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From: Stefan Becker <Stefan.Becker@nokia.com>
To: ext David Brownell <david-b@pacbell.net>,
	linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Cc: ext Alan Stern <stern@rowland.harvard.edu>
Subject: Re: [REGRESSION] 2.6.24/25: random lockups when accessing external USB harddrive
Date: Sat, 28 Jun 2008 17:31:38 +0300	[thread overview]
Message-ID: <48664B4A.9090308@nokia.com> (raw)
In-Reply-To: <200806270907.37245.david-b@pacbell.net>

Hi David,

ext David Brownell wrote:
> 
> If 442258e2ff69276ff767f3703b30ce6a31fdd181 isn't in the
> kernel with those bugs, try applying it... else, I suggest

That commit is about 4 months later than the commit I tracked down with 
git bisect. I'm currently testing with 2.6.26-rc8, so that commit is in.

> you try putting something like your
> 
> 	if (!raw_irqs_disabled()) {
> 		printk(KERN_CRIT "interrupts enabled!\n");
> 		dump_stack();
>         }
> 
> logic at the beginning and end of usb_hcd_giveback_urb ... and
> maybe have it dump the address of the completion handler, when
> you can finger such a handler as re-enabling IRQs.

See my reply to Alan's mail...

Regards,

	Stefan

---
Stefan Becker
E-Mail: Stefan.Becker@nokia.com

  reply	other threads:[~2008-06-28 14:39 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-22 16:55 [REGRESSION] 2.6.24/25: random lockups when accessing external USB harddrive Stefan Becker
2008-06-22 17:42 ` Rene Herman
2008-06-22 19:31   ` Alan Stern
2008-06-23 15:52     ` Stefan Becker
2008-06-23 18:10       ` Alan Stern
2008-06-24 18:41         ` Stefan Becker
2008-06-24 21:15           ` Alan Stern
2008-06-25 15:52             ` Stefan Becker
2008-06-25 18:38               ` Alan Stern
2008-06-26  6:31                 ` Stefan Becker
2008-06-26 14:25                   ` Alan Stern
2008-06-26 22:07                     ` Stefan Becker
2008-06-27 16:07                       ` David Brownell
2008-06-28 14:31                         ` Stefan Becker [this message]
2008-06-27 16:10                       ` Alan Stern
2008-06-28 14:36                         ` Stefan Becker
2008-06-28 15:39                         ` Stefan Becker
2008-06-28 16:53                           ` Alan Stern
2008-06-28 19:34                             ` BUG in 2.6.26-rc8 interrupt handling Becker Stefan (Nokia-D/Salo)
2008-06-28 19:51                               ` David Brownell
2008-06-29 14:57                                 ` PATCH: 2.6.26-rc8: Fix IRQF_DISABLED for shared interrupts Stefan Becker
2008-06-30  3:09                                   ` David Brownell
2008-06-30  5:22                                     ` Stefan Becker
2008-06-30 14:28                                       ` Henrique de Moraes Holschuh
2008-06-30 14:26                                         ` Alan Cox
2008-06-30  9:34                                     ` Stefan Becker
2008-06-30 11:15                                       ` David Brownell
2008-06-30 14:37                                         ` Alan Stern
2008-06-30 18:53                                           ` [PATCH] USB: fix interrupt disabling for HCDs with shared interrupt handlers Stefan Becker
2008-06-30 19:35                                             ` Alan Stern
2008-06-30 20:31                                               ` David Brownell
2008-06-30 21:26                                                 ` Stefan Becker
2008-07-01 14:11                                                   ` Alan Stern
2008-07-01 14:19                                                     ` Leonardo Chiquitto
2008-07-01 16:19                                                     ` Stefan Becker
2008-07-01 18:25                                                       ` Greg KH
2008-07-01 18:59                                                         ` Alan Stern
2008-07-01 19:13                                                           ` Greg KH
2008-07-01 19:21                                                           ` David Brownell
2008-07-01 19:15                                                         ` Stefan Becker
2008-07-01 19:51                                                           ` Greg KH
2008-07-01 16:22                                                     ` David Brownell
2008-06-30 21:29                                                 ` Alan Stern
2008-06-30 21:48                                                   ` David Brownell
2008-06-30 19:57                                         ` PATCH: 2.6.26-rc8: Fix IRQF_DISABLED for shared interrupts David Brownell

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