[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] Add new location of Linux direct-map to the places to look for writable mappings
Add new location of Linux direct-map to the places to look for writable mappings. Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx> diff -r dbac9ee4d761 xen/arch/x86/mm/shadow/common.c --- a/xen/arch/x86/mm/shadow/common.c Mon Sep 08 16:02:13 2008 +0100 +++ b/xen/arch/x86/mm/shadow/common.c Fri Sep 12 16:42:32 2008 +0100 @@ -2385,9 +2385,11 @@ int sh_remove_write_access(struct vcpu * + ((fault_addr & VADDR_MASK) >> 27), 3); break; } - /* 64bit Linux direct map at 0xffff810000000000; older kernels - * had it at 0x0000010000000000UL */ + /* 64bit Linux direct map at 0xffff880000000000; older kernels + * had it at 0xffff880000000000, and older kernels yet had it + * at 0x0000010000000000UL */ gfn = mfn_to_gfn(v->domain, gmfn); + GUESS(0xffff880000000000UL + (gfn << PAGE_SHIFT), 4); GUESS(0xffff810000000000UL + (gfn << PAGE_SHIFT), 4); GUESS(0x0000010000000000UL + (gfn << PAGE_SHIFT), 4); _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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