From 726cbe56200383428fb011cad376d4f94fdfd7a7 Mon Sep 17 00:00:00 2001 From: Joerg Roedel <joerg.roedel@amd.com> Date: Wed, 25 Feb 2009 16:08:31 +0100 Subject: [PATCH 1/5] KVM: x86: release time_page on vcpu destruction 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 <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> RH-Upstream-status: applied(kvm/master) Bugzilla: 488725 Acked-by: Eduardo Habkost <ehabkost@redhat.com> Acked-by: Marcelo Tosatti <mtosatti@redhat.com> --- arch/x86/kvm/x86.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 471c009..ebfaa3b 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4007,6 +4007,11 @@ 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); } -- 1.6.1