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authorMarcelo Tosatti2012-08-24 13:54:57 -0500
committerAvi Kivity2012-09-06 08:37:25 -0500
commit2df72e9bc4c505d8357012f2924589f3d16f9d44 (patch)
treeb5b0e8d63005300dd06fd779658639645d55a67b /virt
parent09941fbb712655cde9b350852be7a99a6f61a03f (diff)
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KVM: split kvm_arch_flush_shadow
Introducing kvm_arch_flush_shadow_memslot, to invalidate the translations of a single memory slot. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 6425906d7cec..a4bf05be5fea 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -408,7 +408,7 @@ static void kvm_mmu_notifier_release(struct mmu_notifier *mn,
408 int idx; 408 int idx;
409 409
410 idx = srcu_read_lock(&kvm->srcu); 410 idx = srcu_read_lock(&kvm->srcu);
411 kvm_arch_flush_shadow(kvm); 411 kvm_arch_flush_shadow_all(kvm);
412 srcu_read_unlock(&kvm->srcu, idx); 412 srcu_read_unlock(&kvm->srcu, idx);
413} 413}
414 414
@@ -582,7 +582,7 @@ static void kvm_destroy_vm(struct kvm *kvm)
582#if defined(CONFIG_MMU_NOTIFIER) && defined(KVM_ARCH_WANT_MMU_NOTIFIER) 582#if defined(CONFIG_MMU_NOTIFIER) && defined(KVM_ARCH_WANT_MMU_NOTIFIER)
583 mmu_notifier_unregister(&kvm->mmu_notifier, kvm->mm); 583 mmu_notifier_unregister(&kvm->mmu_notifier, kvm->mm);
584#else 584#else
585 kvm_arch_flush_shadow(kvm); 585 kvm_arch_flush_shadow_all(kvm);
586#endif 586#endif
587 kvm_arch_destroy_vm(kvm); 587 kvm_arch_destroy_vm(kvm);
588 kvm_free_physmem(kvm); 588 kvm_free_physmem(kvm);
@@ -814,7 +814,7 @@ int __kvm_set_memory_region(struct kvm *kvm,
814 * - gfn_to_hva (kvm_read_guest, gfn_to_pfn) 814 * - gfn_to_hva (kvm_read_guest, gfn_to_pfn)
815 * - kvm_is_visible_gfn (mmu_check_roots) 815 * - kvm_is_visible_gfn (mmu_check_roots)
816 */ 816 */
817 kvm_arch_flush_shadow(kvm); 817 kvm_arch_flush_shadow_memslot(kvm, slot);
818 kfree(old_memslots); 818 kfree(old_memslots);
819 } 819 }
820 820
@@ -854,7 +854,7 @@ int __kvm_set_memory_region(struct kvm *kvm,
854 * mmio sptes. 854 * mmio sptes.
855 */ 855 */
856 if (npages && old.base_gfn != mem->guest_phys_addr >> PAGE_SHIFT) 856 if (npages && old.base_gfn != mem->guest_phys_addr >> PAGE_SHIFT)
857 kvm_arch_flush_shadow(kvm); 857 kvm_arch_flush_shadow_all(kvm);
858 858
859 kvm_free_physmem_slot(&old, &new); 859 kvm_free_physmem_slot(&old, &new);
860 kfree(old_memslots); 860 kfree(old_memslots);