docs: recommend use of md-clear feature on all Intel CPUs
Update x86 CPU model guidance to recommend that the md-clear feature is
manually enabled with all Intel CPU models, when supported by the host
microcode.
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20190515141011.5315-3-berrange@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
(cherry picked from commit 2c7e82a307
)
Signed-off-by: Oguz Bektas <o.bektas@proxmox.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
stable-4.0
parent
7427060f98
commit
8da804f4f9
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@ -200,6 +200,18 @@ Not included by default in any Intel CPU model.
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Should be explicitly turned on for all Intel CPU models.
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Note that not all CPU hardware will support this feature.
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@item @code{md-clear}
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Required to confirm the MDS (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130,
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CVE-2019-11091) fixes.
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Not included by default in any Intel CPU model.
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Must be explicitly turned on for all Intel CPU models.
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Requires the host CPU microcode to support this feature before it
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can be used for guest CPUs.
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@end table
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