x86, cpufeature: Add feature bit for SMAP

Add CPUID feature bit for Supervisor Mode Access Prevention (SMAP).

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Link: http://lkml.kernel.org/n/tip-ethzcr5nipikl6hd5q8ssepq@git.kernel.org
This commit is contained in:
H. Peter Anvin 2012-09-09 11:12:04 -07:00
commit 05194cfc54