From: Michael Buesch <mb@bu3sch.de>
To: James Ketrenos <jketreno@linux.intel.com>
Cc: Michael Wu <flamingice@sourmilk.net>, Jiri Benc <jbenc@suse.cz>,
John Linville <linville@tuxdriver.com>,
linux-wireless@vger.kernel.org
Subject: Re: [PATCH] mac80211: Update stop_queues kdoc
Date: Fri, 1 Jun 2007 22:41:04 +0200 [thread overview]
Message-ID: <200706012241.05103.mb@bu3sch.de> (raw)
In-Reply-To: <46605814.1090806@linux.intel.com>
On Friday 01 June 2007 19:32:04 James Ketrenos wrote:
> iwlwifi currently calls ieee80211_stop_queue from the Tx handler and calls ieee80211_stop_queues in the event the adapter is reset (due to HW error, RF kill transition, hw tear down, etc.) as it asynchronously brings re-initializes the hardware.
I think we do that in bcm43xx, too, and I think it is
indeed racy, too. So it may trigger the freeze, too.
A workaround might be to aquire the netdev_tx_lock around
the stop_queues call. But I'm not sure.
--
Greetings Michael.
next prev parent reply other threads:[~2007-06-01 20:42 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-01 9:29 [PATCH] mac80211: Update stop_queues kdoc Michael Buesch
2007-06-01 9:48 ` Johannes Berg
2007-06-01 9:53 ` Michael Buesch
2007-06-01 11:55 ` Olivier Cornu
2007-06-01 20:42 ` Michael Buesch
2007-06-01 21:00 ` Olivier Cornu
2007-06-01 21:42 ` Michael Buesch
2007-06-01 21:53 ` Olivier Cornu
2007-06-02 13:17 ` Olivier Cornu
2007-06-02 13:37 ` Michael Buesch
2007-06-02 18:41 ` Olivier Cornu
2007-06-01 16:58 ` James Ketrenos
2007-06-01 19:04 ` Michael Wu
2007-06-01 17:32 ` James Ketrenos
2007-06-01 20:36 ` Michael Wu
2007-06-01 20:52 ` Michael Buesch
2007-06-01 20:41 ` Michael Buesch [this message]
2007-06-01 20:52 ` Olivier Cornu
2007-06-01 20:54 ` Michael Buesch
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