linux-kernel - Re: 2.6.25 DMA: Out of SW-IOMMU space

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Message-ID: <m3hc9akkt9.fsf@maximus.localdomain>
Date:	Mon, 25 Aug 2008 02:19:46 +0200
From:	Krzysztof Halasa <khc@...waw.pl>
To:	Jari Aalto <jari.aalto@...te.net>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.25 DMA: Out of SW-IOMMU space - Asus M2N32 AMD 8GB memory

Jari Aalto <jari.aalto@...te.net> writes:

> What, if after booting to 2.6.26 and without any 'iommu' boot parameters,
> there still appears "Out of Iommu space" messages? What kind of logs
> should I post?

You shouldn't be getting "Out of SW-IOMMU space" messages when not
using SW-IOMMU.

> I'm a bit nervous due to past experience of complete hardd disk
> corruption. But if that was problem with the old kernel and more later
> versions are safer in this repect, I could once more.

I'm not sure if the newer versions are safer. It may be a hardware/BIOS
problem and it may happen again. Make sure you have a usable backup
first.
-- 
Krzysztof Halasa
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