From: Marcelo Tosatti <mtosatti@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm@vger.kernel.org, Marcelo Tosatti <mtosatti@redhat.com>
Subject: [patch 13/13] KVM: MMU: add "oos_shadow" parameter to disable oos
Date: Mon, 22 Sep 2008 16:16:40 -0300 [thread overview]
Message-ID: <20080922192215.815103506@localhost.localdomain> (raw)
In-Reply-To: 20080922191627.671519725@localhost.localdomain
[-- Attachment #1: kvm-oos-disable --]
[-- Type: text/plain, Size: 675 bytes --]
Subject says it all.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Index: kvm/arch/x86/kvm/mmu.c
===================================================================
--- kvm.orig/arch/x86/kvm/mmu.c
+++ kvm/arch/x86/kvm/mmu.c
@@ -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
@@ -1473,7 +1476,7 @@ static int mmu_need_write_protect(struct
return 1;
if (shadow->unsync)
return 0;
- if (can_unsync)
+ if (can_unsync && oos_shadow)
return kvm_unsync_page(vcpu, shadow);
return 1;
}
--
next prev parent reply other threads:[~2008-09-22 19:26 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-22 19:16 [patch 00/13] out of sync shadow v3 Marcelo Tosatti
2008-09-22 19:16 ` [patch 01/13] KVM: MMU: flush remote TLBs on large->normal entry overwrite Marcelo Tosatti
2008-09-22 19:16 ` [patch 02/13] KVM: MMU: split mmu_set_spte Marcelo Tosatti
2008-09-22 19:16 ` [patch 03/13] KVM: MMU: move local TLB flush to mmu_set_spte Marcelo Tosatti
2008-09-22 19:16 ` [patch 04/13] KVM: MMU: do not write-protect large mappings Marcelo Tosatti
2008-09-22 19:16 ` [patch 05/13] KVM: MMU: mode specific sync_page Marcelo Tosatti
2008-09-22 19:16 ` [patch 06/13] KVM: MMU: sync roots on mmu reload Marcelo Tosatti
2008-09-22 19:16 ` [patch 07/13] KVM: x86: trap invlpg Marcelo Tosatti
2008-09-22 19:16 ` [patch 08/13] KVM: MMU: mmu_parent_walk Marcelo Tosatti
2008-09-22 19:16 ` [patch 09/13] KVM: MMU: awareness of new kvm_mmu_zap_page behaviour Marcelo Tosatti
2008-09-22 19:16 ` [patch 10/13] KVM: MMU: mmu_convert_notrap helper Marcelo Tosatti
2008-09-22 19:16 ` [patch 11/13] KVM: MMU: out of sync shadow core v2 Marcelo Tosatti
2008-09-22 19:16 ` [patch 12/13] KVM: MMU: speed up mmu_unsync_walk Marcelo Tosatti
2008-09-22 19:16 ` Marcelo Tosatti [this message]
2008-10-14 18:37 ` [patch 00/13] out of sync shadow v3 Alex Williamson
2008-10-14 22:08 ` Alex Williamson
2008-10-15 2:37 ` Marcelo Tosatti
2008-10-15 3:56 ` Alex Williamson
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