Date: Mon, 11 Apr 2005 18:07:29 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Jeff Roberson <jroberson@chesapeake.net> Cc: hackers@freebsd.org Subject: Re: JKH Task: Stack saving/tracing functionality. Message-ID: <20050411160729.GP837@darkness.comp.waw.pl> In-Reply-To: <20050411085956.Y28571@mail.chesapeake.net> References: <20050411085956.Y28571@mail.chesapeake.net>
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[-- Attachment #1 --] On Mon, Apr 11, 2005 at 09:08:33AM -0400, Jeff Roberson wrote: +> I have proprietary code from a previous employer of mine that implements +> some really useful debugging features. I'm looking for someone who is +> interested in cleaning it up, making it architecture indepenent, and +> getting it running on current. The code basically allows you to save and +> manipulate stack information. +> +> This would be very useful for things like lockmgr, which right now we +> can't really pass file:line information down to without making #ifdef mess +> of all of the APIs as options DEBUG_LOCKs does somewhat today. Lockmgr +> would have a buffer which contained the last N EIPs up the callstack, and +> this information could be queried and printed using a simple api. +> +> Interested parties please email me. We can discuss this and I can provide +> source. It would be probably useful for wintess, so when first order is stored, it can be stored with stack and on LOR, both backtraces can be shown. -- Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFCWqDBForvXbEpPzQRAlF9AJ4mTUAGH7SPG6M9Spl/Y9EKzZPOcgCg8Hn3 rdt9zAw37K5BXAK1RbHBKT8= =uDw9 -----END PGP SIGNATURE-----help
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