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Date: Wed, 23 Mar 2011 10:24:55 +0100 From: Tejun Heo <tj@...nel.org> To: Oleg Nesterov <oleg@...hat.com> Cc: roland@...hat.com, jan.kratochvil@...hat.com, vda.linux@...glemail.com, linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org, akpm@...ux-foundation.org, indan@....nu Subject: Re: [PATCH 7/8] job control: Notify the real parent of job control events regardless of ptrace On Wed, Mar 23, 2011 at 10:17:36AM +0100, Tejun Heo wrote: > Hey, Oleg. > > On Tue, Mar 22, 2011 at 08:44:16PM +0100, Oleg Nesterov wrote: > > On 03/22, Tejun Heo wrote: > > > > > > On Mon, Mar 21, 2011 at 06:43:06PM +0100, Oleg Nesterov wrote: > > > > Hmm... in fact I can't convince myself we really need to look at > > > > child->group_leader, will recheck... Anyway, this is minor too. > > > > > > Care to elaborate? > > > > child->real_parent must be equal to child->group_leader->real_parent. > > Okay. Ooh, on a related note, we probably want to change do_notify_parent_cldstop() too. tsk->group_leader->real_parent is used as the delivery target when !@..._ptracer. This is the same with tsk->real_parent and the code has been like this for a long time but is a bit confusing. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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