Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757257AbZDUJ52 (ORCPT ); Tue, 21 Apr 2009 05:57:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756941AbZDUJ5N (ORCPT ); Tue, 21 Apr 2009 05:57:13 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:57560 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754850AbZDUJ5M (ORCPT ); Tue, 21 Apr 2009 05:57:12 -0400 Date: Tue, 21 Apr 2009 11:57:05 +0200 From: Ingo Molnar To: Li Zefan Cc: Tom Zanussi , Steven Rostedt , Frederic Weisbecker , LKML Subject: Re: [PATCH 3/3] tracing/filters: disallow newline as delimeter Message-ID: <20090421095705.GA15448@elte.hu> References: <49ED8DD2.2070700@cn.fujitsu.com> <49ED8DFD.9070909@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49ED8DFD.9070909@cn.fujitsu.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.5 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 574 Lines: 20 * Li Zefan wrote: > I guess because user input is often ended with '\n' (like "echo > xxx"), thus '\n' is used as a delimeter besides ' ', but we can > just strip tailing spaces. Hm, how about: ( echo 'x' echo '|| y' ) > filter type of scripts? Shouldnt the parser be permissive in general? Ingo -- 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/