[PATCH] KVM: MMU: Write protect guest pages when a shadow is created for them

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When we cache a guest page table into a shadow page table, we need to prevent
further access to that page by the guest, as that would render the cache
incoherent.

Signed-off-by: Avi Kivity <avi@qumranet.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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Avi Kivity 2007-01-05 16:36:43 -08:00 • committed by Linus Torvalds

parent cea0f0e7ea

commit 374cbac033

2 changed files with 55 additions and 18 deletions

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74

drivers/kvm/mmu.c

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1

drivers/kvm/paging_tmpl.h

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