From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755485Ab3JQMfL (ORCPT ); Thu, 17 Oct 2013 08:35:11 -0400 Received: from top.free-electrons.com ([176.31.233.9]:50523 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755079Ab3JQMfG (ORCPT ); Thu, 17 Oct 2013 08:35:06 -0400 Date: Thu, 17 Oct 2013 14:32:03 +0200 From: Maxime Ripard To: Richard Genoud Cc: Stefan Roese , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" Subject: Re: sun4i_handle_irq: WARNING at net/ipv4/tcp_input.c:2711 tcp_fastretrans_alert Message-ID: <20131017123203.GM3041@lukather> References: <20130821094432.GA28249@lnx-rg> <20130823182116.GE1230@lukather> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="z7bbLlDR+qKEHzO8" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --z7bbLlDR+qKEHzO8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Richard On Thu, Oct 17, 2013 at 01:46:49PM +0200, Richard Genoud wrote: > > Hmmm, that seems pretty far from the network/interrupt drivers, and it > > looks like other users have seen this on !ARM machines: > > http://forums.gentoo.org/viewtopic-p-7379928.html > > https://bugzilla.redhat.com/show_bug.cgi?id=3D989251 > > > > There's a patch in the redhat's bugzilla, could you try to apply it and > > see if it solves your problem? > > > > Maybe the netdev guys will have other ideas as well. > For the record, I set: > net.ipv4.tcp_early_retrans =3D 2 > net.ipv4.tcp_frto =3D 0 > And I didn't see the warning any more. > It's seems that a patch is on it's way. I'll try it instead of setting > the sysctl. > http://thread.gmane.org/gmane.linux.network/286793 Ah, I wanted to ask you about the status of this. Thanks for the follow-up, Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --z7bbLlDR+qKEHzO8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJSX9jCAAoJEBx+YmzsjxAgEkMQALfSDDLIIZazDHaeKV+TqxqW +xvXAyJiolm7rRYCncBzzRDG4AKGbTTQXpXltw+cSoW4BVaRJ2vAdHl8atS/7m1M e+HegI+l+DUGSwcld/kvocUoWlI089dYF2AlG0qZxQnbmIyX79RVWiADxmKKkx33 U2SN13WSjt27VnNa+RzC/xyV6l7vqfJyMoWbwSQwa00A4s4AflcPVTRUPLXZKfUs vsrPJTqIHag+3KSBtuqDg/ulPxuZ3nHHLRX47wiDADqhmNi6c/2GxtJoU0f1CBfF P1Zn1oxa9wzHuYI09XhDORpRZQ02OGlQHJEcxQinOzT8fDD16YS6aeyTEe89//03 t6ZGuwPvrlmO4mjaMhlE2SfnYdlPrmC0lp0DoLmSvVag6CoV+WfXh5SAA8+locAR cOktyQaov5KjZBDhNvCPg1ekNheKJVoL5YQbhWmC3PYcYloCF1uxOJoNRQ/NufBG 0HXjxFtCrR4ZyP2Mm6xWHuQdQ9Vy4ruS1Q/ReT5+PKqKFLwd6fr0+3RzDia2+6P6 5Ljhk1SJgAeNXOj50UA5+jpeqBoyz0xhhvHJoHK8k/m0kuuR7msT1TIGzTILiJnz oV8qRsU20iJ3bz+yshGlE72eSEPydyLOR9POh9k6UFmAqjOx8TIwks8NKwHT3ZHC 5oXiVRxhzq5AY5TC4M9D =n0z3 -----END PGP SIGNATURE----- --z7bbLlDR+qKEHzO8--