fix:
Call Trace:
[<ffffffffa01e46ba>] ? kvm_mmu_pte_write+0x229/0x911 [kvm]
[<ffffffffa01c6ba9>] ? gfn_to_memslot+0x39/0xa0 [kvm]
[<ffffffffa01c6c26>] ? mark_page_dirty+0x16/0x2e [kvm]
[<ffffffffa01c6d6f>] ? kvm_write_guest_page+0x67/0x7f [kvm]
[<ffffffff81066fbd>] ? local_clock+0x2a/0x3b
[<ffffffffa01d52ce>] emulator_write_phys+0x46/0x54 [kvm]
......
Code: Bad RIP value.
RIP [<ffffffffa0172056>] 0xffffffffa0172056
RSP <ffff880134f69a70>
CR2: ffffffffa0172056
Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxx>
---
arch/x86/kvm/mmu.c | 21 ++++++++++++---------
1 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 88203fa..afde64b 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3355,15 +3355,6 @@ int kvm_mmu_setup(struct kvm_vcpu *vcpu)
return init_kvm_mmu(vcpu);
}
-void kvm_mmu_destroy(struct kvm_vcpu *vcpu)
-{
- ASSERT(vcpu);
-
- destroy_kvm_mmu(vcpu);
- free_mmu_pages(vcpu);
- mmu_free_memory_caches(vcpu);
-}
-
void kvm_mmu_slot_remove_write_access(struct kvm *kvm, int slot)
{
struct kvm_mmu_page *sp;
@@ -3662,4 +3653,16 @@ EXPORT_SYMBOL_GPL(kvm_mmu_get_spte_hierarchy);
#ifdef CONFIG_KVM_MMU_AUDIT
#include "mmu_audit.c"
+#else
+static void mmu_audit_disable(void) { }
#endif
+
+void kvm_mmu_destroy(struct kvm_vcpu *vcpu)
+{
+ ASSERT(vcpu);
+
+ destroy_kvm_mmu(vcpu);
+ free_mmu_pages(vcpu);
+ mmu_free_memory_caches(vcpu);
+ mmu_audit_disable();
+}
--
1.7.0.4
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