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From: Andi Kleen <andi@firstfloor.org>
To: Tim Bird <tim.bird@am.sony.com>
Cc: Roland McGrath <roland@redhat.com>,
	Oleg Nesterov <oleg@redhat.com>,
	Denys Vlasenko <vda.linux@googlemail.com>,
	linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: Questions about ptrace on a dying process
Date: Wed, 29 Feb 2012 11:12:02 -0800	[thread overview]
Message-ID: <m2mx81pi7x.fsf@firstfloor.org> (raw)
In-Reply-To: <4F4E6915.1010209@am.sony.com> (Tim Bird's message of "Wed, 29 Feb 2012 10:06:13 -0800")

Tim Bird <tim.bird@am.sony.com> writes:

> ptrace maintainers (and interested parties)...
>
> I'm working on a crash handler for Linux, which uses ptrace to retrieve information
> about a process during it's coredump.  Specifically, from within a core handler
> program (started within do_coredump() as a user_mode_helper), I would like to make
> ptrace calls against the dying process.

The standard approach is to define a core pipe handler and parse the
elf memory dump.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only

  parent reply	other threads:[~2012-02-29 19:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-29 18:06 Questions about ptrace on a dying process Tim Bird
2012-02-29 18:50 ` Oleg Nesterov
2012-02-29 20:53   ` Tim Bird
2012-02-29 19:12 ` Andi Kleen [this message]
2012-02-29 20:45   ` Tim Bird
2012-03-01  7:12     ` Denys Vlasenko
2012-03-01 18:18       ` Tim Bird
2012-03-02  1:29         ` Denys Vlasenko
2012-03-01 18:30       ` Tim Bird
2012-03-01 19:02         ` Denys Vlasenko

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