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| author | Hollis Blanchard <hollisb@us.ibm.com> | 2008-11-24 11:37:38 -0600 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2008-11-25 12:02:48 +0200 |
| commit | c30f8a6c6d74f67bc2107726cc61a1e7c71e9740 (patch) | |
| tree | cc593db75efd62f917e949df78f4fabdcddc6938 /arch/powerpc/kvm/powerpc.c | |
| parent | 0c0f40bdbe4ddb48ebecfb5c2b56eeb175a57c45 (diff) | |
| download | talos-op-linux-c30f8a6c6d74f67bc2107726cc61a1e7c71e9740.tar.gz talos-op-linux-c30f8a6c6d74f67bc2107726cc61a1e7c71e9740.zip | |
KVM: ppc: stop leaking host memory on VM exit
When the VM exits, we must call put_page() for every page referenced in the
shadow TLB.
Without this patch, we usually leak 30-50 host pages (120 - 200 KiB with 4 KiB
pages). The maximum number of pages leaked is the size of our shadow TLB, 64
pages.
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 90a6fc422b23..fda9baada132 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -238,6 +238,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) { + kvmppc_core_destroy_mmu(vcpu); } /* Note: clearing MSR[DE] just means that the debug interrupt will not be |
