diff options
| author | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-06-15 21:31:01 +0000 |
|---|---|---|
| committer | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-06-15 21:31:01 +0000 |
| commit | ed6be451a0906c1d99e8726307f73a7997b8e70c (patch) | |
| tree | ddcbfa29bdb1ce96cc700e7ed428a098053ecf8f /target/linux/generic/patches-3.0/201-extra_optimization.patch | |
| parent | aaffd9709f6d001dae9ba9dbbe88ceb6cfd961de (diff) | |
linux/generic: Add support for 3.0-rc3
Also make linux identify itself properly as 3.0, not 3.0.0.
Signed-off-by: Jonas Gorski <jonas.gorski+openwrt@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27191 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.0/201-extra_optimization.patch')
| -rw-r--r-- | target/linux/generic/patches-3.0/201-extra_optimization.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.0/201-extra_optimization.patch b/target/linux/generic/patches-3.0/201-extra_optimization.patch new file mode 100644 index 0000000000..6fe8b0938d --- /dev/null +++ b/target/linux/generic/patches-3.0/201-extra_optimization.patch @@ -0,0 +1,24 @@ +--- a/Makefile ++++ b/Makefile +@@ -559,9 +559,9 @@ endif # $(dot-config) + all: vmlinux + + ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE +-KBUILD_CFLAGS += -Os ++KBUILD_CFLAGS += -Os -fno-caller-saves + else +-KBUILD_CFLAGS += -O2 ++KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch -fno-caller-saves + endif + + include $(srctree)/arch/$(SRCARCH)/Makefile +@@ -620,6 +620,9 @@ endif + NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include) + CHECKFLAGS += $(NOSTDINC_FLAGS) + ++# improve gcc optimization ++CFLAGS += $(call cc-option,-funit-at-a-time,) ++ + # warn about C99 declaration after statement + KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,) + |