From: Roland McGrath <roland-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: kernel list
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Ulrich Drepper <drepper-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Vegard Nossum
<vegard.nossum-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
"linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: waitid() return value strangeness when infop is NULL
Date: Tue, 13 Jan 2009 14:47:59 -0800 (PST) [thread overview]
Message-ID: <20090113224759.7DFB7FC3DD@magilla.sf.frob.com> (raw)
In-Reply-To: Michael Kerrisk's message of Wednesday, 14 January 2009 11:38:18 +1300 <cfd18e0f0901131438n232ba114n27ea2d7964d071de-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
> a) Is it intentional to support the infop==NULL case for waitid() --
> rather than simply giving an error return?
No. It's just an artifact of the internals shared with wait4/waitpid.
Patch to follow.
Thanks,
Roland
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WARNING: multiple messages have this Message-ID (diff)
From: Roland McGrath <roland@redhat.com>
To: mtk.manpages@gmail.com
Cc: "kernel list" <linux-kernel@vger.kernel.org>,
"Ulrich Drepper" <drepper@redhat.com>,
"Vegard Nossum" <vegard.nossum@gmail.com>,
"linux-man@vger.kernel.org" <linux-man@vger.kernel.org>
Subject: Re: waitid() return value strangeness when infop is NULL
Date: Tue, 13 Jan 2009 14:47:59 -0800 (PST) [thread overview]
Message-ID: <20090113224759.7DFB7FC3DD@magilla.sf.frob.com> (raw)
In-Reply-To: Michael Kerrisk's message of Wednesday, 14 January 2009 11:38:18 +1300 <cfd18e0f0901131438n232ba114n27ea2d7964d071de@mail.gmail.com>
> a) Is it intentional to support the infop==NULL case for waitid() --
> rather than simply giving an error return?
No. It's just an artifact of the internals shared with wait4/waitpid.
Patch to follow.
Thanks,
Roland
next prev parent reply other threads:[~2009-01-13 22:47 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 22:36 waitid() return value strangeness when infop is NULL Michael Kerrisk
[not found] ` <cfd18e0f0901131436ud2cf61bkf0e6b00f4b765bb5-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 22:38 ` Michael Kerrisk
2009-01-13 22:38 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131438n232ba114n27ea2d7964d071de-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 22:43 ` Michael Kerrisk
2009-01-13 22:43 ` Michael Kerrisk
2009-01-13 22:47 ` Roland McGrath [this message]
2009-01-13 22:47 ` Roland McGrath
[not found] ` <20090113224759.7DFB7FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-13 22:49 ` [PATCH] sys_waitid: return -EFAULT for NULL Roland McGrath
2009-01-13 22:49 ` Roland McGrath
[not found] ` <20090113224941.36F19FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-13 23:14 ` Michael Kerrisk
2009-01-13 23:14 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131514i2f7be7f1t2c6275c26dbb6874-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 23:24 ` Andrew Morton
2009-01-13 23:24 ` Andrew Morton
[not found] ` <20090113152457.0d7685ad.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2009-01-13 23:36 ` Michael Kerrisk
2009-01-13 23:36 ` Michael Kerrisk
2009-01-13 23:47 ` Roland McGrath
2009-01-13 23:47 ` Roland McGrath
[not found] ` <20090113234716.765A8FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-14 0:13 ` Michael Kerrisk
2009-01-14 0:13 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131613l65bff51fo22e86a01ba2c0720-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 0:24 ` Ulrich Drepper
2009-01-14 0:24 ` Ulrich Drepper
2009-01-14 0:33 ` Linus Torvalds
2009-01-14 0:33 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0901131629220.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 0:53 ` Michael Kerrisk
2009-01-14 0:53 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131653y76a827b5i906fadce63ada56b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 0:57 ` Linus Torvalds
2009-01-14 0:57 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0901131655040.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 1:39 ` Michael Kerrisk
2009-01-14 1:39 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131739v5119271flc28b5531604e682-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 2:10 ` Linus Torvalds
2009-01-14 2:10 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0901131808070.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 2:28 ` Michael Kerrisk
2009-01-14 2:28 ` Michael Kerrisk
2009-01-13 22:47 ` waitid() return value strangeness when infop is NULL Roland McGrath
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