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Re: [PATCH] arm64: mm: fix __page_to_voff definition

From Mark Rutland <mark.rutland@arm.com>
Newsgroups linux.kernel
Subject Re: [PATCH] arm64: mm: fix __page_to_voff definition
Date 2016-10-21 11:50 +0200
Message-ID <suECB-3Ib-17@gated-at.bofh.it> (permalink)
References <suDQe-3aT-53@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Fri, Oct 21, 2016 at 02:28:46PM +0530, Neeraj Upadhyay wrote:
> Fix parameter name for __page_to_voff, to match its definition.
> At present, we don't see any issue, as page_to_virt's caller
> declares 'page'.
> 
> Fixes: 9f2875912dac ("arm64: mm: restrict virt_to_page() to the linear mapping")
> Signed-off-by: Neeraj Upadhyay <neeraju@codeaurora.org>

Acked-by: Mark Rutland <mark.rutland@arm.com>

Thanks,
Mark.

> ---
>  arch/arm64/include/asm/memory.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
> index ba62df8..b71086d 100644
> --- a/arch/arm64/include/asm/memory.h
> +++ b/arch/arm64/include/asm/memory.h
> @@ -217,7 +217,7 @@ static inline void *phys_to_virt(phys_addr_t x)
>  #define _virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
>  #else
>  #define __virt_to_pgoff(kaddr)	(((u64)(kaddr) & ~PAGE_OFFSET) / PAGE_SIZE * sizeof(struct page))
> -#define __page_to_voff(kaddr)	(((u64)(page) & ~VMEMMAP_START) * PAGE_SIZE / sizeof(struct page))
> +#define __page_to_voff(page)	(((u64)(page) & ~VMEMMAP_START) * PAGE_SIZE / sizeof(struct page))
>  
>  #define page_to_virt(page)	((void *)((__page_to_voff(page)) | PAGE_OFFSET))
>  #define virt_to_page(vaddr)	((struct page *)((__virt_to_pgoff(vaddr)) | VMEMMAP_START))
> -- 
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a
> member of the Code Aurora Forum, hosted by The Linux Foundation
> 

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Thread

[PATCH] arm64: mm: fix __page_to_voff definition Neeraj Upadhyay <neeraju@codeaurora.org> - 2016-10-21 11:00 +0200
  Re: [PATCH] arm64: mm: fix __page_to_voff definition Mark Rutland <mark.rutland@arm.com> - 2016-10-21 11:50 +0200
  Re: [PATCH] arm64: mm: fix __page_to_voff definition Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-10-21 12:20 +0200

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