From: Fenghua Yu <fenghua.yu@intel.com>
Date: Tue, 17 May 2011 22:29:16 +0000 (-0700)
Subject: x86, mem: memcpy_64.S: Optimize memcpy by enhanced REP MOVSB/STOSB
X-Git-Tag: v3.0-rc1~404^2~5^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=101068c1f4a947ffa08f2782c78e40097300754d;p=pandora-kernel.git

x86, mem: memcpy_64.S: Optimize memcpy by enhanced REP MOVSB/STOSB

Support memcpy() with enhanced rep movsb. On processors supporting enhanced
rep movsb, the alternative memcpy() function using enhanced rep movsb overrides the original function and the fast string
function.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1305671358-14478-8-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---

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