS+1.
*/
@ -79,7 +77,7 @@ index 40e7a947c5c7..7159436872ba 100644
if (min_seq[!can_swap] + MIN_NR_GENS < max_seq)
return false;
@@ -4241,40 +4245,54 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq, unsig
@@ -4241,40 +4245,54 @@ static bool should_run_aging(struct lruv
return false;
}
@ -155,7 +153,7 @@ index 40e7a947c5c7..7159436872ba 100644
}
/* to protect the working set of the last N jiffies */
@@ -4283,46 +4301,32 @@ static unsigned long lru_gen_min_ttl __read_mostly;
@@ -4283,46 +4301,32 @@ static unsigned long lru_gen_min_ttl __r
static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
{
struct mem_cgroup *memcg;
@ -209,7 +207,7 @@ index 40e7a947c5c7..7159436872ba 100644
*/
if (mutex_trylock(&oom_lock)) {
struct oom_control oc = {
@@ -4830,33 +4834,27 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4830,33 +4834,27 @@ retry:
* reclaim.
*/
static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *sc,
@ -249,7 +247,7 @@ index 40e7a947c5c7..7159436872ba 100644
}
static unsigned long get_nr_to_reclaim(struct scan_control *sc)
@@ -4875,9 +4873,7 @@ static unsigned long get_nr_to_reclaim(struct scan_control *sc)
@@ -4875,9 +4873,7 @@ static unsigned long get_nr_to_reclaim(s
static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
{
struct blk_plug plug;
@ -259,7 +257,7 @@ index 40e7a947c5c7..7159436872ba 100644
unsigned long nr_to_reclaim = get_nr_to_reclaim(sc);
lru_add_drain();
@@ -4898,13 +4894,13 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4898,13 +4894,13 @@ static void lru_gen_shrink_lruvec(struct
else
swappiness = 0;
@ -276,7 +274,7 @@ index 40e7a947c5c7..7159436872ba 100644
scanned += delta;
if (scanned >= nr_to_scan)
@@ -4916,10 +4912,6 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4916,10 +4912,6 @@ static void lru_gen_shrink_lruvec(struct
cond_resched();
}
@ -287,6 +285,3 @@ index 40e7a947c5c7..7159436872ba 100644
clear_mm_walk();
blk_finish_plug(&plug);
--
2.40.0

9
target/linux/generic/backport-5.15/020-v6.3-25-mm-multi-gen-LRU-shuffle-should_run_aging.patch
View File

@ -19,11 +19,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 124 ++++++++++++++++++++++++++--------------------------
1 file changed, 62 insertions(+), 62 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 7159436872ba..cb026e2714d7 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4183,68 +4183,6 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4183,68 +4183,6 @@ done:
return true;
}
@ -92,7 +90,7 @@ index 7159436872ba..cb026e2714d7 100644
static bool lruvec_is_sizable(struct lruvec *lruvec, struct scan_control *sc)
{
int gen, type, zone;
@@ -4828,6 +4766,68 @@ static int evict_pages(struct lruvec *lruvec, struct scan_control *sc, int swapp
@@ -4828,6 +4766,68 @@ retry:
return scanned;
}
@ -161,6 +159,3 @@ index 7159436872ba..cb026e2714d7 100644
/*
* For future optimizations:
* 1. Defer try_to_inc_max_seq() to workqueues to reduce latency for memcg
--
2.40.0

78
target/linux/generic/backport-5.15/020-v6.3-26-mm-multi-gen-LRU-per-node-lru_gen_page-lists.patch
View File

@ -67,11 +67,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 373 +++++++++++++++++++++++++++++++++----
6 files changed, 499 insertions(+), 35 deletions(-)
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 3736405cbcf6..2e405fd88846 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -818,6 +818,11 @@ static inline void obj_cgroup_put(struct obj_cgroup *objcg)
@@ -818,6 +818,11 @@ static inline void obj_cgroup_put(struct
percpu_ref_put(&objcg->refcnt);
}
@ -83,7 +81,7 @@ index 3736405cbcf6..2e405fd88846 100644
static inline void mem_cgroup_put(struct mem_cgroup *memcg)
{
if (memcg)
@@ -1283,6 +1288,11 @@ struct mem_cgroup *mem_cgroup_from_css(struct cgroup_subsys_state *css)
@@ -1283,6 +1288,11 @@ struct mem_cgroup *mem_cgroup_from_css(s
return NULL;
}
@ -95,11 +93,9 @@ index 3736405cbcf6..2e405fd88846 100644
static inline void mem_cgroup_put(struct mem_cgroup *memcg)
{
}
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 4adc9ba59569..9138c2e638ce 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -112,6 +112,18 @@ static inline bool lru_gen_in_fault(void)
@@ -112,6 +112,18 @@ static inline bool lru_gen_in_fault(void
return current->in_lru_fault;
}
@ -118,7 +114,7 @@ index 4adc9ba59569..9138c2e638ce 100644
static inline int lru_gen_from_seq(unsigned long seq)
{
return seq % MAX_NR_GENS;
@@ -287,6 +299,11 @@ static inline bool lru_gen_in_fault(void)
@@ -287,6 +299,11 @@ static inline bool lru_gen_in_fault(void
return false;
}
@ -130,8 +126,6 @@ index 4adc9ba59569..9138c2e638ce 100644
static inline bool lru_gen_add_page(struct lruvec *lruvec, struct page *page, bool reclaiming)
{
return false;
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 7b8a26aaf381..4bbf191517e2 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -7,6 +7,7 @@
@ -173,7 +167,7 @@ index 7b8a26aaf381..4bbf191517e2 100644
};
enum {
@@ -469,12 +487,87 @@ void lru_gen_init_lruvec(struct lruvec *lruvec);
@@ -469,12 +487,87 @@ void lru_gen_init_lruvec(struct lruvec *
void lru_gen_look_around(struct page_vma_mapped_walk *pvmw);
#ifdef CONFIG_MEMCG
@ -262,7 +256,7 @@ index 7b8a26aaf381..4bbf191517e2 100644
static inline void lru_gen_init_lruvec(struct lruvec *lruvec)
{
}
@@ -484,6 +577,7 @@ static inline void lru_gen_look_around(struct page_vma_mapped_walk *pvmw)
@@ -484,6 +577,7 @@ static inline void lru_gen_look_around(s
}
#ifdef CONFIG_MEMCG
@ -270,7 +264,7 @@ index 7b8a26aaf381..4bbf191517e2 100644
static inline void lru_gen_init_memcg(struct mem_cgroup *memcg)
{
}
@@ -491,7 +585,24 @@ static inline void lru_gen_init_memcg(struct mem_cgroup *memcg)
@@ -491,7 +585,24 @@ static inline void lru_gen_init_memcg(st
static inline void lru_gen_exit_memcg(struct mem_cgroup *memcg)
{
}
@ -305,11 +299,9 @@ index 7b8a26aaf381..4bbf191517e2 100644
#endif
ZONE_PADDING(_pad2_)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ed87d1256f0e..172adfbee06e 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -549,6 +549,16 @@ static void mem_cgroup_update_tree(struct mem_cgroup *memcg, struct page *page)
@@ -549,6 +549,16 @@ static void mem_cgroup_update_tree(struc
struct mem_cgroup_per_node *mz;
struct mem_cgroup_tree_per_node *mctz;
@ -326,7 +318,7 @@ index ed87d1256f0e..172adfbee06e 100644
mctz = soft_limit_tree_from_page(page);
if (!mctz)
return;
@@ -3433,6 +3443,9 @@ unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order,
@@ -3433,6 +3443,9 @@ unsigned long mem_cgroup_soft_limit_recl
unsigned long excess;
unsigned long nr_scanned;
@ -336,7 +328,7 @@ index ed87d1256f0e..172adfbee06e 100644
if (order > 0)
return 0;
@@ -5321,6 +5334,7 @@ static int mem_cgroup_css_online(struct cgroup_subsys_state *css)
@@ -5321,6 +5334,7 @@ static int mem_cgroup_css_online(struct
if (unlikely(mem_cgroup_is_root(memcg)))
queue_delayed_work(system_unbound_wq, &stats_flush_dwork,
2UL*HZ);
@ -344,7 +336,7 @@ index ed87d1256f0e..172adfbee06e 100644
return 0;
}
@@ -5347,6 +5361,7 @@ static void mem_cgroup_css_offline(struct cgroup_subsys_state *css)
@@ -5347,6 +5361,7 @@ static void mem_cgroup_css_offline(struc
memcg_offline_kmem(memcg);
reparent_shrinker_deferred(memcg);
wb_memcg_offline(memcg);
@ -352,7 +344,7 @@ index ed87d1256f0e..172adfbee06e 100644
drain_all_stock(memcg);
@@ -5358,6 +5373,7 @@ static void mem_cgroup_css_released(struct cgroup_subsys_state *css)
@@ -5358,6 +5373,7 @@ static void mem_cgroup_css_released(stru
struct mem_cgroup *memcg = mem_cgroup_from_css(css);
invalidate_reclaim_iterators(memcg);
@ -360,11 +352,9 @@ index ed87d1256f0e..172adfbee06e 100644
}
static void mem_cgroup_css_free(struct cgroup_subsys_state *css)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index c929357fbefe..6459d9c018be 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7645,6 +7645,7 @@ static void __init free_area_init_node(int nid)
@@ -7645,6 +7645,7 @@ static void __init free_area_init_node(i
pgdat_set_deferred_range(pgdat);
free_area_init_core(pgdat);
@ -372,8 +362,6 @@ index c929357fbefe..6459d9c018be 100644
}
void __init free_area_init_memoryless_node(int nid)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index cb026e2714d7..3d8e0665186c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -54,6 +54,8 @@
@ -397,7 +385,7 @@ index cb026e2714d7..3d8e0665186c 100644
/* Allocation order */
s8 order;
@@ -2880,6 +2877,9 @@ DEFINE_STATIC_KEY_ARRAY_FALSE(lru_gen_caps, NR_LRU_GEN_CAPS);
@@ -2880,6 +2877,9 @@ DEFINE_STATIC_KEY_ARRAY_FALSE(lru_gen_ca
for ((type) = 0; (type) < ANON_AND_FILE; (type)++) \
for ((zone) = 0; (zone) < MAX_NR_ZONES; (zone)++)
@ -407,7 +395,7 @@ index cb026e2714d7..3d8e0665186c 100644
static struct lruvec *get_lruvec(struct mem_cgroup *memcg, int nid)
{
struct pglist_data *pgdat = NODE_DATA(nid);
@@ -4169,8 +4169,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4169,8 +4169,7 @@ done:
if (sc->priority <= DEF_PRIORITY - 2)
wait_event_killable(lruvec->mm_state.wait,
max_seq < READ_ONCE(lrugen->max_seq));
@ -417,7 +405,7 @@ index cb026e2714d7..3d8e0665186c 100644
}
VM_WARN_ON_ONCE(max_seq != READ_ONCE(lrugen->max_seq));
@@ -4243,8 +4242,6 @@ static void lru_gen_age_node(struct pglist_data *pgdat, struct scan_control *sc)
@@ -4243,8 +4242,6 @@ static void lru_gen_age_node(struct pgli
VM_WARN_ON_ONCE(!current_is_kswapd());
@ -426,7 +414,7 @@ index cb026e2714d7..3d8e0665186c 100644
/* check the order to exclude compaction-induced reclaim */
if (!min_ttl || sc->order || sc->priority == DEF_PRIORITY)
return;
@@ -4833,8 +4830,7 @@ static bool should_run_aging(struct lruvec *lruvec, unsigned long max_seq,
@@ -4833,8 +4830,7 @@ static bool should_run_aging(struct lruv
* 1. Defer try_to_inc_max_seq() to workqueues to reduce latency for memcg
* reclaim.
*/
@ -436,7 +424,7 @@ index cb026e2714d7..3d8e0665186c 100644
{
unsigned long nr_to_scan;
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
@@ -4851,10 +4847,8 @@ static unsigned long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *
@@ -4851,10 +4847,8 @@ static unsigned long get_nr_to_scan(stru
if (sc->priority == DEF_PRIORITY)
return nr_to_scan;
@ -448,7 +436,7 @@ index cb026e2714d7..3d8e0665186c 100644
}
static unsigned long get_nr_to_reclaim(struct scan_control *sc)
@@ -4863,29 +4857,18 @@ static unsigned long get_nr_to_reclaim(struct scan_control *sc)
@@ -4863,29 +4857,18 @@ static unsigned long get_nr_to_reclaim(s
if (!global_reclaim(sc))
return -1;
@ -480,7 +468,7 @@ index cb026e2714d7..3d8e0665186c 100644
if (sc->may_swap)
swappiness = get_swappiness(lruvec, sc);
@@ -4895,7 +4878,7 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4895,7 +4878,7 @@ static void lru_gen_shrink_lruvec(struct
swappiness = 0;
nr_to_scan = get_nr_to_scan(lruvec, sc, swappiness);
@ -489,7 +477,7 @@ index cb026e2714d7..3d8e0665186c 100644
break;
delta = evict_pages(lruvec, sc, swappiness);
@@ -4912,11 +4895,251 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -4912,10 +4895,250 @@ static void lru_gen_shrink_lruvec(struct
cond_resched();
}
@ -689,8 +677,8 @@ index cb026e2714d7..3d8e0665186c 100644
+
+ /* kswapd should never fail */
+ pgdat->kswapd_failures = 0;
}
+}
+
+#ifdef CONFIG_MEMCG
+void lru_gen_rotate_memcg(struct lruvec *lruvec, int op)
+{
@ -735,13 +723,12 @@ index cb026e2714d7..3d8e0665186c 100644
+ WRITE_ONCE(pgdat->memcg_lru.seq, pgdat->memcg_lru.seq + 1);
+
+ spin_unlock(&pgdat->memcg_lru.lock);
+}
}
+#endif
+
/******************************************************************************
* state change
******************************************************************************/
@@ -5370,11 +5593,11 @@ static int run_cmd(char cmd, int memcg_id, int nid, unsigned long seq,
@@ -5370,11 +5593,11 @@ static int run_cmd(char cmd, int memcg_i
if (!mem_cgroup_disabled()) {
rcu_read_lock();
@ -756,7 +743,7 @@ index cb026e2714d7..3d8e0665186c 100644
rcu_read_unlock();
if (!memcg)
@@ -5521,6 +5744,19 @@ void lru_gen_init_lruvec(struct lruvec *lruvec)
@@ -5521,6 +5744,19 @@ void lru_gen_init_lruvec(struct lruvec *
}
#ifdef CONFIG_MEMCG
@ -776,7 +763,7 @@ index cb026e2714d7..3d8e0665186c 100644
void lru_gen_init_memcg(struct mem_cgroup *memcg)
{
INIT_LIST_HEAD(&memcg->mm_list.fifo);
@@ -5544,7 +5780,69 @@ void lru_gen_exit_memcg(struct mem_cgroup *memcg)
@@ -5544,7 +5780,69 @@ void lru_gen_exit_memcg(struct mem_cgrou
}
}
}
@ -847,7 +834,7 @@ index cb026e2714d7..3d8e0665186c 100644
static int __init init_lru_gen(void)
{
@@ -5571,6 +5869,10 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -5571,6 +5869,10 @@ static void lru_gen_shrink_lruvec(struct
{
}
@ -858,7 +845,7 @@ index cb026e2714d7..3d8e0665186c 100644
#endif /* CONFIG_LRU_GEN */
static void shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -5584,7 +5886,7 @@ static void shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -5584,7 +5886,7 @@ static void shrink_lruvec(struct lruvec
bool proportional_reclaim;
struct blk_plug plug;
@ -867,7 +854,7 @@ index cb026e2714d7..3d8e0665186c 100644
lru_gen_shrink_lruvec(lruvec, sc);
return;
}
@@ -5826,6 +6128,11 @@ static void shrink_node(pg_data_t *pgdat, struct scan_control *sc)
@@ -5826,6 +6128,11 @@ static void shrink_node(pg_data_t *pgdat
struct lruvec *target_lruvec;
bool reclaimable = false;
@ -879,6 +866,3 @@ index cb026e2714d7..3d8e0665186c 100644
target_lruvec = mem_cgroup_lruvec(sc->target_mem_cgroup, pgdat);
again:
--
2.40.0

31
target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch
View File

@ -33,11 +33,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 55 +++++++++++++++++++++++++++--------------------------
1 file changed, 28 insertions(+), 27 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3d8e0665186c..4bcb93df316c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2905,6 +2905,9 @@ static int get_swappiness(struct lruvec *lruvec, struct scan_control *sc)
@@ -2905,6 +2905,9 @@ static int get_swappiness(struct lruvec
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
struct pglist_data *pgdat = lruvec_pgdat(lruvec);
@ -47,7 +45,7 @@ index 3d8e0665186c..4bcb93df316c 100644
if (!can_demote(pgdat->node_id, sc) &&
mem_cgroup_get_nr_swap_pages(memcg) < MIN_LRU_BATCH)
return 0;
@@ -3952,7 +3955,7 @@ static void walk_mm(struct lruvec *lruvec, struct mm_struct *mm, struct lru_gen_
@@ -3952,7 +3955,7 @@ static void walk_mm(struct lruvec *lruve
} while (err == -EAGAIN);
}
@ -56,7 +54,7 @@ index 3d8e0665186c..4bcb93df316c 100644
{
struct lru_gen_mm_walk *walk = current->reclaim_state->mm_walk;
@@ -3960,7 +3963,7 @@ static struct lru_gen_mm_walk *set_mm_walk(struct pglist_data *pgdat)
@@ -3960,7 +3963,7 @@ static struct lru_gen_mm_walk *set_mm_wa
VM_WARN_ON_ONCE(walk);
walk = &pgdat->mm_walk;
@ -65,7 +63,7 @@ index 3d8e0665186c..4bcb93df316c 100644
VM_WARN_ON_ONCE(current_is_kswapd());
walk = kzalloc(sizeof(*walk), __GFP_HIGH | __GFP_NOMEMALLOC | __GFP_NOWARN);
@@ -4146,7 +4149,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4146,7 +4149,7 @@ static bool try_to_inc_max_seq(struct lr
goto done;
}
@ -74,7 +72,7 @@ index 3d8e0665186c..4bcb93df316c 100644
if (!walk) {
success = iterate_mm_list_nowalk(lruvec, max_seq);
goto done;
@@ -4215,8 +4218,6 @@ static bool lruvec_is_reclaimable(struct lruvec *lruvec, struct scan_control *sc
@@ -4215,8 +4218,6 @@ static bool lruvec_is_reclaimable(struct
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
DEFINE_MIN_SEQ(lruvec);
@ -83,7 +81,7 @@ index 3d8e0665186c..4bcb93df316c 100644
/* see the comment on lru_gen_page */
gen = lru_gen_from_seq(min_seq[LRU_GEN_FILE]);
birth = READ_ONCE(lruvec->lrugen.timestamps[gen]);
@@ -4472,12 +4473,8 @@ static bool isolate_page(struct lruvec *lruvec, struct page *page, struct scan_c
@@ -4472,12 +4473,8 @@ static bool isolate_page(struct lruvec *
{
bool success;
@ -97,7 +95,7 @@ index 3d8e0665186c..4bcb93df316c 100644
(PageDirty(page) ||
(PageAnon(page) && !PageSwapCache(page))))
return false;
@@ -4574,9 +4571,8 @@ static int scan_pages(struct lruvec *lruvec, struct scan_control *sc,
@@ -4574,9 +4571,8 @@ static int scan_pages(struct lruvec *lru
__count_vm_events(PGSCAN_ANON + type, isolated);
/*
@ -109,7 +107,7 @@ index 3d8e0665186c..4bcb93df316c 100644
*/
return isolated || !remaining ? scanned : 0;
}
@@ -4836,8 +4832,7 @@ static long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *sc, bool
@@ -4836,8 +4832,7 @@ static long get_nr_to_scan(struct lruvec
struct mem_cgroup *memcg = lruvec_memcg(lruvec);
DEFINE_MAX_SEQ(lruvec);
@ -119,7 +117,7 @@ index 3d8e0665186c..4bcb93df316c 100644
return 0;
if (!should_run_aging(lruvec, max_seq, sc, can_swap, &nr_to_scan))
@@ -4865,17 +4860,14 @@ static bool try_to_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
@@ -4865,17 +4860,14 @@ static bool try_to_shrink_lruvec(struct
long nr_to_scan;
unsigned long scanned = 0;
unsigned long nr_to_reclaim = get_nr_to_reclaim(sc);
@ -142,7 +140,7 @@ index 3d8e0665186c..4bcb93df316c 100644
nr_to_scan = get_nr_to_scan(lruvec, sc, swappiness);
if (nr_to_scan <= 0)
@@ -5005,12 +4997,13 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc
@@ -5005,12 +4997,13 @@ static void lru_gen_shrink_lruvec(struct
struct blk_plug plug;
VM_WARN_ON_ONCE(global_reclaim(sc));
@ -157,7 +155,7 @@ index 3d8e0665186c..4bcb93df316c 100644
if (try_to_shrink_lruvec(lruvec, sc))
lru_gen_rotate_memcg(lruvec, MEMCG_LRU_YOUNG);
@@ -5066,11 +5059,19 @@ static void lru_gen_shrink_node(struct pglist_data *pgdat, struct scan_control *
@@ -5066,11 +5059,19 @@ static void lru_gen_shrink_node(struct p
VM_WARN_ON_ONCE(!global_reclaim(sc));
@ -178,7 +176,7 @@ index 3d8e0665186c..4bcb93df316c 100644
set_initial_priority(pgdat, sc);
@@ -5088,7 +5089,7 @@ static void lru_gen_shrink_node(struct pglist_data *pgdat, struct scan_control *
@@ -5088,7 +5089,7 @@ static void lru_gen_shrink_node(struct p
clear_mm_walk();
blk_finish_plug(&plug);
@ -187,7 +185,7 @@ index 3d8e0665186c..4bcb93df316c 100644
/* kswapd should never fail */
pgdat->kswapd_failures = 0;
}
@@ -5656,7 +5657,7 @@ static ssize_t lru_gen_seq_write(struct file *file, const char __user *src,
@@ -5656,7 +5657,7 @@ static ssize_t lru_gen_seq_write(struct
set_task_reclaim_state(current, &sc.reclaim_state);
flags = memalloc_noreclaim_save();
blk_start_plug(&plug);
@ -196,6 +194,3 @@ index 3d8e0665186c..4bcb93df316c 100644
err = -ENOMEM;
goto done;
}
--
2.40.0

7
target/linux/generic/backport-5.15/020-v6.3-28-mm-multi-gen-LRU-simplify-arch_has_hw_pte_young-chec.patch
View File

@ -21,11 +21,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 4bcb93df316c..3f6874a69886 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4144,7 +4144,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq,
@@ -4144,7 +4144,7 @@ static bool try_to_inc_max_seq(struct lr
* handful of PTEs. Spreading the work out over a period of time usually
* is less efficient, but it avoids bursty page faults.
*/
@ -34,6 +32,3 @@ index 4bcb93df316c..3f6874a69886 100644
success = iterate_mm_list_nowalk(lruvec, max_seq);
goto done;
}
--
2.40.0

11
target/linux/generic/backport-5.15/020-v6.3-29-mm-multi-gen-LRU-avoid-futile-retries.patch
View File

@ -23,11 +23,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/vmscan.c | 25 +++++++++++++++----------
1 file changed, 15 insertions(+), 10 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3f6874a69886..0b76774963ff 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4934,18 +4934,20 @@ static int shrink_one(struct lruvec *lruvec, struct scan_control *sc)
@@ -4934,18 +4934,20 @@ static int shrink_one(struct lruvec *lru
static void shrink_many(struct pglist_data *pgdat, struct scan_control *sc)
{
@ -50,7 +48,7 @@ index 3f6874a69886..0b76774963ff 100644
gen = get_memcg_gen(READ_ONCE(pgdat->memcg_lru.seq));
rcu_read_lock();
@@ -4969,14 +4971,22 @@ static void shrink_many(struct pglist_data *pgdat, struct scan_control *sc)
@@ -4969,14 +4971,22 @@ restart:
op = shrink_one(lruvec, sc);
@ -76,7 +74,7 @@ index 3f6874a69886..0b76774963ff 100644
/* restart if raced with lru_gen_rotate_memcg() */
if (gen != get_nulls_value(pos))
goto restart;
@@ -4985,11 +4995,6 @@ static void shrink_many(struct pglist_data *pgdat, struct scan_control *sc)
@@ -4985,11 +4995,6 @@ restart:
bin = get_memcg_bin(bin + 1);
if (bin != first_bin)
goto restart;
@ -88,6 +86,3 @@ index 3f6874a69886..0b76774963ff 100644
}
static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc)
--
2.40.0

2
target/linux/generic/pending-5.15/120-Fix-alloc_node_mem_map-with-ARCH_PFN_OFFSET-calcu.patch
View File

@ -71,7 +71,7 @@ Signed-off-by: Tobias Wolf <dev-NTEO@vplace.de>
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7605,7 +7605,7 @@ static void __init alloc_node_mem_map(st
@@ -7604,7 +7604,7 @@ static void __init alloc_node_mem_map(st
if (pgdat == NODE_DATA(0)) {
mem_map = NODE_DATA(0)->node_mem_map;
if (page_to_pfn(mem_map) != pgdat->node_start_pfn)