From: Johannes Berg <johannes@sipsolutions.net>
To: Arend van Spriel <arend@broadcom.com>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
"John W. Linville" <linville@tuxdriver.com>
Subject: Re: mac80211 flush callback
Date: Wed, 05 Sep 2012 15:53:37 +0200 [thread overview]
Message-ID: <1346853217.4364.15.camel@jlt4.sipsolutions.net> (raw)
In-Reply-To: <503DFDE4.5030102@broadcom.com>
Hi Arend,
> I ma currently looking into a long standing issue with flush callback in
> brcmsmac. After some debugging I found out that mac80211 keeps pushing
> packets to brcmsmac during the flush. Is that correct? Should brcmsmac
> (or any other driver) stop the mac80211 queues during the flush? My
> assumption was that mac80211 would not do transmits during the flush,
> but it probably comes from another worker thread.
Hmm, good question, this area isn't quite fully worked out yet I
think ... probably better to stop queues yourself for now, although I
guess mac80211 should really take care to do it ...
johannes
next prev parent reply other threads:[~2012-09-05 13:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-29 11:32 mac80211 flush callback Arend van Spriel
2012-09-05 13:53 ` Johannes Berg [this message]
2012-09-05 16:27 ` Arend van Spriel
2012-09-05 16:34 ` Johannes Berg
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