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3 Commits

Author SHA1 Message Date
Jim Kukunas ea4d26ae24 raid5: add AVX optimized RAID5 checksumming 
Optimize RAID5 xor checksumming by taking advantage of
256-bit YMM registers introduced in AVX.

Signed-off-by: Jim Kukunas <james.t.kukunas@linux.intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
 2012-05-22 13:54:04 +10:00
H. Peter Anvin 1965aae3c9 x86: Fix ASM_X86__ header guards 
Change header guards named "ASM_X86__*" to "_ASM_X86_*" since:

a. the double underscore is ugly and pointless.
b. no leading underscore violates namespace constraints.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
 2008-10-22 22:55:23 -07:00
Al Viro bb8985586b x86, um: ... and asm-x86 move 
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
 2008-10-22 22:55:20 -07:00