[PATCH 13/24] Xen: Add virt_to_pfn helper function

Jeremy Fitzhardinge
2009-03-13T08:19:35Z

From: Alex Nixon <alex.nixon@citrix.com>

Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
---
arch/x86/include/asm/xen/page.h | 3 ++-
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 1a918dd..018a0a4 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)

/* 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)
--
1.6.0.6