linux-kernel - Re: [PATCH] can: c_can: Handle lost message before EOB

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Message-ID: <526E2973.6090905@pengutronix.de>
Date:	Mon, 28 Oct 2013 10:08:03 +0100
From:	Marc Kleine-Budde <mkl@...gutronix.de>
To:	Markus Pargmann <mpa@...gutronix.de>
CC:	Wolfgang Grandegger <wg@...ndegger.com>, linux-can@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel@...gutronix.de
Subject: Re: [PATCH] can: c_can: Handle lost message before EOB

On 10/28/2013 09:54 AM, Markus Pargmann wrote:
> If we handle end of block messages with higher priority than a lost
> message, we can run into an endless interrupt loop.
> 
> This is reproducable with a am335x processor and "cansequence -r" at
> 1Mbit. As soon as we loose a packet we can't escape from a interrupt
> loop.
> 
> This patch handles lost packets before EOB packets.
> 
> Signed-off-by: Markus Pargmann <mpa@...gutronix.de>

Thanks, applied to can.

Marc
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