linux-kernel - Re: [patch] rfc: introduce /dev/hugetlb

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Message-ID: <20070323150924.GV2986@holomorphy.com>
Date:	Fri, 23 Mar 2007 08:09:24 -0700
From:	William Lee Irwin III <wli@...omorphy.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	Ken Chen <kenchen@...gle.com>, Adam Litke <agl@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Christoph Hellwig <hch@...radead.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch] rfc: introduce /dev/hugetlb

On Fri, 23 Mar 2007, Ken Chen wrote:
> >-#ifdef HAVE_ARCH_HUGETLB_UNMAPPED_AREA
> >-unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long 
> >addr,
> >-		unsigned long len, unsigned long pgoff, unsigned long flags);
> >-#else
> >-static unsigned long
> >+unsigned long
> >hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
> >		unsigned long len, unsigned long pgoff, unsigned long flags)
> 
On Fri, Mar 23, 2007 at 03:03:57PM +0000, Mel Gorman wrote:
> What is going on here? Why do arches not get to specify a 
> get_unmapped_area any more?

Lack of compiletesting beyond x86-64 in all probability.


-- wli
-
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