From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael =?UTF-8?B?QsO8c2No?= Date: Thu, 2 May 2013 15:06:03 +0200 Subject: [PATCH] B43: Handle DMA RX descriptor underrun In-Reply-To: References: Message-ID: <20130502150603.2ac36385@milhouse> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Thommy Jakobsson Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org, b43-dev@lists.infradead.org, Larry.Finger@lwfinger.net On Tue, 23 Apr 2013 21:45:11 +0200 (CEST) Thommy Jakobsson wrote: > From: Thommy Jakobsson > > 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. > > Reviewed-by: Michael Buesch > Signed-off-by: Thommy Jakobsson > Cc: stable Anybody interested in porting this to b43legacy (and testing)? -- Michael -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: not available URL: