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| author | Tony Lindgren <tony@atomide.com> | 2012-11-13 13:25:38 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2012-11-13 13:25:38 -0800 |
| commit | 89ab216b33ba9405880fd3d89531305a931bc70f (patch) | |
| tree | 8f6428ce51ecaed6f6e1379c036dbe341eb71e34 /arch/arm/include/asm/xen/page.h | |
| parent | c9d501e5cb0238910337213e12a09127221c35d8 (diff) | |
| parent | 46bf4a562207c5ebd24e1dde5e5ee326cd3d6b91 (diff) | |
| download | olio-linux-3.10-89ab216b33ba9405880fd3d89531305a931bc70f.tar.xz olio-linux-3.10-89ab216b33ba9405880fd3d89531305a931bc70f.zip | |
Merge branch 'omap-for-v3.8/pm' into omap-for-v3.8/clock
Diffstat (limited to 'arch/arm/include/asm/xen/page.h')
| -rw-r--r-- | arch/arm/include/asm/xen/page.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h index 174202318df..c6b9096cef9 100644 --- a/arch/arm/include/asm/xen/page.h +++ b/arch/arm/include/asm/xen/page.h @@ -10,7 +10,7 @@ #include <xen/interface/grant_table.h> #define pfn_to_mfn(pfn) (pfn) -#define phys_to_machine_mapping_valid (1) +#define phys_to_machine_mapping_valid(pfn) (1) #define mfn_to_pfn(mfn) (mfn) #define mfn_to_virt(m) (__va(mfn_to_pfn(m) << PAGE_SHIFT)) @@ -30,6 +30,8 @@ typedef struct xpaddr { #define XMADDR(x) ((xmaddr_t) { .maddr = (x) }) #define XPADDR(x) ((xpaddr_t) { .paddr = (x) }) +#define INVALID_P2M_ENTRY (~0UL) + static inline xmaddr_t phys_to_machine(xpaddr_t phys) { unsigned offset = phys.paddr & ~PAGE_MASK; @@ -74,9 +76,14 @@ static inline int m2p_remove_override(struct page *page, bool clear_pte) return 0; } +static inline bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn) +{ + BUG_ON(pfn != mfn && mfn != INVALID_P2M_ENTRY); + return true; +} + static inline bool set_phys_to_machine(unsigned long pfn, unsigned long mfn) { - BUG(); - return false; + return __set_phys_to_machine(pfn, mfn); } #endif /* _ASM_ARM_XEN_PAGE_H */ |