linux-kernel - Re: [RFC PATCH v3 4/6] uretprobes: return probe entry, prepare uretprobe

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Message-ID: <20130304104916.GC32740@bandura.brq.redhat.com>
Date:	Mon, 4 Mar 2013 11:49:16 +0100
From:	Anton Arapov <anton@...hat.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Josh Stone <jistone@...hat.com>,
	Frank Eigler <fche@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>
Subject: Re: [RFC PATCH v3 4/6] uretprobes: return probe entry, prepare
 uretprobe

On Sun, Mar 03, 2013 at 05:40:29PM +0100, Oleg Nesterov wrote:
> On 02/28, Anton Arapov wrote:
> >
> > @@ -69,6 +69,10 @@ struct uprobe_task {
> >  	enum uprobe_task_state		state;
> >  	struct arch_uprobe_task		autask;
> >
> > +	/*
> > +	 * list for tracking uprobes with return consumers
> > +	 */
> > +	struct hlist_head		return_uprobes;
> 
> Forgot to mention, at least you should also change uprobe_free_utask()
> to cleanup this list, the task can exit from inside the ret-probe'd
> function(s).

Yes, right. Thanks for the other mails as well. I will fix it for the
next RFC v4.

Anton.

> Oleg.
> 
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