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authorMarcelo Tosatti <mtosatti@redhat.com>2008-09-23 13:18:40 -0300
committerAvi Kivity <avi@redhat.com>2008-10-15 14:25:26 +0200
commit0074ff63ebc195701062ca46e0d82fcea0fa3a0a (patch)
treefb9c40fc914a17de448d0d5ab822129a5e179b25 /include/asm-x86
parent4731d4c7a07769cf2926c327177b97bb8c68cafc (diff)
KVM: MMU: speed up mmu_unsync_walk
Cache the unsynced children information in a per-page bitmap. Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'include/asm-x86')
-rw-r--r--include/asm-x86/kvm_host.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h
index 7d36fcc02818..0992d721c5f7 100644
--- a/include/asm-x86/kvm_host.h
+++ b/include/asm-x86/kvm_host.h
@@ -201,6 +201,7 @@ struct kvm_mmu_page {
u64 *parent_pte; /* !multimapped */
struct hlist_head parent_ptes; /* multimapped, kvm_pte_chain */
};
+ DECLARE_BITMAP(unsync_child_bitmap, 512);
};
struct kvm_pv_mmu_op_buffer {