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[Xen-changelog] [xen-unstable] x86_64: Fix handling of DIRECTMAP_VIRT_ST

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Subject:	[Xen-changelog] [xen-unstable] x86_64: Fix handling of DIRECTMAP_VIRT_START in virt_to_maddr().
From:	Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Fri, 20 Mar 2009 08:40:18 -0700
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1237539443 0
# Node ID 4846d7ae75cd6790b242b23c5b6054c3a54f5db3
# Parent  2a373e32b04d05b64048d26c8faf152026ec93b5
x86_64: Fix handling of DIRECTMAP_VIRT_START in virt_to_maddr().

Signed-off-by: Xiaowei Yang <xiaowei.yang@xxxxxxxxx>
---
 xen/include/asm-x86/x86_64/page.h |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r 2a373e32b04d -r 4846d7ae75cd xen/include/asm-x86/x86_64/page.h
--- a/xen/include/asm-x86/x86_64/page.h Fri Mar 20 08:49:17 2009 +0000
+++ b/xen/include/asm-x86/x86_64/page.h Fri Mar 20 08:57:23 2009 +0000
@@ -40,7 +40,7 @@ static inline unsigned long __virt_to_ma
     ASSERT(va >= XEN_VIRT_START);
     ASSERT(va < DIRECTMAP_VIRT_END);
     ASSERT((va < XEN_VIRT_END) || (va >= DIRECTMAP_VIRT_START));
-    if ( va > DIRECTMAP_VIRT_START )
+    if ( va >= DIRECTMAP_VIRT_START )
         return va - DIRECTMAP_VIRT_START;
     return va - XEN_VIRT_START + xen_phys_start;
 }

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