Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759206AbZDOJbo (ORCPT ); Wed, 15 Apr 2009 05:31:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758949AbZDOJbP (ORCPT ); Wed, 15 Apr 2009 05:31:15 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:40705 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1758895AbZDOJbN (ORCPT ); Wed, 15 Apr 2009 05:31:13 -0400 Date: Wed, 15 Apr 2009 02:31:04 -0700 (PDT) Message-Id: <20090415.023104.82135803.davem@davemloft.net> To: dada1@cosmosbay.com Cc: jpirko@redhat.com, lizf@cn.fujitsu.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, jgarzik@pobox.com, shemminger@linux-foundation.org, bridge@lists.linux-foundation.org, fubar@us.ibm.com, bonding-devel@lists.sourceforge.net, kaber@trash.net, mschmidt@redhat.com, ivecera@redhat.com Subject: Re: [PATCH 1/3] net: introduce a list of device addresses dev_addr_list From: David Miller In-Reply-To: <49E5A896.90408@cosmosbay.com> References: <49E59A1C.9030108@cn.fujitsu.com> <20090415083223.GF21342@psychotron.englab.brq.redhat.com> <49E5A896.90408@cosmosbay.com> X-Mailer: Mew version 6.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 530 Lines: 14 From: Eric Dumazet Date: Wed, 15 Apr 2009 11:27:50 +0200 > Since you obviously need a write lock here to be sure following > can be done by one cpu only. > > You have same problem all over this patch. RTNL semaphore is held across all modification operations. -- 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/