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Xen: Add virt_to_pfn helper function

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Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
This commit is contained in:
Alex Nixon 2009-02-09 12:05:46 -08:00 committed by Jeremy Fitzhardinge
parent 10eceebeaa
commit b40bf53eff
1 changed files with 2 additions and 1 deletions
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arch/x86/include/asm/xen/page.h
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@ -124,7 +124,8 @@ static inline unsigned long mfn_to_local_pfn(unsigned long mfn)
/* VIRT <-> MACHINE conversion */
#define virt_to_machine(v) (phys_to_machine(XPADDR(__pa(v))))
#define virt_to_mfn(v) (pfn_to_mfn(PFN_DOWN(__pa(v))))
#define virt_to_pfn(v) (PFN_DOWN(__pa(v)))
#define virt_to_mfn(v) (pfn_to_mfn(virt_to_pfn(v)))
#define mfn_to_virt(m) (__va(mfn_to_pfn(m) << PAGE_SHIFT))
static inline unsigned long pte_mfn(pte_t pte)