linux-kernel - Re: [PATCH] fix warning in arch/x86/mm/pgtable.c

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Message-ID: <20080728160630.GA17669@elte.hu>
Date:	Mon, 28 Jul 2008 18:06:30 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Michael Borisov <niro@....by>
Cc:	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	the arch/x86 maintainers <x86@...nel.org>
Subject: Re: [PATCH] fix warning in arch/x86/mm/pgtable.c


* Michael Borisov <niro@....by> wrote:

> This patch fixes the following compile warning:
> 
> arch/x86/mm/pgtable.c: In function ‘pgd_mop_up_pmds’:
> arch/x86/mm/pgtable.c:194: warning: unused variable ‘pmd’

> -               pmd_t *pmd = (pmd_t *)get_zeroed_page(GFP_KERNEL|
> __GFP_REPEAT);
> +               pmd_t *pmd;
> +               pmd = (pmd_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);

what gcc version are you using? Seems to be a compiler bug.

	Ingo
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