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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-05-08 15:48:13 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-06-05 17:14:57 +0100 |
| commit | 8c800e8ee95a1396901f694a8d9dcf880efdd43c (patch) | |
| tree | 187abb05a42c90e7c671d19a65eefce147fcaa0d | |
| parent | 5af70c99ecd544f98f84c4d369d8545fe221dca7 (diff) | |
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>
(cherry picked from commit 1f53ba6e81749a420226e5502c49ab83ba85c81d)
Signed-off-by: Mark Brown <broonie@linaro.org>
| -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 83138d2fb90d..212ded1662bf 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -132,6 +132,7 @@ 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 * |