linux-kernel - Re: [PATCH 4/3] start the global /sbin/init with 0,0 special pids

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Message-ID: <m1bq9fk9rh.fsf@ebiederm.dsl.xmission.com>
Date:	Tue, 27 Nov 2007 08:06:58 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Oleg Nesterov <oleg@...sign.ru>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Pavel Emelyanov <xemul@...nvz.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/3] start the global /sbin/init with 0,0 special pids

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

> As Eric pointed out, there is no problem with init starting with sid == pgid
> == 0, and this was historical linux behavior changed in 2.6.18.
>
> Remove kernel_init()->__set_special_pids().
>
> This change and the previous change in daemonize() mean that /sbin/init does
> not need the special "session != 1" hack in sys_setsid() any longer. We can't
> remove this check yet, we should cleanup copy_process(CLONE_NEWPID) first, so
> update the comment only.

I guess that works.  As long as we get there.  We just need one more patch
in this series to fix the copy_process(CLONE_NEWPID).

Acked-by: "Eric W. Biederman" <ebiederm@...ssion.com>


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