Subject: [merged] jump_label-unlikelyx-0.patch removed from -mm tree
To: roel.kluin@xxxxxxxxx,hpa@xxxxxxxxxxxxxxx,konrad.wilk@xxxxxxxxxx,mingo@xxxxxxxxxx,raghavendra.kt@xxxxxxxxxxxxxxxxxx,mm-commits@xxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Wed, 13 Nov 2013 12:40:04 -0800
The patch titled
Subject: jump_label: unlikely(x) > 0
has been removed from the -mm tree. Its filename was
jump_label-unlikelyx-0.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Roel Kluin <roel.kluin@xxxxxxxxx>
Subject: jump_label: unlikely(x) > 0
if (unlikely(x) > 0) doesn't seem to help branch prediction
Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
Cc: Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/jump_label.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN include/linux/jump_label.h~jump_label-unlikelyx-0 include/linux/jump_label.h
--- a/include/linux/jump_label.h~jump_label-unlikelyx-0
+++ a/include/linux/jump_label.h
@@ -132,14 +132,14 @@ static __always_inline void jump_label_i
static __always_inline bool static_key_false(struct static_key *key)
{
- if (unlikely(atomic_read(&key->enabled)) > 0)
+ if (unlikely(atomic_read(&key->enabled) > 0))
return true;
return false;
}
static __always_inline bool static_key_true(struct static_key *key)
{
- if (likely(atomic_read(&key->enabled)) > 0)
+ if (likely(atomic_read(&key->enabled) > 0))
return true;
return false;
}
_
Patches currently in -mm which might be from roel.kluin@xxxxxxxxx are
origin.patch
linux-next.patch
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