diff options
| author | Alex Nixon <alex.nixon@citrix.com> | 2009-02-09 15:05:46 -0500 |
|---|---|---|
| committer | Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> | 2009-04-08 14:51:46 -0400 |
| commit | b40bf53effc0338ad7926aa1abce703af372cbd4 (patch) | |
| tree | 6834420624b8aa72a782a0414a01d98bed5cc534 /arch | |
| parent | 10eceebeaac3049cad018d4a77c941a602cbd7a5 (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.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 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 | ||
| 130 | static inline unsigned long pte_mfn(pte_t pte) | 131 | static inline unsigned long pte_mfn(pte_t pte) |