linux-kernel - Re: [PATCH 1 of 7] x86: convert pgalloc

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Date:	Sat, 02 Feb 2008 01:13:50 -0800
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Ingo Molnar <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <ak@...e.de>, Jan Beulich <jbeulich@...ell.com>,
	Eduardo Pereira Habkost <ehabkost@...hat.com>,
	Ian Campbell <ijc@...lion.org.uk>,
	H Peter Anvin <hpa@...or.com>
Subject: Re: [PATCH 1 of 7] x86: convert pgalloc_64.h from macros to inlines

On Sat, 2008-02-02 at 01:05 -0800, Jeremy Fitzhardinge wrote:
>  
> -#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
> -
> -#define __pmd_free_tlb(tlb,x)   tlb_remove_page((tlb),virt_to_page(x))
> -#define __pud_free_tlb(tlb,x)   tlb_remove_page((tlb),virt_to_page(x))
> +extern void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte);
> +extern void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd);
> +extern void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud);

Small question: the extern isn't necessary in headers, is it preferred
in linux anyway?

Harvey

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