x86: use X86_FEATURE_NOPL in alternatives
authorH. Peter Anvin <hpa@zytor.com>
Tue, 19 Aug 2008 00:50:33 +0000 (17:50 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Tue, 19 Aug 2008 01:22:18 +0000 (18:22 -0700)
Use X86_FEATURE_NOPL to determine if it is safe to use P6 NOPs in
alternatives.  Also, replace table and loop with simple if statement.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

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