Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754477Ab2EIOuP (ORCPT ); Wed, 9 May 2012 10:50:15 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:7977 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751600Ab2EIOuN (ORCPT ); Wed, 9 May 2012 10:50:13 -0400 X-Authority-Analysis: v=2.0 cv=OMylLFmB c=1 sm=0 a=ZycB6UtQUfgMyuk2+PxD7w==:17 a=XQbtiDEiEegA:10 a=uEXl3daXtzsA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=VwQbUJbxAAAA:8 a=BkvCB09aQ853bLxNmOwA:9 a=PUjeQqilurYA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.80.29 Message-ID: <1336575010.14207.210.camel@gandalf.stny.rr.com> Subject: Re: [PATCH 6/9][RFC] kprobes: Allow probe on ftrace reserved text (but move it) From: Steven Rostedt To: Masami Hiramatsu Cc: "Frank Ch. Eigler" , linux-kernel@vger.kernel.org, Ingo Molnar , Andrew Morton , Frederic Weisbecker , "H. Peter Anvin" , yrl.pp-manager.tt@hitachi.com Date: Wed, 09 May 2012 10:50:10 -0400 In-Reply-To: <4FAA32B3.3070806@hitachi.com> References: <20120502192418.024103772@goodmis.org> <20120502193237.321234712@goodmis.org> <1336002032.14207.52.camel@gandalf.stny.rr.com> <4FA7B410.1000804@hitachi.com> <1336394603.14207.117.camel@gandalf.stny.rr.com> <4FA88E1B.1020708@hitachi.com> <1336482295.14207.172.camel@gandalf.stny.rr.com> <4FAA0641.7070409@hitachi.com> <4FAA26DD.4050403@hitachi.com> <4FAA32B3.3070806@hitachi.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.2.2-1 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 681 Lines: 21 On Wed, 2012-05-09 at 18:02 +0900, Masami Hiramatsu wrote: > And I got an concrete idea of kprobes call-optimization which > uses call instead of jump. That will make ftrace-based optimization > very easy. :) I just uploaded my devel branch. If you want to make suggestions, or even modify and add to what I have, feel free: git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git rfc/kprobes/ftrace-v2 -- Steve -- 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/