tree 8f0bc502eddc2329e0e6852b90c0887bac81cf6f
parent 97ec8c067d322d32effdc1701760d3babbc5595f
author Feng Wu <feng.wu@intel.com> 1396345595 +0800
committer Marcelo Tosatti <mtosatti@redhat.com> 1397508635 -0300

KVM: Disable SMAP for guests in EPT realmode and EPT unpaging mode

SMAP is disabled if CPU is in non-paging mode in hardware.
However KVM always uses paging mode to emulate guest non-paging
mode with TDP. To emulate this behavior, SMAP needs to be
manually disabled when guest switches to non-paging mode.

Signed-off-by: Feng Wu <feng.wu@intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>