From: "John W. Linville" <linville@tuxdriver.com>
To: "Rafał Miłecki" <zajec5@gmail.com>
Cc: Thommy Jakobsson <thommyj@gmail.com>,
linux-wireless@vger.kernel.org, b43-dev@lists.infradead.org,
m@bues.ch, piotras@gmail.com, Larry.Finger@lwfinger.net
Subject: Re: [PATCH] B43: Handle DMA RX descriptor underrun
Date: Fri, 3 May 2013 13:35:37 -0400 [thread overview]
Message-ID: <20130503173537.GK2069@tuxdriver.com> (raw)
In-Reply-To: <CACna6rx1zeBDBC-wq+LMWcB1tupe6bs8Z4_JGdnd6vQNomzFnQ@mail.gmail.com>
On Wed, Apr 24, 2013 at 09:00:59AM +0200, Rafał Miłecki wrote:
> 2013/4/23 Thommy Jakobsson <thommyj@gmail.com>:
> > From: Thommy Jakobsson <thommyj@gmail.com>
> >
> > Add handling of rx descriptor underflow. This fixes a fault that could
> > happen on slow machines, where data is received faster than the CPU can
> > handle. In such a case the device will use up all rx descriptors and
> > refuse to send any more data before confirming that it is ok. This
> > patch enables necessary interrupt to discover such a situation and will
> > handle them by dropping everything in the ring buffer.
>
> Thanks for working on this, I didn't really got enough time to follow
> your active discussion actively.
>
> I'll try to test this patch on my devices over the next weekend.
Any word on this testing? Should this go to 3.10?
--
John W. Linville Someday the world will need a hero, and you
linville@tuxdriver.com might be all we have. Be ready.
next prev parent reply other threads:[~2013-05-03 17:35 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-23 19:45 [PATCH] B43: Handle DMA RX descriptor underrun Thommy Jakobsson
2013-04-23 20:33 ` [PATCH] b43: rename stop-index DMA op Michael Büsch
2013-04-23 20:33 ` Michael Büsch
2013-04-24 7:00 ` [PATCH] B43: Handle DMA RX descriptor underrun Rafał Miłecki
2013-04-24 7:00 ` Rafał Miłecki
2013-05-03 17:35 ` John W. Linville [this message]
2013-05-03 19:40 ` Thommy Jakobsson
2013-05-03 19:40 ` Thommy Jakobsson
2013-05-02 13:06 ` Michael Büsch
2013-05-02 13:06 ` Michael Büsch
2013-05-02 15:01 ` Larry Finger
2013-05-02 15:01 ` Larry Finger
2013-05-05 12:44 ` Rafał Miłecki
2013-05-05 12:44 ` Rafał Miłecki
2013-05-05 13:56 ` Michael Büsch
2013-05-05 13:56 ` Michael Büsch
2013-05-05 15:34 ` Rafał Miłecki
2013-05-05 15:34 ` Rafał Miłecki
2013-05-05 19:09 ` Thommy Jakobsson
2013-05-05 19:09 ` Thommy Jakobsson
2013-05-05 15:43 ` Rafał Miłecki
2013-05-05 15:43 ` Rafał Miłecki
2013-05-05 16:31 ` Rafał Miłecki
2013-05-05 16:31 ` Rafał Miłecki
2013-05-05 17:24 ` Michael Büsch
2013-05-05 17:24 ` Michael Büsch
2013-05-05 19:50 ` Rafał Miłecki
2013-05-05 19:50 ` Rafał Miłecki
2013-05-05 19:58 ` Michael Büsch
2013-05-05 19:58 ` Michael Büsch
2013-05-05 20:06 ` Thommy Jakobsson
2013-05-05 20:06 ` Thommy Jakobsson
2013-05-05 19:59 ` Thommy Jakobsson
2013-05-05 19:59 ` Thommy Jakobsson
2013-05-05 19:22 ` Larry Finger
2013-05-05 19:22 ` Larry Finger
2013-05-13 18:27 ` Thommy Jakobsson
2013-05-13 18:27 ` Thommy Jakobsson
2013-05-24 16:49 ` John W. Linville
2013-05-24 16:49 ` John W. Linville
2013-05-25 19:02 ` Thommy Jakobsson
2013-05-25 19:02 ` Thommy Jakobsson
2013-05-25 19:37 ` Hauke Mehrtens
2013-05-25 19:37 ` Hauke Mehrtens
2013-05-25 19:42 ` Michael Büsch
2013-05-25 19:42 ` Michael Büsch
2013-05-25 20:37 ` Larry Finger
2013-05-25 20:37 ` Larry Finger
2013-05-28 17:37 ` John W. Linville
2013-05-28 17:37 ` John W. Linville
2013-06-10 9:40 ` Rafał Miłecki
2013-06-10 9:40 ` Rafał Miłecki
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