Commit 93df7663 authored May 02, 2008 by Avi Kivity

KVM: MMU: Allow more than PAGES_PER_HPAGE write protections per large page



nonpae guests can call rmap_write_protect twice per page (for page tables)
or four times per page (for page directories), triggering a bogus warning.

Remove the warning.

Signed-off-by: Avi Kivity <avi@qumranet.com>

parent bc1a34f1

arch/x86/kvm/mmu.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -376,7 +376,6 @@ static void account_shadowed(struct kvm *kvm, gfn_t gfn)

		write_count = slot_largepage_idx(gfn, gfn_to_memslot(kvm, gfn));
		*write_count += 1;
		WARN_ON(*write_count > KVM_PAGES_PER_HPAGE);
		}

		static void unaccount_shadowed(struct kvm *kvm, gfn_t gfn)