linux-kernel - Re: [PATCH] ptrace: use safer wake up on ptrace

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Date:	Tue, 1 Feb 2011 21:38:28 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Roland McGrath <roland@...hat.com>
Cc:	Tejun Heo <tj@...nel.org>, oleg@...hat.com,
	jan.kratochvil@...hat.com, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org
Subject: Re: [PATCH] ptrace: use safer wake up on ptrace_detach()

On Tue,  1 Feb 2011 21:33:31 -0800 (PST) Roland McGrath <roland@...hat.com> wrote:

> > Am unable to work out why you tagged it for backporting.  It fixes some
> > observed bug?  Perhaps a regression?
> 
> No observed bug, only theoretical ones (AFAIK, never even a ginned-up
> synthetic test case has been demonstrated).  Certainly not a regression,
> since it has been this (wrong) way since the dawn of time.  I don't think
> this first change is dangerous for -stable, but I have seen no positive
> rationale for pushing it there.
> 

OK, thanks.  I shall destabilize my copy of this patch.
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