linux-kernel - Re: [PATCH] Use same_thread

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Message-ID: <20070829211859.GB18542@us.ibm.com>
Date:	Wed, 29 Aug 2007 14:18:59 -0700
From:	sukadev@...ibm.com
To:	Pavel Emelyanov <xemul@...nvz.org>
Cc:	Andrew Morton <akpm@...l.org>, Oleg Nesterov <oleg@...sign.ru>,
	Linux Containers <containers@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Use same_thread_group() in signalfd.c

Pavel Emelianov [xemul@...nvz.org] wrote:
| This is a lost hunk of previous patch that isolated the
| explicit usage of task->tgid in some places. The signalfd
| code uses the tsk->tgid comparison.
| 
| Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>

Acked-by: Sukadev Bhattiprolu <sukadev@...ibm.com>

| 
| ---
| 
| diff --git a/fs/signalfd.c b/fs/signalfd.c
| index a8e293d..5bfd2c5 100644
| --- a/fs/signalfd.c
| +++ b/fs/signalfd.c
| @@ -64,7 +64,7 @@ static int signalfd_lock(struct signalfd
| 		return 0;
| 	}
| 
| -	if (lk->tsk->tgid == current->tgid)
| +	if (same_thread_group(lk->tsk, current->tgid))
| 		lk->tsk = current;
| 
| 	return 1;
-
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