Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754074AbbGUNIv (ORCPT ); Tue, 21 Jul 2015 09:08:51 -0400 Received: from cantor2.suse.de ([195.135.220.15]:37351 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751236AbbGUNIt (ORCPT ); Tue, 21 Jul 2015 09:08:49 -0400 Message-ID: <1437484062.3823.7.camel@suse.com> Subject: Re: Several races in "usbnet" module (kernel 4.1.x) From: Oliver Neukum To: Eugene Shatokhin Cc: netdev@vger.kernel.org, linux-usb@vger.kernel.org, LKML Date: Tue, 21 Jul 2015 15:07:42 +0200 In-Reply-To: <55AD3A41.2040100@rosalab.ru> References: <55AD3A41.2040100@rosalab.ru> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.11 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 589 Lines: 21 On Mon, 2015-07-20 at 21:13 +0300, Eugene Shatokhin wrote: > Races on dev->rx_qlen. Reproduced these by repeatedly changing MTU > (1500 > <-> 1400) while downloading large files. Hi, I don't see how it matters much. The number of buffers is just an optimization. As long as it eventually is corrected I don't see harm. Regards Oliver -- 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/