[PATCH 3/6] x86, cpu: Enumerate xsaveopt
leann.ogasawara at canonical.com
leann.ogasawara at canonical.com
Tue Aug 24 01:58:12 UTC 2010
BugLink: https://bugs.launchpad.net/bugs/485548
Enumerate the xsaveopt feature.
Signed-off-by: Suresh Siddha <suresh.b.siddha at intel.com>
LKML-Reference: <20100719230205.604014179 at sbs-t61.sc.intel.com>
Signed-off-by: H. Peter Anvin <hpa at linux.intel.com>
(backported from upstream commit 5734f62b6601d88fd8ec720cb56b93fd3a030557)
Signed-off-by: Leann Ogasawara <leann.ogasawara at canonical.com>
---
arch/x86/kernel/cpu/addon_cpuid_features.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c
index 628d234..0ad1f30 100644
--- a/arch/x86/kernel/cpu/addon_cpuid_features.c
+++ b/arch/x86/kernel/cpu/addon_cpuid_features.c
@@ -34,6 +34,7 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c)
{ X86_FEATURE_IDA, CR_EAX, 1, 0x00000006, 0 },
{ X86_FEATURE_ARAT, CR_EAX, 2, 0x00000006, 0 },
{ X86_FEATURE_APERFMPERF, CR_ECX, 0, 0x00000006, 0 },
+ { X86_FEATURE_XSAVEOPT, CR_EAX, 0, 0x0000000d, 1 },
{ X86_FEATURE_CPB, CR_EDX, 9, 0x80000007, 0 },
{ X86_FEATURE_NPT, CR_EDX, 0, 0x8000000a, 0 },
{ X86_FEATURE_LBRV, CR_EDX, 1, 0x8000000a, 0 },
--
1.7.0.4
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