From 56fb89aa3a12aeda63961a35d92e0278ae0c5b4b Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Mon, 1 Nov 2021 08:04:28 +0000 Subject: [PATCH] KVM: x86/xen: Fix get_attr of KVM_XEN_ATTR_TYPE_SHARED_INFO In commit 319afe68567b ("KVM: xen: do not use struct gfn_to_hva_cache") we stopped storing this in-kernel as a GPA, and started storing it as a GFN. Which means we probably should have stopped calling gpa_to_gfn() on it when userspace asks for it back. Cc: stable@vger.kernel.org Fixes: 319afe68567b ("KVM: xen: do not use struct gfn_to_hva_cache") Signed-off-by: David Woodhouse --- arch/x86/kvm/xen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/xen.c b/arch/x86/kvm/xen.c index 8f62baebd0286..6dd3d687cf04e 100644 --- a/arch/x86/kvm/xen.c +++ b/arch/x86/kvm/xen.c @@ -299,7 +299,7 @@ int kvm_xen_hvm_get_attr(struct kvm *kvm, struct kvm_xen_hvm_attr *data) break; case KVM_XEN_ATTR_TYPE_SHARED_INFO: - data->u.shared_info.gfn = gpa_to_gfn(kvm->arch.xen.shinfo_gfn); + data->u.shared_info.gfn = kvm->arch.xen.shinfo_gfn; r = 0; break; -- 2.50.1