linux-kernel - Re: AMD IOMMU causing filesystem corruption

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Message-ID: <20170407102252.GX7266@8bytes.org>
Date:   Fri, 7 Apr 2017 12:22:52 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Samuel Sieb <samuel@...b.net>
Cc:     Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: AMD IOMMU causing filesystem corruption

On Tue, Apr 04, 2017 at 09:29:37AM -0700, Samuel Sieb wrote:
> That's what I did.  While running with iommu=off, I compiled and
> installed a 4.11rc kernel with the patch.  I rebooted to use that
> kernel and then compiled and installed a 4.10 kernel with that patch
> and another unrelated patch.  That is what I described above.  The
> filesystem destruction happened while running the 4.11rc kernel with
> that patch.  Is there any way to verify that the patch was actually
> having any effect?  Can I check if ATS is enabled or not?  I will
> have to rebuild the system before I can test again.

Can you please send me output of 'lspci -nv' on your system?


Thanks,

	Joerg