Re: WARNING in 2.6.27.4 pci-dma::dma_free_coherent, during unload of sym53c8xx_2

From: Matthew Wilcox
Date: Sun Nov 02 2008 - 22:33:50 EST


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