openwrt/target/linux/generic/patches-4.4/201-extra_optimization.patch
Jonas Gorski 621677154f kernel: add linux 4.4 support
Based on 4.4-rc3. Runtime tested on MIPS.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 47701
2015-12-02 22:23:22 +00:00

15 lines
538 B
Diff

--- a/Makefile
+++ b/Makefile
@@ -608,9 +608,9 @@ include arch/$(SRCARCH)/Makefile
KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,)
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += -Os $(EXTRA_OPTIMIZATION) $(call cc-disable-warning,maybe-uninitialized,)
else
-KBUILD_CFLAGS += -O2
+KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch $(EXTRA_OPTIMIZATION)
endif
# Tell gcc to never replace conditional load with a non-conditional one