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authorAlex Nixon <alex.nixon@citrix.com>2009-02-09 15:05:46 -0500
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-04-08 14:51:46 -0400
commitb40bf53effc0338ad7926aa1abce703af372cbd4 (patch)
tree6834420624b8aa72a782a0414a01d98bed5cc534 /arch
parent10eceebeaac3049cad018d4a77c941a602cbd7a5 (diff)
Xen: Add virt_to_pfn helper function
Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/xen/page.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index 1a918dde46b5..018a0a400799 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -124,7 +124,8 @@ static inline unsigned long mfn_to_local_pfn(unsigned long mfn)
124 124
125/* VIRT <-> MACHINE conversion */ 125/* VIRT <-> MACHINE conversion */
126#define virt_to_machine(v) (phys_to_machine(XPADDR(__pa(v)))) 126#define virt_to_machine(v) (phys_to_machine(XPADDR(__pa(v))))
127#define virt_to_mfn(v) (pfn_to_mfn(PFN_DOWN(__pa(v)))) 127#define virt_to_pfn(v) (PFN_DOWN(__pa(v)))
128#define virt_to_mfn(v) (pfn_to_mfn(virt_to_pfn(v)))
128#define mfn_to_virt(m) (__va(mfn_to_pfn(m) << PAGE_SHIFT)) 129#define mfn_to_virt(m) (__va(mfn_to_pfn(m) << PAGE_SHIFT))
129 130
130static inline unsigned long pte_mfn(pte_t pte) 131static inline unsigned long pte_mfn(pte_t pte)