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(parent: 720910a) | patch
sparc64: Add membar to Niagara2 memcpy code.
authorDavid S. Miller <davem@davemloft.net>
Sat, 17 May 2014 18:28:05 +0000 (11:28 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 14 Aug 2014 01:24:16 +0000 (09:24 +0800)
commit921df8ed4c86310d215b62579703cc89741d6361
tree928581f605e08aef71da58ac4433c802bdbd81a3tree
parent720910a60cc2509160ec043459081f274c12cccecommit | diff
sparc64: Add membar to Niagara2 memcpy code.

[ 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 diff | blob | blame | history
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