x86: Use REP BSF unconditionally

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Make "REP BSF" unconditional, as per the suggestion of hpa
and Linus, this removes the insane BSF_PREFIX conditional
and simplifies the logic.

Suggested-by: "H. Peter Anvin" <hpa@zytor.com>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Link: http://lkml.kernel.org/r/5058741E020000780009C014@nat28.tlf.novell.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Jan Beulich 2012-09-18 12:16:14 +01:00 • committed by Ingo Molnar

parent 5870661c09

commit e26a44a2d6

1 changed files with 2 additions and 17 deletions

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arch/x86/include/asm/bitops.h

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