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From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
To: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
	KVM list <kvm@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 2/2] KVM MMU: remove unnecessary judgement
Date: Tue, 06 Apr 2010 18:31:13 +0800	[thread overview]
Message-ID: <4BBB0D71.8070409@cn.fujitsu.com> (raw)
In-Reply-To: <4BBB0CF1.6040204@cn.fujitsu.com>

After is_rsvd_bits_set() checks, EFER.NXE must be enabled if NX bit is seted

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
 arch/x86/kvm/paging_tmpl.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 067797a..d9dea28 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -170,7 +170,7 @@ walk:
 			goto access_error;
 
 #if PTTYPE == 64
-		if (fetch_fault && is_nx(vcpu) && (pte & PT64_NX_MASK))
+		if (fetch_fault && (pte & PT64_NX_MASK))
 			goto access_error;
 #endif
 
-- 
1.6.1.2



  reply	other threads:[~2010-04-06 10:33 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-06 10:29 [PATCH 1/2] KVM MMU: remove unused field Xiao Guangrong
2010-04-06 10:31 ` Xiao Guangrong [this message]
2010-04-07 15:49 ` Marcelo Tosatti

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