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Date: Sun, 5 Oct 2008 22:26:00 -0700
From: Arjan van de Ven <arjan@infradead.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org,
       Linus Torvalds <torvalds@linux-foundation.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
       Yinghai Lu <yinghai@kernel.org>
Subject: Re: RFC: banning device driver reserved resources from /dev/mem
Message-ID: <20081005222600.11121739@infradead.org>
In-Reply-To: <20081006052337.GE2186@elte.hu>
References: <20081005180154.7cc12486@infradead.org>
	<20081006052337.GE2186@elte.hu>
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On Mon, 6 Oct 2008 07:23:37 +0200
Ingo Molnar <mingo@elte.hu> wrote:
> 
> > +int iomem_is_reserved(u64 addr)
> > +{
> > +     struct resource *p = &iomem_resource;

...

> > +              */
> > +             if (p->start >= addr + size)
> > +                     continue;
> 
> do we want to skip all resources that are not IORESOURCE_MEM? Same
> holds for iomem_map_sanity_check(), introduced in tip/core/resources:

if we have non-IORESOURCE_MEM resources in the iomem_resource tree....
then we have bigger problems.

-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
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