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>
This commit is contained in:
parent
05a812ac47
commit
1f53ba6e81
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@ -138,6 +138,7 @@ static inline void *phys_to_virt(phys_addr_t x)
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#define __pa(x) __virt_to_phys((unsigned long)(x))
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#define __va(x) ((void *)__phys_to_virt((phys_addr_t)(x)))
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#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
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#define virt_to_pfn(x) __phys_to_pfn(__virt_to_phys(x))
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/*
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* virt_to_page(k) convert a _valid_ virtual address to struct page *
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