From patchwork Thu Oct 22 09:54:25 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yevgeny Kliteynik X-Patchwork-Id: 55287 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n9M9oLmM011110 for ; Thu, 22 Oct 2009 09:50:25 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752335AbZJVJuU (ORCPT ); Thu, 22 Oct 2009 05:50:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752118AbZJVJuU (ORCPT ); Thu, 22 Oct 2009 05:50:20 -0400 Received: from mail.mellanox.co.il ([194.90.237.43]:35802 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751890AbZJVJuS (ORCPT ); Thu, 22 Oct 2009 05:50:18 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from kliteyn@dev.mellanox.co.il) with SMTP; 22 Oct 2009 11:54:46 +0200 Received: from [10.4.1.29] ([10.4.1.29]) by mtlexch01.mtl.com with Microsoft SMTPSVC(6.0.3790.3959); Thu, 22 Oct 2009 11:50:22 +0200 Message-ID: <4AE02BD1.6@dev.mellanox.co.il> Date: Thu, 22 Oct 2009 11:54:25 +0200 From: Yevgeny Kliteynik Reply-To: kliteyn@dev.mellanox.co.il User-Agent: Thunderbird 1.5.0.5 (X11/20060719) MIME-Version: 1.0 To: Sasha Khapyorsky CC: Linux RDMA Subject: [PATCH 2/2] opensm: connect roots in fat tree - usage X-OriginalArrivalTime: 22 Oct 2009 09:50:22.0102 (UTC) FILETIME=[12519360:01CA52FD] Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org diff --git a/opensm/man/opensm.8.in b/opensm/man/opensm.8.in index 03002c0..8ef21be 100644 --- a/opensm/man/opensm.8.in +++ b/opensm/man/opensm.8.in @@ -170,8 +170,8 @@ recalculations: one when the host goes down, and the other when the host comes back online. .TP \fB\-z\fR, \fB\-\-connect_roots\fR -This option enforces a routing engine (currently up/down -only) to make connectivity between root switches and in +This option enforces routing engines (up/down and +fat-tree) to make connectivity between root switches and in this way to be fully IBA complaint. In many cases this can violate "pure" deadlock free algorithm, so use it carefully. .TP diff --git a/opensm/opensm/main.c b/opensm/opensm/main.c index 2e28c83..2bb6c43 100644 --- a/opensm/opensm/main.c +++ b/opensm/opensm/main.c @@ -189,8 +189,8 @@ static void show_usage(void) printf("--sm_sl \n" " Sets the SL to use to communicate with the SM/SA. Defaults to 0.\n\n"); printf("--connect_roots, -z\n" - " This option enforces a routing engine (currently\n" - " up/down only) to make connectivity between root switches\n" + " This option enforces routing engines (up/down and \n" + " fat-tree) to make connectivity between root switches\n" " and in this way be IBA compliant. In many cases,\n" " this can violate \"pure\" deadlock free algorithm, so\n" " use it carefully.\n\n");