projects
/
profile
/
ivi
/
kernel-x86-ivi.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
c184f95
)
sparc64: Add membar to Niagara2 memcpy code.
author
David S. Miller
<davem@davemloft.net>
Sat, 17 May 2014 18:28:05 +0000
(11:28 -0700)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Thu, 14 Aug 2014 01:38:26 +0000
(09:38 +0800)
[ Upstream commit
5aa4ecfd0ddb1e6dcd1c886e6c49677550f581aa
]
This is the prevent previous stores from overlapping the block stores
done by the memcpy loop.
Based upon a glibc patch by Jose E. Marchesi
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/sparc/lib/NG2memcpy.S
patch
|
blob
|
history
diff --git
a/arch/sparc/lib/NG2memcpy.S
b/arch/sparc/lib/NG2memcpy.S
index
2c20ad6
..
30eee6e
100644
(file)
--- a/
arch/sparc/lib/NG2memcpy.S
+++ b/
arch/sparc/lib/NG2memcpy.S
@@
-236,6
+236,7
@@
FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
*/
VISEntryHalf
+ membar #Sync
alignaddr %o1, %g0, %g0
add %o1, (64 - 1), %o4