diff options
| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-07-08 15:06:34 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-16 10:56:18 +0200 |
| commit | 48b5db20621388582ca11ac3c61d3403966dbe51 (patch) | |
| tree | ca8f222a093a7848baca828e3d4d086a3e789af2 /arch | |
| parent | 851fa3c4e7b50d6a946d8b4c0a68683b5e56b2f1 (diff) | |
xen64: define asm/xen/interface for 64-bit
Copy 64-bit definitions of various interface structures into place.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/xen/mmu.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h index 297bf9f5b8b..7856e37f604 100644 --- a/arch/x86/xen/mmu.h +++ b/arch/x86/xen/mmu.h @@ -10,18 +10,6 @@ enum pt_level { PT_PTE }; -/* - * Page-directory addresses above 4GB do not fit into architectural %cr3. - * When accessing %cr3, or equivalent field in vcpu_guest_context, guests - * must use the following accessor macros to pack/unpack valid MFNs. - * - * Note that Xen is using the fact that the pagetable base is always - * page-aligned, and putting the 12 MSB of the address into the 12 LSB - * of cr3. - */ -#define xen_pfn_to_cr3(pfn) (((unsigned)(pfn) << 12) | ((unsigned)(pfn) >> 20)) -#define xen_cr3_to_pfn(cr3) (((unsigned)(cr3) >> 12) | ((unsigned)(cr3) << 20)) - void set_pte_mfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags); |