Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261466AbVASLLz (ORCPT ); Wed, 19 Jan 2005 06:11:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261686AbVASLLz (ORCPT ); Wed, 19 Jan 2005 06:11:55 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:41620 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S261466AbVASLLq (ORCPT ); Wed, 19 Jan 2005 06:11:46 -0500 Date: Wed, 19 Jan 2005 11:11:28 +0000 From: Christoph Hellwig To: Tom Zanussi Cc: Christoph Hellwig , Karim Yaghmour , Roman Zippel , Andi Kleen , Nikita Danilov , linux-kernel@vger.kernel.org Subject: Re: 2.6.11-rc1-mm1 Message-ID: <20050119111128.GB12903@infradead.org> Mail-Followup-To: Christoph Hellwig , Tom Zanussi , Karim Yaghmour , Roman Zippel , Andi Kleen , Nikita Danilov , linux-kernel@vger.kernel.org References: <20050114002352.5a038710.akpm@osdl.org> <20050114103836.GA71397@muc.de> <41E7A7A6.3060502@opersys.com> <41E8358A.4030908@opersys.com> <20050116161437.GA26144@infradead.org> <16874.52969.835525.775553@tut.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <16874.52969.835525.775553@tut.ibm.com> User-Agent: Mutt/1.4.1i X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 923 Lines: 21 On Sun, Jan 16, 2005 at 02:30:33PM -0600, Tom Zanussi wrote: > This would allow an application to write trace events of its own to a > trace stream for instance. I don't think this is a good idea. Userspace could aswell easily write its trace into shared memory segments. > Also, I added a user-requested 'feature' > whereby write()s on a relayfs channel would be sent to a callback that > could be used to interpret 'out-of-band' commands sent from the > userspace application. Now write as a control channel makes lots of sense, but I'd encapsulate that differently. Basically a net ctl file for each stream (and get rid of ioctl in favour of this one while we're at it) - 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/