Jan Beulich
2007-Jan-22 11:47 UTC
[Xen-devel] [PATCH] 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@novell.com> Index: sle10sp1-2007-01-22/include/asm-i386/mach-xen/asm/page.h ==================================================================--- sle10sp1-2007-01-22.orig/include/asm-i386/mach-xen/asm/page.h 2007-01-22 09:42:04.000000000 +0100 +++ sle10sp1-2007-01-22/include/asm-i386/mach-xen/asm/page.h 2007-01-22 09:55:48.000000000 +0100 @@ -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 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel