From 4d1bd56f33944d6c6479335f15427b0542a03b94 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Mon, 26 Oct 2009 10:15:52 +0000 Subject: rename some patches SVN-Revision: 18161 --- .../patches-2.6.31/012-extra_optimization.patch | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 target/linux/generic-2.6/patches-2.6.31/012-extra_optimization.patch (limited to 'target/linux/generic-2.6/patches-2.6.31/012-extra_optimization.patch') diff --git a/target/linux/generic-2.6/patches-2.6.31/012-extra_optimization.patch b/target/linux/generic-2.6/patches-2.6.31/012-extra_optimization.patch new file mode 100644 index 0000000000..e0ba51598e --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.31/012-extra_optimization.patch @@ -0,0 +1,21 @@ +--- a/Makefile ++++ b/Makefile +@@ -521,7 +521,7 @@ all: vmlinux + ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE + KBUILD_CFLAGS += -Os + else +-KBUILD_CFLAGS += -O2 ++KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch + endif + + include $(srctree)/arch/$(SRCARCH)/Makefile +@@ -559,6 +559,9 @@ 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,) + -- cgit v1.2.3