From: Marcelo Tosatti <mtosatti@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm <kvm@vger.kernel.org>
Subject: KVM: MMU: update invlpg handler comment
Date: Mon, 26 Oct 2009 16:50:14 -0200 [thread overview]
Message-ID: <20091026185014.GE6016@amt.cnet> (raw)
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>
Index: b/arch/x86/kvm/paging_tmpl.h
===================================================================
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -467,7 +467,6 @@ static void FNAME(invlpg)(struct kvm_vcp
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)))) {
next reply other threads:[~2009-10-26 18:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-26 18:50 Marcelo Tosatti [this message]
2009-10-27 9:59 ` KVM: MMU: update invlpg handler comment Avi Kivity
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