Commit 01f2b0f3 authored May 08, 2014 by Stefano Stabellini

arm64: introduce virt_to_pfn



virt_to_pfn has been defined in arch/arm/include/asm/memory.h by commit
e26a9e00 "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>

parent adc01864

arch/arm64/include/asm/memory.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -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 *