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cpu_map: Add TSX_CTRL bit for IA32_ARCH_CAPABILITIES MSR

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CVE-2019-11135

When TSX_CTRL bit of IA32_ARCH_CAPABILITIES MSR is set to 1, the CPU
supports IA32_TSX_CTRL MSR which can be used to disable and/or mask TSX.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Jiri Denemark 2019-12-12 15:12:05 +01:00
parent 07aaced4e6
commit f411b7ef68
1 changed files with 3 additions and 0 deletions
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3
src/cpu_map/x86_features.xml
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@ -502,6 +502,9 @@
<feature name='mds-no'>
<msr index='0x10a' edx='0x00000000' eax='0x00000020'/>
</feature>
<feature name='tsx-ctrl'>
<msr index='0x10a' edx='0x00000000' eax='0x00000080'/>
</feature>
<feature name='taa-no'>
<msr index='0x10a' edx='0x00000000' eax='0x00000100'/>
</feature>