Frans Pop wrote:
> 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.
i reproduced the issue.
[ 3486.747729] Pid: 9573, comm: jc1 Tainted: G W
2.6.31-gentoo-blackbit #2
[ 3486.747731] Call Trace:
[ 3486.747733] <IRQ> [<ffffffff81066e3f>] ? __report_bad_irq+0x30/0x7d
[ 3486.747743] [<ffffffff81066f93>] ? note_interrupt+0x107/0x170
[ 3486.747746] [<ffffffff81067580>] ? handle_fasteoi_irq+0x8a/0xaa
[ 3486.747750] [<ffffffff8100d1cf>] ? handle_irq+0x17/0x1d
[ 3486.747752] [<ffffffff8100c84b>] ? do_IRQ+0x54/0xb2
[ 3486.747756] [<ffffffff8100b6d3>] ? ret_from_intr+0x0/0xa
[ 3486.747758] <EOI>
[ 3486.747759] handlers:
[ 3486.747761] [<ffffffff813d2a6f>] (ahci_interrupt+0x0/0x426)
[ 3486.747765] Disabling IRQ #23
i will report back after a compile run of gcc-4.3.4 with a kernel
without the commit you suggested.
-alex
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