KVM: MMU: update invlpg handler comment
Marcelo Tosatti [Mon, 26 Oct 2009 18:50:14 +0000 (16:50 -0200)]
Large page translations are always synchronized (either in level 3
or level 2), so its not necessary to properly deal with them
in the invlpg handler.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

arch/x86/kvm/paging_tmpl.h

index 72558f8..a601713 100644 (file)
@@ -467,7 +467,6 @@ static void FNAME(invlpg)(struct kvm_vcpu *vcpu, gva_t gva)
                level = iterator.level;
                sptep = iterator.sptep;
 
-               /* FIXME: properly handle invlpg on large guest pages */
                if (level == PT_PAGE_TABLE_LEVEL  ||
                    ((level == PT_DIRECTORY_LEVEL && is_large_pte(*sptep))) ||
                    ((level == PT_PDPE_LEVEL && is_large_pte(*sptep)))) {