Re: 2.6.{30,31} x86_64 ahci problem - irq 23: nobody cared

From: Frans Pop
Date: Thu Sep 24 2009 - 15:40:18 EST


On Thursday 24 September 2009, Frans Pop wrote:
> > error message from .31:
> > [157152.418524] irq 23: nobody cared
>
> If no others reply and the issue can be reproduced reliably, running a
> git bisect between v2.6.29 and v2.6.30 to trace the cause of the
> regression could be an option.

Looking at the changes in drivers/ata/ahci.c, it might be worth to try if
reverting the following commit fixes the issue:

commit a5bfc4714b3f01365aef89a92673f2ceb1ccf246
Author: Tejun Heo <tj@xxxxxxxxxx>
Date: Fri Jan 23 11:31:39 2009 +0900

ahci: drop intx manipulation on msi enable

It's a bit of a wild guess though.
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