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KVM: MMU: handle large host sptes on invlpg/resync
authorMarcelo Tosatti <mtosatti@redhat.com>
Mon, 22 Dec 2008 20:49:30 +0000 (18:49 -0200)
committerAvi Kivity <avi@redhat.com>
Wed, 31 Dec 2008 14:55:49 +0000 (16:55 +0200)
commit6573695c07f4704afeedeee699d92b92fcfdbb65
treef766f4ad19f08d16b87faa1de3c9ead2e6b3ea1etree | snapshot
parent6cc2f6836466a99f8885cbbc8ddd3c125cbd7dbbcommit | diff
KVM: MMU: handle large host sptes on invlpg/resync

The invlpg and sync walkers lack knowledge of large host sptes,
descending to non-existant pagetable level.

Stop at directory level in such case.

Fixes SMP Windows XP with hugepages.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
arch/x86/kvm/mmu.c diff | blob | history
arch/x86/kvm/paging_tmpl.h diff | blob | history
Linux Kernel Source Tree.