openwrt/target/linux/generic/pending-4.9/201-extra_optimization.patch
Koen Vandeputte bcd7644007 kernel: bump 4.9 to 4.9.143
Refreshed all patches.

Altered patches:
- 950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch
- 950-0149-Update-vfpmodule.c.patch
- 201-extra_optimization.patch

New symbol:
- CONFIG_HARDEN_BRANCH_PREDICTOR

Compile-tested on: ar71xx, ar7, arc770, at91, brcm2708, brcm63xx, ixp4xx, lantiq, layerscape, mpc85xx, orion, rb532, uml
Runtime-tested on: ar71xx

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
2018-12-13 13:28:41 +01:00

33 lines
1.0 KiB
Diff

From: Felix Fietkau <nbd@nbd.name>
Subject: Upgrade to Linux 2.6.19
- Includes large parts of the patch from #1021 by dpalffy
- Includes RB532 NAND driver changes by n0-1
[john@phrozen.org: feix will add this to his upstream queue]
lede-commit: bff468813f78f81e36ebb2a3f4354de7365e640f
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
Makefile | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/Makefile
+++ b/Makefile
@@ -678,12 +678,12 @@ endif
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
KBUILD_CFLAGS += $(call cc-option,-Oz,-Os)
-KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,) $(EXTRA_OPTIMIZATION)
else
ifdef CONFIG_PROFILE_ALL_BRANCHES
-KBUILD_CFLAGS += -O2 $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += -O2 $(call cc-disable-warning,maybe-uninitialized,) $(EXTRA_OPTIMIZATION)
else
-KBUILD_CFLAGS += -O2
+KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch $(EXTRA_OPTIMIZATION)
endif
endif