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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2008-07-10 20:49:31 -0300 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-07-20 12:42:40 +0300 |
| commit | 34d4cb8fca1f2a31be152b74797e6cd160ec9de6 (patch) | |
| tree | 1e8f2c3c4feb54763fd0d8b27ef83ba546215069 /virt/kvm | |
| parent | d6e88aec07aa8f6c7e4024f5734ec659fd7c5a40 (diff) | |
| download | blackbird-op-linux-34d4cb8fca1f2a31be152b74797e6cd160ec9de6.tar.gz blackbird-op-linux-34d4cb8fca1f2a31be152b74797e6cd160ec9de6.zip | |
KVM: MMU: nuke shadowed pgtable pages and ptes on memslot destruction
Flush the shadow mmu before removing regions to avoid stale entries.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'virt/kvm')
| -rw-r--r-- | virt/kvm/kvm_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 9ccaf8f5402e..30b36368fcdf 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -405,6 +405,9 @@ int __kvm_set_memory_region(struct kvm *kvm, if (mem->slot >= kvm->nmemslots) kvm->nmemslots = mem->slot + 1; + if (!npages) + kvm_arch_flush_shadow(kvm); + *memslot = new; r = kvm_arch_set_memory_region(kvm, mem, old, user_alloc); |
