KVM: MMU: Switch to mmu spinlock

[sfrench/cifs-2.6.git] / include / linux / kvm_host.h

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index a020fb280540ddf79297d2f01eb5ac6214107fd8..2714068ee8bcc6a4613bb05d0a1bfdc1347a4f9c 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -104,7 +104,8 @@ struct kvm_memory_slot {
 };
 
 struct kvm {
-       struct mutex lock; /* protects everything except vcpus */
+       struct mutex lock; /* protects the vcpus array and APIC accesses */
+       spinlock_t mmu_lock;
        struct mm_struct *mm; /* userspace tied to this vm */
        int nmemslots;
        struct kvm_memory_slot memslots[KVM_MEMORY_SLOTS +