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author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-05-08 19:48:13 +0400 |
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committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-05-08 19:56:03 +0400 |
commit | 01f2b0f351aa2390c71516027ab7e533e7b6b1c3 (patch) | |
tree | fb617b93771b912005fd97a33661771f03283d2a | |
parent | adc01864eb543097bfa23d3191a0733145662bac (diff) | |
download | linux-01f2b0f351aa2390c71516027ab7e533e7b6b1c3.tar.xz |
arm64: introduce virt_to_pfn
virt_to_pfn has been defined in arch/arm/include/asm/memory.h by commit
e26a9e0 "ARM: Better virt_to_page() handling" and Xen has come to rely
on it. Introduce virt_to_pfn on arm64 too.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r-- | arch/arm64/include/asm/memory.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index e94f9458aa6f..993bce527b85 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -138,6 +138,7 @@ static inline void *phys_to_virt(phys_addr_t x) #define __pa(x) __virt_to_phys((unsigned long)(x)) #define __va(x) ((void *)__phys_to_virt((phys_addr_t)(x))) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) +#define virt_to_pfn(x) __phys_to_pfn(__virt_to_phys(x)) /* * virt_to_page(k) convert a _valid_ virtual address to struct page * |