From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Anders Eriksson <aeriksson@fastmail.fm>
Cc: Jeff Garzik <jeff@garzik.org>,
linux-kernel@vger.kernel.org,
Linux IDE mailing list <linux-ide@vger.kernel.org>,
Jens Axboe <jens.axboe@oracle.com>
Subject: Re: -rc3 regression (was Re: 2.6.25-rc2 + smartd = hang )
Date: Wed, 5 Mar 2008 00:13:39 +0100 [thread overview]
Message-ID: <200803050013.39247.bzolnier@gmail.com> (raw)
In-Reply-To: <200803042346.21403.bzolnier@gmail.com>
On Tuesday 04 March 2008, Bartlomiej Zolnierkiewicz wrote:
> I must admit that after auditing the patch & code for n-th time I still fail
> to see the source of the problem (especialy now that the theory about exposing
> races in the tuning code has also failed) as the _only_ changes introduced by
> the guilty commit are that we are using different rq->cmd_type and testing for
> rq->special instead of rq->buffer but both should be NULL. [ as it can be seen
> be looking at ide_cmd_ioctl(), execute_drive_cmd() and ide_end_drive_cmd() ]
>
> If anybody has some ideas on what could be wrong please help, in the meantime
> I'm going to take a look at smartd code...
This is getting more interesting as smartd doesn't seem to be using "empty"
HDIO_DRIVE_CMD requests at all!
[ IOW the guilty commit should have zero influence on smartd. ]
Anders, could you send me ide-taskfile.s (make drivers/ide/ide-taskfile.s)
from before and after the commit? Maybe it is simply a compiler bug...
Thanks.
Bart
next prev parent reply other threads:[~2008-03-04 23:02 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-22 16:51 2.6.25-rc2 + smartd = hang Anders Eriksson
2008-02-22 18:00 ` Jeff Garzik
2008-02-22 18:56 ` Anders Eriksson
2008-02-22 21:25 ` Mark Lord
2008-02-22 21:39 ` Anders Eriksson
2008-02-22 22:00 ` Jeff Garzik
2008-02-23 6:39 ` Andrey Borzenkov
2008-02-23 22:13 ` Anders Eriksson
2008-02-23 22:17 ` Anders Eriksson
2008-02-23 23:12 ` Bartlomiej Zolnierkiewicz
2008-02-24 8:25 ` Anders Eriksson
[not found] ` <200802241654.49150.bzolnier@gmail.com>
2008-02-26 8:20 ` Anders Eriksson
2008-02-26 19:54 ` Bartlomiej Zolnierkiewicz
2008-02-27 7:53 ` Anders Eriksson
2008-02-28 14:38 ` -rc3 regression (was Re: 2.6.25-rc2 + smartd = hang ) Anders Eriksson
2008-02-28 14:38 ` Anders Eriksson
2008-03-04 0:16 ` Bartlomiej Zolnierkiewicz
2008-03-04 0:33 ` Bartlomiej Zolnierkiewicz
2008-03-04 9:57 ` Anders Eriksson
2008-03-04 15:25 ` Anders Eriksson
2008-03-04 22:46 ` Bartlomiej Zolnierkiewicz
2008-03-04 23:13 ` Bartlomiej Zolnierkiewicz [this message]
2008-03-05 11:06 ` Anders Eriksson
2008-03-05 10:51 ` Anders Eriksson
2008-02-26 21:36 ` 2.6.25-rc2 + smartd = hang Anders Eriksson
2008-02-23 20:49 ` Pavel Machek
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