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authorH. Peter Anvin <hpa@zytor.com>2009-11-13 15:28:13 -0800
committerH. Peter Anvin <hpa@zytor.com>2009-11-16 13:44:56 -0800
commit8a50e5135af0c243e117e94e27feb8d149c879b4 (patch)
tree12779c0a7fca8a43c16054e68a24f0315919576f /arch/x86/kernel/acpi/sleep.c
parent196cf0d67acad70ebb2572da489d5cc7066cdd05 (diff)
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x86-32: Use symbolic constants, safer CPUID when enabling EFER.NX
Use symbolic constants rather than hard-coded values when setting EFER.NX in head_32.S, and do a more rigorous test for the validity of the response when probing for the extended CPUID range. Signed-off-by: H. Peter Anvin <hpa@zytor.com> LKML-Reference: <1258154897-6770-2-git-send-email-hpa@zytor.com> Acked-by: Kees Cook <kees.cook@canonical.com>
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