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KVM: split kvm_arch_flush_shadow

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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>
This commit is contained in:
Marcelo Tosatti
2012-08-24 15:54:57 -03:00
committed by Avi Kivity
parent 09941fbb71
commit 2df72e9bc4
6 changed files with 34 additions and 9 deletions
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6
include/linux/kvm_host.h
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@@ -458,7 +458,11 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
int user_alloc);
bool kvm_largepages_enabled(void);
void kvm_disable_largepages(void);
void kvm_arch_flush_shadow(struct kvm *kvm);
/* flush all memory translations */
void kvm_arch_flush_shadow_all(struct kvm *kvm);
/* flush memory translations pointing to 'slot' */
void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot);
int gfn_to_page_many_atomic(struct kvm *kvm, gfn_t gfn, struct page **pages,
int nr_pages);