From fa8e050c4bcb33701f633c8c46e918ff5881ab2b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Kerma=20G=C3=A9rald?= Date: Fri, 29 Apr 2022 00:08:09 +0200 Subject: [PATCH] f2fs-tools: fix resize.f2fs (#9800) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit resolve issue - https://github.com/openwrt/openwrt/issues/9800 add the upstream patch: - f2fs-tools.git/patch/?id=f056fbeff08d30a6d9acdb9e06704461ceee3500 Signed-off-by: Kerma Gérald (cherry picked from commit 1aac1b36d3cf44c8bfa8d4a6d8df6e815fc06529) --- package/utils/f2fs-tools/Makefile | 2 +- ...esize_f2fs-fix_wrong_ovp_calculation.patch | 46 +++++++++++++++++++ 2 files changed, 47 insertions(+), 1 deletion(-) create mode 100644 package/utils/f2fs-tools/patches/200-resize_f2fs-fix_wrong_ovp_calculation.patch diff --git a/package/utils/f2fs-tools/Makefile b/package/utils/f2fs-tools/Makefile index 44ab63c403..3c53f27d79 100644 --- a/package/utils/f2fs-tools/Makefile +++ b/package/utils/f2fs-tools/Makefile @@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk PKG_NAME:=f2fs-tools PKG_VERSION:=1.14.0 -PKG_RELEASE:=2 +PKG_RELEASE:=3 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz PKG_SOURCE_URL:=https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs-tools.git/snapshot/ diff --git a/package/utils/f2fs-tools/patches/200-resize_f2fs-fix_wrong_ovp_calculation.patch b/package/utils/f2fs-tools/patches/200-resize_f2fs-fix_wrong_ovp_calculation.patch new file mode 100644 index 0000000000..0b433f76c4 --- /dev/null +++ b/package/utils/f2fs-tools/patches/200-resize_f2fs-fix_wrong_ovp_calculation.patch @@ -0,0 +1,46 @@ +From f056fbeff08d30a6d9acdb9e06704461ceee3500 Mon Sep 17 00:00:00 2001 +From: Jaegeuk Kim +Date: Thu, 1 Apr 2021 20:13:55 -0700 +Subject: resize.f2fs: fix wrong ovp calculation + +beroal reported a mount failure due to broken valid_user_blocks. +[ 6890.647749] F2FS-fs (loop0): Wrong valid_user_blocks: 16040048, +user_block_count: 10016768 + +From fsck, + +segment_count_main [0x 9a95 : 39573] +-> 39573 * 2MB = 78GB as user space + +overprov_segment_count [0x 4e29 : 20009] +-> 20009 * 2MB = 40GB as overprovisioned space which user can't see. + +But, +[FSCK] valid_block_count matching with CP [Ok..] [0xf4c070] +-> 0xf4c070 = 16040048 + +valid_block_count [0x f4c070 : 16040048] +-> So, this is correct. + +It turns out resize.f2fs gave very large and wrong overprovisioning space +result in shortage of user blocks. The root cause was f2fs_get_usable_segments() +didn't consider resize case which needs segment_count_main from new superblock. + +Fixes: f8410857b7a8 ("f2fs-tools: zns zone-capacity support") +Signed-off-by: Jaegeuk Kim +--- + lib/libf2fs_zoned.c | 3 +++ + 1 file changed, 3 insertions(+) + +--- a/lib/libf2fs_zoned.c ++++ b/lib/libf2fs_zoned.c +@@ -495,6 +495,9 @@ uint32_t f2fs_get_usable_segments(struct + int i, j; + uint32_t usable_segs = 0, zone_segs; + ++ if (c.func == RESIZE) ++ return get_sb(segment_count_main); ++ + for (i = 0; i < c.ndevs; i++) { + if (c.devices[i].zoned_model != F2FS_ZONED_HM) { + usable_segs += c.devices[i].total_segments;