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From: Johannes Berg <johannes@sipsolutions.net>
To: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Wey-Yi Guy <wey-yi.w.guy@intel.com>,
	Reinette Chatre <reinette.chatre@intel.com>,
	"John W. Linville" <linville@tuxdriver.com>,
	linux-wireless@vger.kernel.org
Subject: Re: [PATCH w-t] iwlwifi: rewrite iwl-scan.c to avoid race conditions
Date: Thu, 02 Sep 2010 11:21:28 +0200	[thread overview]
Message-ID: <1283419288.3793.95.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <20100902084720.GA2372@redhat.com>

On Thu, 2010-09-02 at 10:47 +0200, Stanislaw Gruszka wrote:

> > But they all take the mutex, so they can't run in parallel anyway. So it
> > only becomes an ordering issue, no?
> 
> Mutex is not taken all the time in iwl_bg_restart.

Oh, true, but still. In a restart, why do we need to worry about having
aborted scan_completed? We abort the scan at that point, so if later
scan_completed actually runs we don't really care all that much, since
it won't do anything, no?

johannes


  reply	other threads:[~2010-09-02  9:21 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-31 15:00 [PATCH w-t] iwlwifi: rewrite iwl-scan.c to avoid race conditions Stanislaw Gruszka
2010-09-01 10:59 ` Johannes Berg
2010-09-01 11:58   ` Stanislaw Gruszka
2010-09-01 12:41     ` Johannes Berg
2010-09-01 14:16       ` Stanislaw Gruszka
2010-09-01 14:26         ` Johannes Berg
2010-09-01 15:24           ` Stanislaw Gruszka
2010-09-01 16:04             ` Johannes Berg
2010-09-02  8:47               ` Stanislaw Gruszka
2010-09-02  9:21                 ` Johannes Berg [this message]
2010-09-02 10:52                   ` Stanislaw Gruszka
2010-09-01 12:52 ` Johannes Berg
2010-09-01 14:16   ` Stanislaw Gruszka
2010-09-01 14:24     ` Johannes Berg
2010-09-02  9:36 ` Johannes Berg
2010-09-02 11:07   ` Stanislaw Gruszka
2010-09-02 11:36     ` Johannes Berg
2010-09-02 11:42       ` Stanislaw Gruszka
2010-09-02 10:17 ` Johannes Berg

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