diff options
| author | Marcelo Tosatti <mtosatti@redhat.com> | 2008-07-23 11:43:42 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-08-01 12:43:00 -0700 |
| commit | c857ebba6025350232c87d89e459338f139a50ab (patch) | |
| tree | 70e9ccc8cbf670f51a4f740e5ac912c290d52cb8 /virt | |
| parent | 205cb93409b6c0d6e66cce8fdf5eef8744d687eb (diff) | |
KVM: MMU: nuke shadowed pgtable pages and ptes on memslot destruction
Original-Commit-Hash: 3cc312f03e06a8fa39ecb4cc0189efc2bd888899
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'virt')
| -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 2d29e260da3d..02628471365b 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -377,6 +377,9 @@ 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); |