From b2cc4458c8e2d07b998ebcaf6380d6f7d64aa0e7 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Fri, 24 Apr 2009 16:05:07 +0000 Subject: [PATCH] KVM: x86: release time_page on vcpu destruction upstream commit: 7f1ea208968f021943d4103ba59e06bb6d8239cb Not releasing the time_page causes a leak of that page or the compound page it is situated in. Cc: stable@kernel.org Signed-off-by: Joerg Roedel Signed-off-by: Avi Kivity Signed-off-by: Chris Wright --- arch/x86/kvm/x86.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 758b7a155ae..425423eff48 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3962,6 +3962,11 @@ EXPORT_SYMBOL_GPL(kvm_put_guest_fpu); void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu) { + if (vcpu->arch.time_page) { + kvm_release_page_dirty(vcpu->arch.time_page); + vcpu->arch.time_page = NULL; + } + kvm_x86_ops->vcpu_free(vcpu); } -- 2.11.4.GIT