lkml.org 
[lkml]   [2010]   [Apr]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH 2/2] KVM MMU: remove unnecessary judgement
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



\
 
 \ /
  Last update: 2010-04-06 12:37    [W:0.028 / U:1.352 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site