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From: Johannes Stezenbach <js@sig21.net>
To: Walter Goldens <goldenstranger@yahoo.com>
Cc: Ivo Van Doorn <ivdoorn@gmail.com>,
	linux-wireless@vger.kernel.org, users@rt2x00.serialmonkey.com
Subject: Re: [PATCH 04/17] rt2x00: fix hang when unplugging USB device in use
Date: Fri, 17 Dec 2010 16:02:06 +0100	[thread overview]
Message-ID: <20101217150206.GA6805@sig21.net> (raw)
In-Reply-To: <740412.10599.qm@web56806.mail.re3.yahoo.com>

On Fri, Dec 17, 2010 at 03:56:05AM -0800, Walter Goldens wrote:
>  
> > Odd I have been testing this while stresstesting the card,
> > and either
> > unplugging, rmmod or ifdown, and I couldn't
> > reproduce any crashes. Has the stacktrace changed after
> > these patches?
> 
> I can confirm when the rt2800usb is loaded and an rt3070 chip is connected to
> a network, running 'rmmod rt2800usb rt2x00lib rt2x00usb rt2800lib' causes
> immediate system hang (and hard-reset).

FWIW, I did not test this case.  I only tested hot-unplug of the
USB device.  However, I think usually when the network interface
is up the module use count should be incremented so that you
cannot unload the module.

Johannes

  reply	other threads:[~2010-12-17 15:02 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-13 11:31 [PATCH 01/17] rt2x00: Add rt2800 EEPROM definition Ivo van Doorn
2010-12-13 11:31 ` [PATCH 02/17] rt2x00: Implement get_survey callback for rt2800 Ivo van Doorn
2010-12-13 11:32   ` [PATCH 03/17] rt2x00: Add RF chip definition Ivo van Doorn
2010-12-13 11:32     ` [PATCH 04/17] rt2x00: fix hang when unplugging USB device in use Ivo van Doorn
2010-12-13 11:33       ` [PATCH 05/17] rt2x00: Ensure TX-ed frames are returned in the original state Ivo van Doorn
2010-12-13 11:33         ` [PATCH 06/17] rt2x00: Don't frequently reset beacon interval in AdHoc mode Ivo van Doorn
2010-12-13 11:34           ` [PATCH 07/17] rt2x00: trivial: add missing \n on warnings Ivo van Doorn
2010-12-13 11:34             ` [PATCH 08/17] rt2x00: Introduce 3 queue commands in drivers (start, kick, stop) Ivo van Doorn
2010-12-13 11:34               ` [PATCH 09/17] rt2x00: Reorganize queue callback functions Ivo van Doorn
2010-12-13 11:35                 ` [PATCH 10/17] rt2x00: Protect queue control with mutex Ivo van Doorn
2010-12-13 11:35                   ` [PATCH 11/17] rt2x00: Add "flush" queue command Ivo van Doorn
2010-12-13 11:36                     ` [PATCH 12/17] rt2x00: Cleanup RX index counting Ivo van Doorn
2010-12-13 11:36                       ` [PATCH 13/17] rt2x00: Introduce extra queue entry sanity flag Ivo van Doorn
2010-12-13 11:36                         ` [PATCH 14/17] rt2x00: Fix WMM Queue naming Ivo van Doorn
2010-12-13 11:38                           ` [PATCH 15/17] rt2x00: remove stray semicolon Ivo van Doorn
2010-12-13 11:39                             ` [PATCH 16/17] rt2x00: Pad beacon to multiple of 32 bits Ivo van Doorn
2010-12-13 11:39                               ` [PATCH 17/17] rt2x00: Fix firmware loading regression on x86_64 Ivo van Doorn
2010-12-14 17:49                           ` [PATCH 14/17] rt2x00: Fix WMM Queue naming Helmut Schaa
2010-12-14 18:44                             ` Ivo Van Doorn
2010-12-14 18:57                               ` Helmut Schaa
2010-12-14 19:24                               ` Johannes Stezenbach
2010-12-15 16:38                                 ` Ivo Van Doorn
2010-12-13 12:27       ` [PATCH 04/17] rt2x00: fix hang when unplugging USB device in use Walter Goldens
2010-12-13 12:36         ` Ivo Van Doorn
2010-12-13 13:16           ` Walter Goldens
2010-12-16 13:04             ` Walter Goldens
2010-12-16 14:10               ` wimaxd daemon bug Alexander Khryukin
2010-12-17 13:58                 ` Alexander Khryukin
2010-12-16 20:43               ` [PATCH 04/17] rt2x00: fix hang when unplugging USB device in use Ivo Van Doorn
2010-12-17 11:56                 ` Walter Goldens
2010-12-17 15:02                   ` Johannes Stezenbach [this message]
2010-12-17 16:33                     ` Walter Goldens

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