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| author | Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> | 2012-07-26 11:57:43 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-07-26 11:55:30 +0300 |
| commit | 3b2bd2f800ba9488d9ad493216a0c07d71055b56 (patch) | |
| tree | 9df3bbb27d9030fe4a06e6f527a8ccce6c291bc7 | |
| parent | e9bda6f6f902e6b55d9baceb5523468a048cbe56 (diff) | |
KVM: MMU: use kvm_release_pfn_clean to release pfn
The current code depends on the fact that fault_page is the normal page,
however, we will use the error code instead of these dummy pages in the
later patch, so we use kvm_release_pfn_clean to release pfn which will
release the error code properly
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
| -rw-r--r-- | arch/x86/kvm/mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 24199344359..a9a20528e70 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3275,7 +3275,7 @@ static bool try_async_pf(struct kvm_vcpu *vcpu, bool prefault, gfn_t gfn, if (!async) return false; /* *pfn has correct page already */ - put_page(pfn_to_page(*pfn)); + kvm_release_pfn_clean(*pfn); if (!prefault && can_do_async_pf(vcpu)) { trace_kvm_try_async_get_page(gva, gfn); |