Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S968117AbXILSNd (ORCPT ); Wed, 12 Sep 2007 14:13:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S967252AbXILSNU (ORCPT ); Wed, 12 Sep 2007 14:13:20 -0400 Received: from mga02.intel.com ([134.134.136.20]:34613 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967241AbXILSNT (ORCPT ); Wed, 12 Sep 2007 14:13:19 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.20,245,1186383600"; d="scan'208";a="293528191" From: "Sean Hefty" To: "'Steve Wise'" , Cc: , , References: <20070912100025.3190.89259.stgit@dell3.ogc.int> Subject: RE: [PATCH] RDMA/CMA: Use neigh_event_send() to initiate neighbour discovery. Date: Wed, 12 Sep 2007 11:13:08 -0700 Message-ID: <000101c7f568$9275b520$ff0da8c0@amr.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 11 In-Reply-To: <20070912100025.3190.89259.stgit@dell3.ogc.int> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 Thread-Index: Acf1I8UtmDxzc3iISJSaEODNOOvuwQARGFrA X-OriginalArrivalTime: 12 Sep 2007 18:13:08.0444 (UTC) FILETIME=[925ED1C0:01C7F568] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 784 Lines: 18 >RDMA/CMA: Use neigh_event_send() to initiate neighbour discovery. > >Calling arp_send() to initiate neighbour discovery (ND) doesn't do the >full ND protocol. Namely, it doesn't handle retransmitting the arp >request if it is dropped. The function neigh_event_send() does all this. >Without doing full ND, rdma address resolution fails in the presence of >dropped arp bcast packets. > >Signed-off-by: Steve Wise Acked-by: Sean Hefty Roland - can you please queue this up for 2.6.24? - 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/