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authorDave Airlie <airlied@redhat.com>2017-11-02 12:40:41 +1000
committerDave Airlie <airlied@redhat.com>2017-11-02 12:40:41 +1000
commit7a88cbd8d65d622c00bd76ba4ae1d893b292c91c (patch)
tree826df7ac42ca13c33828d0142046186b91df686b /arch/x86/include/asm/alternative.h
parent0a4334c9e5405f836c46375c6e279cfdda7da6b5 (diff)
parent0b07194bb55ed836c2cc7c22e866b87a14681984 (diff)
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Backmerge tag 'v4.14-rc7' into drm-next
Linux 4.14-rc7 Requested by Ben Skeggs for nouveau to avoid major conflicts, and things were getting a bit conflicty already, esp around amdgpu reverts.
Diffstat (limited to 'arch/x86/include/asm/alternative.h')
-rw-r--r--arch/x86/include/asm/alternative.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index c096624137ae..ccbe24e697c4 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -103,12 +103,12 @@ static inline int alternatives_text_reserved(void *start, void *end)
alt_end_marker ":\n"
/*
- * max without conditionals. Idea adapted from:
+ * gas compatible max based on the idea from:
* http://graphics.stanford.edu/~seander/bithacks.html#IntegerMinOrMax
*
- * The additional "-" is needed because gas works with s32s.
+ * The additional "-" is needed because gas uses a "true" value of -1.
*/
-#define alt_max_short(a, b) "((" a ") ^ (((" a ") ^ (" b ")) & -(-((" a ") - (" b ")))))"
+#define alt_max_short(a, b) "((" a ") ^ (((" a ") ^ (" b ")) & -(-((" a ") < (" b ")))))"
/*
* Pad the second replacement alternative with additional NOPs if it is