From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Cc: Mel Gorman <mel@csn.ul.ie>,
"Luis R. Rodriguez" <mcgrof@gmail.com>, Tso Ted <tytso@mit.edu>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Zhu Yi <yi.zhu@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Kernel Testers List <kernel-testers@vger.kernel.org>,
Mel Gorman <mel@skynet.ie>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
James Ketrenos <jketreno@linux.intel.com>,
"Chatre, Reinette" <reinette.chatre@intel.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
"ipw2100-devel@lists.sourceforge.net"
<ipw2100-devel@lists.sourceforge.net>
Subject: Re: ipw2200: firmware DMA loading rework
Date: Mon, 21 Sep 2009 13:56:48 +0300 [thread overview]
Message-ID: <1253530608.5216.17.camel@penberg-laptop> (raw)
In-Reply-To: <200909211246.34774.bzolnier@gmail.com>
On Mon, 2009-09-21 at 12:46 +0200, Bartlomiej Zolnierkiewicz wrote:
> > > I don't know why people don't see it but for me it has a memory management
> > > regression and reliability issue written all over it.
> >
> > Possibly but drivers that reload their firmware as a response to an
> > error condition is relatively new and loading network drivers while the
> > system is already up and running a long time does not strike me as
> > typical system behaviour.
>
> Loading drivers after boot is a typical desktop/laptop behavior, please
> think about hotplug (the hardware in question is an USB dongle).
Yeah, I wonder what broke things. Did the wireless stack change in
2.6.31-rc1 too? IIRC Mel ruled out page allocator changes as a suspect.
Pekka
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next prev parent reply other threads:[~2009-09-21 10:56 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <riPp5fx5ECC.A.2IG.qsGlKB@chimera>
[not found] ` <_yaHeGjHEzG.A.FIH.7sGlKB@chimera>
2009-08-26 6:09 ` [Bug #14016] mm/ipw2200 regression Pekka Enberg
2009-08-26 8:27 ` Johannes Weiner
2009-08-26 9:37 ` Mel Gorman
2009-08-26 14:44 ` Andrew Morton
2009-08-27 9:11 ` Zhu Yi
2009-08-27 9:45 ` Mel Gorman
2009-08-28 3:42 ` ipw2200: firmware DMA loading rework Zhu Yi
2009-08-30 12:37 ` Bartlomiej Zolnierkiewicz
2009-09-02 17:48 ` Bartlomiej Zolnierkiewicz
2009-09-02 18:02 ` Luis R. Rodriguez
2009-09-02 18:26 ` Bartlomiej Zolnierkiewicz
2009-09-19 13:25 ` Bartlomiej Zolnierkiewicz
2009-09-21 8:58 ` Mel Gorman
2009-09-21 9:59 ` Bartlomiej Zolnierkiewicz
2009-09-21 10:08 ` Mel Gorman
2009-09-21 10:46 ` Bartlomiej Zolnierkiewicz
2009-09-21 10:56 ` Pekka Enberg [this message]
2009-09-21 13:12 ` Bartlomiej Zolnierkiewicz
2009-09-21 13:37 ` Mel Gorman
2009-09-21 11:02 ` Mel Gorman
2009-09-03 12:49 ` Mel Gorman
2009-09-05 14:28 ` Theodore Tso
2009-09-08 11:00 ` Mel Gorman
2009-09-08 20:39 ` Simon Kitching
2009-08-26 9:51 ` [Bug #14016] mm/ipw2200 regression Johannes Weiner
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