[Xen-changelog] [xen-unstable] linux/i386: widen physical address range

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1169481439 0
# Node ID f3670081945342a91aabd9c5198b0ec9161653fe
# Parent  cc819d81be2a887fbed1ef48731747b45d8faa11
linux/i386: widen physical address range

32on64 supports 168Gb for 32-bit guests, hence at least 38 bits must
be specified here. The foreign frame bit is MFN bit 31, so the maximum
valid value here would be 43.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
 linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/page.h |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r cc819d81be2a -r f36700819453 
linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/page.h
--- a/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/page.h Mon Jan 22 
15:43:48 2007 +0000
+++ b/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/page.h Mon Jan 22 
15:57:19 2007 +0000
@@ -7,7 +7,7 @@
 #define PAGE_MASK      (~(PAGE_SIZE-1))
 
 #ifdef CONFIG_X86_PAE
-#define __PHYSICAL_MASK_SHIFT  36
+#define __PHYSICAL_MASK_SHIFT  40
 #define __PHYSICAL_MASK                ((1ULL << __PHYSICAL_MASK_SHIFT) - 1)
 #define PHYSICAL_PAGE_MASK     (~((1ULL << PAGE_SHIFT) - 1) & __PHYSICAL_MASK)
 #else

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