linux-kernel - Re: [RFC] Proposal for ptrace improvements

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Message-ID: <20110302112306.GH3319@htj.dyndns.org>
Date:	Wed, 2 Mar 2011 12:23:06 +0100
From:	Tejun Heo <tj@...nel.org>
To:	Denys Vlasenko <vda.linux@...glemail.com>
Cc:	Oleg Nesterov <oleg@...hat.com>,
	Roland McGrath <roland@...hat.com>, jan.kratochvil@...hat.com,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org
Subject: Re: [RFC] Proposal for ptrace improvements

Hey,

On Wed, Mar 02, 2011 at 12:02:37PM +0100, Denys Vlasenko wrote:
> What do you think about SIGSTOP generated in in children on auto-attach
> via PTRACE_O_TRACE[V]FORK / PTRACE_O_TRACECLONE options?

Ah, you're right.  I actually haven't been thinking about them.

> IMHO, it would be good if we'd have a way to distinguish them from
> real SIGSTOP signals.

Yeah, probably.

Thanks.

-- 
tejun
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