Commit 5aa4ecfd authored May 17, 2014 by 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: David S. Miller <davem@davemloft.net>

parent b18eb2d7

arch/sparc/lib/NG2memcpy.S

+1 −0

Original line number	Diff line number	Diff line
		@@ -236,6 +236,7 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
		*/
		VISEntryHalf

		membar #Sync
		alignaddr %o1, %g0, %g0

		add %o1, (64 - 1), %o4