Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754680Ab3J1JIR (ORCPT ); Mon, 28 Oct 2013 05:08:17 -0400 Received: from metis.ext.pengutronix.de ([92.198.50.35]:55828 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752045Ab3J1JIQ (ORCPT ); Mon, 28 Oct 2013 05:08:16 -0400 Message-ID: <526E2973.6090905@pengutronix.de> Date: Mon, 28 Oct 2013 10:08:03 +0100 From: Marc Kleine-Budde User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20131005 Icedove/17.0.9 MIME-Version: 1.0 To: Markus Pargmann CC: Wolfgang Grandegger , linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de Subject: Re: [PATCH] can: c_can: Handle lost message before EOB References: <1382950480-12515-1-git-send-email-mpa@pengutronix.de> In-Reply-To: <1382950480-12515-1-git-send-email-mpa@pengutronix.de> X-Enigmail-Version: 1.6 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="4dnXTfDLU5AKrpl31p0R3g43N5dRwOnSQ" X-SA-Exim-Connect-IP: 2001:6f8:1178:4:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1674 Lines: 47 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --4dnXTfDLU5AKrpl31p0R3g43N5dRwOnSQ Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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. >=20 > 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. >=20 > This patch handles lost packets before EOB packets. >=20 > Signed-off-by: Markus Pargmann Thanks, applied to can. Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de | --4dnXTfDLU5AKrpl31p0R3g43N5dRwOnSQ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.15 (GNU/Linux) Comment: Using GnuPG with Icedove - http://www.enigmail.net/ iEYEARECAAYFAlJuKXQACgkQjTAFq1RaXHM61wCeLbbGwIVvk5Z2oympmZZJQhAo E24AmwbRsez7TxFD2bT/EVEBNDTRJYkH =agCZ -----END PGP SIGNATURE----- --4dnXTfDLU5AKrpl31p0R3g43N5dRwOnSQ-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/