linux-kernel - Re: [PATCH 1/8] job control: Don't set group_stop exit

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Message-ID: <20110323172232.GH12003@htj.dyndns.org>
Date:	Wed, 23 Mar 2011 18:22:32 +0100
From:	Tejun Heo <tj@...nel.org>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	roland@...hat.com, jan.kratochvil@...hat.com,
	vda.linux@...glemail.com, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	indan@....nu
Subject: Re: [PATCH 1/8] job control: Don't set group_stop exit_code if
 re-entering job control stop

Hello,

On Wed, Mar 23, 2011 at 06:09:20PM +0100, Oleg Nesterov wrote:
> On 03/23, Tejun Heo wrote:
> > > "someone else" can be PTRACE_CONT(SIGSTOP) from the debugger.
> >
> > The debugger should be doing PTRACE_CONT(notified_signo).
> 
> Why? it can change the signal.

Yeah, sure, it can but then it gets to live with the consequences,
which is the changed signal being reported.  In fact, in such case, I
think reporting the changed signal is the right thing to do(tm).

Thanks.

-- 
tejun
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