From 65d3223a853ac8598694064c1d37b0955e7d99cc Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Thu, 3 Sep 2015 13:20:56 +0530 Subject: [PATCH] powerpc/mm: Add virt_to_pfn and use this instead of opencoding This add helper virt_to_pfn and remove the opencoded usage of the same. Signed-off-by: Aneesh Kumar K.V Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/page.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index 71294a6e976e..168ca67e39b3 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -127,9 +127,10 @@ extern long long virt_phys_offset; #define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && (pfn) < max_mapnr) #endif -#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) +#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) +#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) +#define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr)) /* * On Book-E parts we need __va to parse the device tree and we can't -- 2.20.1