tree 6dbc46398f73292a737426a37796f0a8bbc2ef85
parent 41dbc6bcd9722bba8f09256655d060af30c63d34
author Xiao Guangrong <guangrong.xiao@intel.com> 1436988356 +0800
committer Paolo Bonzini <pbonzini@redhat.com> 1437632581 +0200

KVM: vmx: obey KVM_QUIRK_CD_NW_CLEARED

OVMF depends on WB to boot fast, because it only clears caches after
it has set up MTRRs---which is too late.

Let's do writeback if CR0.CD is set to make it happy, similar to what
SVM is already doing.

Signed-off-by: Xiao Guangrong <guangrong.xiao@intel.com>
Tested-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>