openwrtv4/target/linux/generic/patches-4.9/201-extra_optimization.patch
Hauke Mehrtens 88f3c63572 kernel: update kernel 4.9 to version 4.9.40
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2017-07-28 22:46:17 +02:00

18 lines
627 B
Diff

--- a/Makefile
+++ b/Makefile
@@ -639,12 +639,12 @@ KBUILD_CFLAGS += $(call cc-option,-fdata
endif
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS += -Os $(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