Commit 6c0238c4 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

KVM: nSVM: leave ASID aside in copy_vmcb_control_area 



Restoring the ASID from the hsave area on VMEXIT is wrong, because its
value depends on the handling of TLB flushes.  Just skipping the field in
copy_vmcb_control_area will do.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent a3535be7

arch/x86/kvm/svm/nested.c

+1 −1
Original line number Diff line number Diff line
@@ -150,7 +150,7 @@ static void copy_vmcb_control_area(struct vmcb *dst_vmcb, struct vmcb *from_vmcb 
	dst->iopm_base_pa         = from->iopm_base_pa;

	dst->msrpm_base_pa        = from->msrpm_base_pa;

	dst->tsc_offset           = from->tsc_offset;

	dst->asid                 = from->asid;

	/* asid not copied, it is handled manually for svm->vmcb.  */

	dst->tlb_ctl              = from->tlb_ctl;

	dst->int_ctl              = from->int_ctl;

	dst->int_vector           = from->int_vector;