From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3243 invoked by alias); 2 Jun 2011 23:56:11 -0000 Mailing-List: contact archer-help@sourceware.org; run by ezmlm Sender: Precedence: bulk List-Post: List-Help: List-Subscribe: List-Id: Received: (qmail 3225 invoked by uid 22791); 2 Jun 2011 23:56:10 -0000 X-SWARE-Spam-Status: No, hits=-6.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org From: Tom Tromey To: Paul Pluzhnikov Cc: archer@sourceware.org Subject: Re: Improved linker-debugger interface References: <20110525153649.GB3149@redhat.com> <20110531162428.GB3464@redhat.com> Date: Thu, 02 Jun 2011 23:56:00 -0000 In-Reply-To: (Paul Pluzhnikov's message of "Tue, 31 May 2011 14:04:13 -0700") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2011-q2/txt/msg00013.txt.bz2 >>>>> "Paul" == Paul Pluzhnikov writes: Tom> I asked and the SystemTap guys said that they'd welcome a patch, but Tom> that the widening would have to be optional. Paul> Optional widening would likely be useless in this context: an in-process Paul> debugger wants to just work (TM). Requiring a special build of ld-linux Paul> (with widened probes) is the opposite of that ;-( Paul> One could hope that upstream glibc would adopt wide probes by default, Paul> but I would guess that chances of that actually happening are nil. I think we can make these probes wide and other ones in glibc narrow. However, you may still have difficulties, since I believe upstream glibc will probably not accept the SystemTap probes at all. They have been rejected so far, aside from Roland's branch. We do ship them in Fedora, though. Tom