From: Fenghua Yu Date: Tue, 17 May 2011 22:29:15 +0000 (-0700) Subject: x86, mem: copy_user_64.S: Support copy_to/from_user by enhanced REP MOVSB/STOSB X-Git-Tag: v3.0-rc1~404^2~5^2~4 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4307bec9344aed83f8107c3eb4285bd9d218fc10;p=pandora-kernel.git x86, mem: copy_user_64.S: Support copy_to/from_user by enhanced REP MOVSB/STOSB Support copy_to_user/copy_from_user() by enhanced REP MOVSB/STOSB. On processors supporting enhanced REP MOVSB/STOSB, the alternative copy_user_enhanced_fast_string function using enhanced rep movsb overrides the original function and the fast string function. Signed-off-by: Fenghua Yu Link: http://lkml.kernel.org/r/1305671358-14478-7-git-send-email-fenghua.yu@intel.com Signed-off-by: H. Peter Anvin --- Reading git-diff-tree failed