linux-kernel - Re: WARNING in 2.6.27.4 pci-dma::dma_free_coherent, during unload of sym53c8xx

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Message-ID: <20081103033318.GK24469@parisc-linux.org>
Date:	Sun, 2 Nov 2008 20:33:18 -0700
From:	Matthew Wilcox <matthew@....cx>
To:	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: WARNING in 2.6.27.4 pci-dma::dma_free_coherent, during unload of sym53c8xx_2

On Mon, Nov 03, 2008 at 02:36:47AM +0100, Matthias Andree wrote:
> Hi,
> 
> I killall -9'ed "taper" because my SCSI hardware was going haywire,
> and tried to rmmod sym53c8xx, and got a nice warning from the kernel -
> shown below.
> 
> [Please Cc: replies, I'm subscribed to linux-kernel@, but not linux-scsi@]
> 
> The machine had been suspended to disk before (via /sys/power/state).
> 
> ------------[ cut here ]------------
> WARNING: at arch/x86/kernel/pci-dma.c:376 dma_free_coherent+0x80/0x90()

Nothing to worry about.  It's a warning on x86 because it's a bug on
ARM.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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