Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262831AbVDARxz (ORCPT ); Fri, 1 Apr 2005 12:53:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262832AbVDARxz (ORCPT ); Fri, 1 Apr 2005 12:53:55 -0500 Received: from webmail.topspin.com ([12.162.17.3]:35199 "EHLO exch-1.topspincom.com") by vger.kernel.org with ESMTP id S262831AbVDARxx (ORCPT ); Fri, 1 Apr 2005 12:53:53 -0500 To: akpm@osdl.org Cc: linux-kernel@vger.kernel.org, openib-general@openib.org, netdev@oss.sgi.com, davem@davemloft.net Subject: [PATCH][4/3] IPoIB: document conversion to debugfs X-Message-Flag: Warning: May contain useful information References: <20053311936.XaQmN4N9new7dTCP@topspin.com> From: Roland Dreier Date: Fri, 01 Apr 2005 09:45:33 -0800 In-Reply-To: <20053311936.XaQmN4N9new7dTCP@topspin.com> (Roland Dreier's message of "Thu, 31 Mar 2005 19:36:12 -0800") Message-ID: <52r7hujsqq.fsf@topspin.com> User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Jumbo Shrimp, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 01 Apr 2005 17:45:33.0676 (UTC) FILETIME=[9AC0C2C0:01C536E2] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1413 Lines: 31 Update IPoIB documentation now that multicast debugging files have moved from ipoibdebugfs to debugfs. Signed-off-by: Roland Dreier --- linux-export.orig/Documentation/infiniband/ipoib.txt 2005-03-31 19:07:01.000000000 -0800 +++ linux-export/Documentation/infiniband/ipoib.txt 2005-04-01 09:43:27.122520190 -0800 @@ -32,14 +32,13 @@ mcast_debug_level to 1. These parameters can be controlled at runtime through files in /sys/module/ib_ipoib/. - CONFIG_INFINIBAND_IPOIB_DEBUG also enables the "ipoib_debugfs" + CONFIG_INFINIBAND_IPOIB_DEBUG also enables files in the debugfs virtual filesystem. By mounting this filesystem, for example with - mkdir -p /ipoib_debugfs - mount -t ipoib_debugfs none /ipoib_debufs + mount -t debugfs none /sys/kernel/debug - it is possible to get statistics about multicast groups from the - files /ipoib_debugfs/ib0_mcg and so on. + it is possible to get statistics about munlticast groups from the + files /sys/kernel/debug/ipoib/ib0_mcg and so on. The performance impact of this option is negligible, so it is safe to enable this option with debug_level set to 0 for normal - 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/