提交 582801a9 编写于 作者: M Marcelo Tosatti 提交者: Avi Kivity

KVM: MMU: add "oos_shadow" parameter to disable oos

Subject says it all.
Signed-off-by: NMarcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: NAvi Kivity <avi@redhat.com>
上级 0074ff63
......@@ -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;
}
......
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