4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Behan Webster <beh...@converseincode.com>

commit 6748cb3c299de1ffbe56733647b01dbcc398c419 upstream.

This generates smaller resulting object code when compiled with clang.

Signed-off-by: Behan Webster <beh...@converseincode.com>
Signed-off-by: Matthias Kaehlcke <m...@chromium.org>
Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
[nc: Adjust context due to lack of commit a76bcf557ef4 in linux-4.4.y]
Signed-off-by: Nathan Chancellor <natechancel...@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 Makefile |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/Makefile
+++ b/Makefile
@@ -628,7 +628,7 @@ KBUILD_CFLAGS       += $(call cc-disable-warni
 KBUILD_CFLAGS  += $(call cc-disable-warning, attribute-alias)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS  += -Os
+KBUILD_CFLAGS  += $(call cc-option,-Oz,-Os)
 else
 ifdef CONFIG_PROFILE_ALL_BRANCHES
 KBUILD_CFLAGS  += -O2


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