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From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
To: Andreas Degert <andreas.degert-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
Subject: Re: soundcard (dma) stopped working with commit 27c2127 (x86/amd-iommu: Use only per-device dma_ops)
Date: Tue, 26 Mar 2013 10:49:30 +0100	[thread overview]
Message-ID: <20130326094930.GD13035@8bytes.org> (raw)
In-Reply-To: <CAHccUrL2_JLMyYzzBYUdUGy0VVRRk90u9_MyknPKcRJpr_ZDfQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

Hi Andreas,

On Tue, Mar 26, 2013 at 08:37:02AM +0100, Andreas Degert wrote:
> Does anyone have some advice for further debugging?

Can you please boot with amd_iommu_dump on the kernel command line and
send dmesg after boot? This will print the parsing output of the IVRS
table to dmesg which will help debugging this problem.

Also, can you share what mainboard you have?

Thanks,

	Joerg

  parent reply	other threads:[~2013-03-26  9:49 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-26  7:37 soundcard (dma) stopped working with commit 27c2127 (x86/amd-iommu: Use only per-device dma_ops) Andreas Degert
     [not found] ` <CAHccUrL2_JLMyYzzBYUdUGy0VVRRk90u9_MyknPKcRJpr_ZDfQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-03-26  9:49   ` Joerg Roedel [this message]
     [not found]     ` <20130326094930.GD13035-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2013-03-26 12:48       ` Andreas Degert
     [not found]         ` <CAHccUr+w1_65uBXLcmZLrPOgbC8Ldk8+PKxaRLv03rBYxBRDkg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-03-26 14:23           ` Joerg Roedel
     [not found]             ` <20130326142336.GE13035-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2013-03-26 15:20               ` Andreas Degert
     [not found]                 ` <CAHccUrKmtjqBZVb1+1O5c4j6_9Er5Ow4tPRhExCW-g_kaV1-3A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-03-26 16:11                   ` Joerg Roedel
     [not found]                     ` <20130326161132.GF2727-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2013-03-26 19:40                       ` Andreas Degert
     [not found]                         ` <CAHccUrKpMiY4DURL_V2fPD8anz3T8WQT2_0PABu87mCzokpaWA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-03-26 20:30                           ` Joerg Roedel
     [not found]                             ` <20130326203054.GA30540-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2013-03-27  7:14                               ` Andreas Degert
     [not found]                                 ` <CAHccUr+MkODo0_Tci9sDEyXNBHu7CyqnVCamauvDESC_QL22HQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-03-27  8:28                                   ` Joerg Roedel

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