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Commit 582801a9 authored by Marcelo Tosatti's avatar Marcelo Tosatti Committed by Avi Kivity
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KVM: MMU: add "oos_shadow" parameter to disable oos 



Subject says it all.

Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 0074ff63

arch/x86/kvm/mmu.c

+4 −1
Original line number Diff line number Diff line
@@ -70,6 +70,9 @@ static int dbg = 0; 
module_param(dbg, bool, 0644);

#endif



static int oos_shadow = 1;

module_param(oos_shadow, bool, 0644);



#ifndef MMU_DEBUG

#define ASSERT(x) do { } while (0)

#else
@@ -1424,7 +1427,7 @@ static int mmu_need_write_protect(struct kvm_vcpu *vcpu, gfn_t gfn, 
			return 1;

		if (shadow->unsync)

			return 0;

		if (can_unsync)

		if (can_unsync && oos_shadow)

			return kvm_unsync_page(vcpu, shadow);

		return 1;

	}