linux-kernel - Re: + remove-the-likelypid-check-in-copy

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Message-ID: <m1bqirlmzw.fsf@ebiederm.dsl.xmission.com>
Date:	Sat, 17 Mar 2007 12:54:11 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Oleg Nesterov <oleg@...sign.ru>
Cc:	Sukadev Bhattiprolu <sukadev@...ibm.com>,
	Cedric Le Goater <clg@...ibm.com>,
	Dave Hansen <haveblue@...ibm.com>,
	Serge Hallyn <serue@...ibm.com>, containers@...ts.osdl.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: + remove-the-likelypid-check-in-copy_process.patch added to -mm tree

Oleg Nesterov <oleg@...sign.ru> writes:

> Yes! I meant we should change INIT_SIGNALS(), currently it does
>
> 	#define INIT_SIGNALS(sig) {
> 		...
> 		.pgrp           = 1,
> 		{ .__session      = 1},
>
> and this confuses (I think) set_special_pids(1,1) above. Because
> __set_special_pids() still deals with pid_t, not "struct pid".
>
> Unless I missed something, we should kill these 2 initializations
> above.

Got it.  I agree we should initialize those fields to 0.

Sukadev you want to get that?

Eric
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