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From: Roland McGrath <roland@redhat.com>
To: Oleg Nesterov <oleg@redhat.com>
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Cc: Andrew Morton <akpm@linux-foundation.org>,
       Christoph Hellwig <hch@infradead.org>, Ingo Molnar <mingo@elte.hu>,
       Pavel Emelyanov <xemul@openvz.org>,
       Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] ptrace: do_notify_parent_cldstop: fix the wrong
	->nsproxy usage
In-Reply-To: Oleg Nesterov's message of  Thursday, 28 May 2009 01:43:30 +0200 <20090527234330.GA12216@redhat.com>
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Date: Wed, 27 May 2009 16:51:36 -0700 (PDT)
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> Yes, but the (minor and low priority) problem is that .si_pid recorded
> in ->last_siginfo does not match the tracee's pid from the tracer pov
> (if they run in different namespaces).

That is not a problem, it's how it's supposed to be.  That's what I was
just saying.  This is information about the values seen by the debugged
process.  Any translation to things meaningful in different contexts it
outside the scope of ptrace.


Thanks,
Roland