提交 5aa4ecfd 编写于 作者: D David S. Miller

sparc64: Add membar to Niagara2 memcpy code.

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: NDavid S. Miller <davem@davemloft.net>
上级 b18eb2d7
......@@ -236,6 +236,7 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
*/
VISEntryHalf
membar #Sync
alignaddr %o1, %g0, %g0
add %o1, (64 - 1), %o4
......
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