X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=arch%2Fx86%2Fkvm%2Fmmu.h;h=e60fc80f8a9c34a8c06c4d4f8c0e78e0aabd0ff0;hb=e91e57d305c5b655c672e63eaed6b762d7fa21b5;hp=e4202e41d53541f06a468e0b72beac483e2e7b8f;hpb=99a91c94972d1d583beb4b4854f55984f7cc2dc8;p=firefly-linux-kernel-4.4.55.git

diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index e4202e41d535..e60fc80f8a9c 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -56,13 +56,13 @@ void
 reset_shadow_zero_bits_mask(struct kvm_vcpu *vcpu, struct kvm_mmu *context);
 
 /*
- * Return values of handle_mmio_page_fault_common:
+ * Return values of handle_mmio_page_fault:
  * RET_MMIO_PF_EMULATE: it is a real mmio page fault, emulate the instruction
  *			directly.
  * RET_MMIO_PF_INVALID: invalid spte is detected then let the real page
  *			fault path update the mmio spte.
  * RET_MMIO_PF_RETRY: let CPU fault again on the address.
- * RET_MMIO_PF_BUG: bug is detected.
+ * RET_MMIO_PF_BUG: a bug was detected (and a WARN was printed).
  */
 enum {
 	RET_MMIO_PF_EMULATE = 1,
@@ -71,9 +71,10 @@ enum {
 	RET_MMIO_PF_BUG = -1
 };
 
-int handle_mmio_page_fault_common(struct kvm_vcpu *vcpu, u64 addr, bool direct);
+int handle_mmio_page_fault(struct kvm_vcpu *vcpu, u64 addr, bool direct);
 void kvm_init_shadow_mmu(struct kvm_vcpu *vcpu);
 void kvm_init_shadow_ept_mmu(struct kvm_vcpu *vcpu, bool execonly);
+bool kvm_can_do_async_pf(struct kvm_vcpu *vcpu);
 
 static inline unsigned int kvm_mmu_available_pages(struct kvm *kvm)
 {