Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932136AbWEIJi3 (ORCPT ); Tue, 9 May 2006 05:38:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751743AbWEIJi3 (ORCPT ); Tue, 9 May 2006 05:38:29 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:29099 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1751721AbWEIJi3 (ORCPT ); Tue, 9 May 2006 05:38:29 -0400 Date: Tue, 9 May 2006 10:38:27 +0100 From: Christoph Hellwig To: Prasanna S Panchamukhi Cc: linux-kernel@vger.kernel.org, systemtap@sources.redhat.com, akpm@osdl.org, Andi Kleen , davem@davemloft.net, suparna@in.ibm.com, richardj_moore@uk.ibm.com Subject: Re: [RFC] [PATCH 5/6] Kprobes: Single step the original instruction out-of-line Message-ID: <20060509093827.GD26953@infradead.org> Mail-Followup-To: Christoph Hellwig , Prasanna S Panchamukhi , linux-kernel@vger.kernel.org, systemtap@sources.redhat.com, akpm@osdl.org, Andi Kleen , davem@davemloft.net, suparna@in.ibm.com, richardj_moore@uk.ibm.com References: <20060509065455.GA11630@in.ibm.com> <20060509065917.GA22493@in.ibm.com> <20060509070106.GB22493@in.ibm.com> <20060509070508.GC22493@in.ibm.com> <20060509070911.GD22493@in.ibm.com> <20060509071204.GE22493@in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060509071204.GE22493@in.ibm.com> User-Agent: Mutt/1.4.2.1i 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: 558 Lines: 13 On Tue, May 09, 2006 at 12:42:04PM +0530, Prasanna S Panchamukhi wrote: > Even if the vma cannot be extended, then the instruction much be > executed inline, by replacing the breakpoint instruction with the > original instruction. Patching pagecache content is not acceptable. Just fail the probe in this case. - 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/