Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754834Ab3HBSDn (ORCPT ); Fri, 2 Aug 2013 14:03:43 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:54589 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753252Ab3HBSDm (ORCPT ); Fri, 2 Aug 2013 14:03:42 -0400 From: Dan Williams To: Steven Rostedt CC: Andy Shevchenko , Vinod Koul , Linux Kernel Mailing List , Dave Jiang , "Blin, Jerome" , Viresh Kumar , Rusty Russell Subject: Re: [PATCH 1/3] dmatest: make module parameters writable Thread-Topic: [PATCH 1/3] dmatest: make module parameters writable Thread-Index: AQHOh7p6sYhbiZEqiE253lzrXOCaM5l/WkAAgALnlYCAAHdpAP//jHyA Date: Fri, 2 Aug 2013 18:03:29 +0000 Message-ID: In-Reply-To: <1375466216.22073.6.camel@gandalf.local.home> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Microsoft-MacOutlook/14.3.5.130515 x-originating-ip: [192.168.16.4] Content-Type: text/plain; charset="euc-kr" Content-ID: <0F98F7118621384B9267FFC0FC2B6657@fb.com> MIME-Version: 1.0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.10.8794,1.0.431,0.0.0000 definitions=2013-08-02_06:2013-08-02,2013-08-02,1970-01-01 signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id r72I3mts032198 Content-Length: 989 Lines: 31 On 8/2/13 10:56 AM, "Steven Rostedt" wrote: >On Fri, 2013-08-02 at 17:49 +0000, Dan Williams wrote: > >> However, unless I missed it, I don??t see this support[1] upstream yet. >> >> >> -- >> Dan >> >> [1]: https://lwn.net/Articles/432186/ > >IIRC, there was some push back from doing this. I don't really remember >who? Rusty maybe? > >Or maybe not, it seems he had some comments on it in that thread: > >http://thread.gmane.org/gmane.linux.kernel/1110481 > >Perhaps I got busy and dropped it :-/ > >Anyway, if there's a demand for it, we can always revisit the idea. Dmatest has infrastructure to collect a list of test result messages and output them on-demand when reading a debugfs file. I figure we might as well trace them but would want to enable the tracepoints when the module is loaded. ????{.n?+???????+%?????ݶ??w??{.n?+????{??G?????{ay?ʇڙ?,j??f???h?????????z_??(?階?ݢj"???m??????G????????????&???~???iO???z??v?^?m???? ????????I?