Subject: Re: ioremap_wc | set_memory_(uc|wc) and suspend
From: Jerome Glisse <glisse@freedesktop.org>
To: linux-kernel@vger.kernel.org
In-Reply-To: <1240251490.3005.3.camel@earl.localdomain>
References: <1240251490.3005.3.camel@earl.localdomain>
Content-Type: text/plain
Date: Tue, 21 Apr 2009 15:54:31 +0200
Message-Id: <1240322071.2937.33.camel@localhost.localdomain>
Mime-Version: 1.0
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 764
Lines: 26

On Mon, 2009-04-20 at 20:18 +0200, Jerome Glisse wrote:
> Hello,
> 
> Is this crazy|forbidden to do ioremap_wc or
> set_memory_(uc|wc) in a device driver suspend
> callback ? Right now on  AMD Athlon Dual Core
> any calls to this functions won't return (when
> called from suspend hook).
> 
> Cheers,
> Jerome Glisse

So it seems it was due to me accessing an unmapped
area (being the console buffer) which triggered the
bug, i was just unable to see message further down.

Sorry for the noise.

Cheers,
Jerome Glisse

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/