linux-kernel - Re: [2.6.23.9] hostap_plx locks up PC when reading PCI I/O memory

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Message-ID: <39522.31806.qm@web52904.mail.re2.yahoo.com>
Date:	Mon, 10 Dec 2007 03:20:26 +0000 (GMT)
From:	Chris Rankin <rankincj@...oo.com>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	Dan Williams <dcbw@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org
Subject: Re: [2.6.23.9] hostap_plx locks up PC when reading PCI I/O memory

--- Arjan van de Ven <arjan@...radead.org> wrote:
> the memory you feed to readl() and co isnt the actual PCI resource;
> you need to use ioremap() on the PCI resource to get a pointer that you can then feed to
> readl()....

I gathered that much, and there is indeed a call to ioremap() in the code. So are you suggesting
that  I try replacing that ioremap() call with ioremap_nocache()?

Cheers,
Chris


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