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authorFelix Fietkau <nbd@openwrt.org>2011-03-26 01:07:16 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-03-26 01:07:16 +0000
commitb2b0770576a90da0a23dd4f96fe1b5af6a7b7908 (patch)
tree11629a0beef6ff02b334a5a623bf35243eaf03a9 /target/linux/generic/patches-2.6.38
parent335877a2b3220b9b0a901fe7af038c04ca1a2e8b (diff)
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kernel: use -fno-caller-saves
SVN-Revision: 26301
Diffstat (limited to 'target/linux/generic/patches-2.6.38')
-rw-r--r--target/linux/generic/patches-2.6.38/012-extra_optimization.patch9
1 files changed, 6 insertions, 3 deletions
diff --git a/target/linux/generic/patches-2.6.38/012-extra_optimization.patch b/target/linux/generic/patches-2.6.38/012-extra_optimization.patch
index 4984fad29b..d173e4c753 100644
--- a/target/linux/generic/patches-2.6.38/012-extra_optimization.patch
+++ b/target/linux/generic/patches-2.6.38/012-extra_optimization.patch
@@ -1,11 +1,14 @@
--- a/Makefile
+++ b/Makefile
-@@ -541,7 +541,7 @@ all: vmlinux
+@@ -539,9 +539,9 @@ endif # $(dot-config)
+ all: vmlinux
+
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
- KBUILD_CFLAGS += -Os
+-KBUILD_CFLAGS += -Os
++KBUILD_CFLAGS += -Os -fno-caller-saves
else
-KBUILD_CFLAGS += -O2
-+KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch
++KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch -fno-caller-saves
endif
include $(srctree)/arch/$(SRCARCH)/Makefile