linux-kernel - Re: [PATCH 7/7] pid: get pid_t ppid of task in init_pid

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Message-ID: <20140224183232.GA21474@redhat.com>
Date:	Mon, 24 Feb 2014 19:32:32 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Richard Guy Briggs <rgb@...hat.com>
Cc:	peterz@...radead.org, linux-kernel@...r.kernel.org,
	linux-audit@...hat.com, stable@...r.kernel.org,
	akpm@...ux-foundation.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [PATCH 7/7] pid: get pid_t ppid of task in init_pid_ns

On 02/21, Richard Guy Briggs wrote:
>
> On 14/02/20, Oleg Nesterov wrote:
> >
> > imho it would be better to send this patch along with sys_getppid()
> > conversions, but I won't argue.
>
> I don't think sys_getppid() should be changed since it is a syscall
> whose userspace user would assume the working namespace.

Sorry for confusion, I didn't mean we need to change sys_getppid(),

> Many of the
> kernel internal uses of it are likely wrong though, so fixing that
> should probably fall under another patch.  I fixed audit in another
> patch.

Yes, this is what I meant. And this patch should probably go into
that series which fixes the in-kernel users of sys_getppid().

And in fact you already did this? I see another series which resends
this patch as 1/5.

Oleg.

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