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[Xen-changelog] [xen-unstable] x86/32: Limit bootstrap 1:1 mapping to 1G

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Subject:	[Xen-changelog] [xen-unstable] x86/32: Limit bootstrap 1:1 mapping to 1GB.
From:	Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Fri, 27 Jul 2007 03:03:05 -0700
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# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1184337747 -3600
# Node ID f479595a3c5c8e8df6556ba5658d0d00d57da386
# Parent  8b4518a6f81547ccb70cc05665ae086a4638a29c
x86/32: Limit bootstrap 1:1 mapping to 1GB.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
---
 xen/arch/x86/setup.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 8b4518a6f815 -r f479595a3c5c xen/arch/x86/setup.c
--- a/xen/arch/x86/setup.c      Fri Jul 13 13:49:08 2007 +0100
+++ b/xen/arch/x86/setup.c      Fri Jul 13 15:42:27 2007 +0100
@@ -37,10 +37,10 @@
 #include <asm/edd.h>
 
 #if defined(CONFIG_X86_64)
-#define BOOTSTRAP_DIRECTMAP_END (1UL << 32)
+#define BOOTSTRAP_DIRECTMAP_END (1UL << 32) /* 4GB */
 #define maddr_to_bootstrap_virt(m) maddr_to_virt(m)
 #else
-#define BOOTSTRAP_DIRECTMAP_END HYPERVISOR_VIRT_START
+#define BOOTSTRAP_DIRECTMAP_END (1UL << 30) /* 1GB */
 #define maddr_to_bootstrap_virt(m) ((void *)(long)(m))
 #endif
 

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