From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] sky2: Avoid race in sky2_change_mtu Date: Mon, 03 May 2010 15:37:12 -0700 (PDT) Message-ID: <20100503.153712.93376700.davem@davemloft.net> References: <4BDEDB50.7000707@ring3k.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: shemminger@vyatta.com, netdev@vger.kernel.org To: mikem@ring3k.org Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:45976 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753447Ab0ECWhG (ORCPT ); Mon, 3 May 2010 18:37:06 -0400 In-Reply-To: <4BDEDB50.7000707@ring3k.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Mike McCormack Date: Mon, 03 May 2010 23:18:56 +0900 > netif_stop_queue does not ensure all in-progress transmits are complete, > so use netif_tx_disable() instead. > > Make sure NAPI polls are disabled, otherwise NAPI might trigger a TX > restart between when we stop the queue and NAPI is disabled. > > Signed-off-by: Mike McCormack This looks quite reasonable, Stephen please review.