From: Andrew Morton <akpm@linux-foundation.org>
To: Andreas Dilger <adilger@dilger.ca>
Cc: Dave Chinner <david@fromorbit.com>, Sage Weil <sage@newdream.net>,
Indan Zupancic <indan@nul.nu>, Greg KH <greg@kroah.com>,
Jonathan Nieder <jrnieder@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Aneesh Kumar K. V" <aneesh.kumar@linux.vnet.ibm.com>,
"linux-api@vger.kernel.org" <linux-api@vger.kernel.org>,
"mtk.manpages@gmail.com" <mtk.manpages@gmail.com>,
"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
"hch@lst.de" <hch@lst.de>, "l@jasper.es" <l@jasper.es>
Subject: Re: [PATCH v3] introduce sys_syncfs to sync a single file system
Date: Tue, 15 Mar 2011 13:18:46 -0700 [thread overview]
Message-ID: <20110315131846.4d41af3c.akpm@linux-foundation.org> (raw)
In-Reply-To: <C79DDACF-9320-424D-84F5-3DB9C5325B1D@dilger.ca>
On Tue, 15 Mar 2011 09:56:08 -0600
Andreas Dilger <adilger@dilger.ca> wrote:
> Should there be a "wait" argument or flag that allows an app to start the syncfs(), do something, and then call again to wait for completion?
I don't think so. If userspace wants to do that then fork().
> > Perhaps we should consider propagating errors out to the user
> > application rather than discarding them in kernel and pretending we
> > can't ever have a write error?
That would be nice, but is probably a pretty complex thing to
implement. The manpage should include words indicating that syncfs()
can return an errno. That way, userspace will hopefully have the
appropriate checks, whcih will become more useful if/when the kernel
implementation gets fixed up.
next prev parent reply other threads:[~2011-03-15 20:18 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-03 6:35 [RFC] introduce sys_syncat to sync a single file system Sage Weil
[not found] ` <Pine.LNX.4.64.1102171035220.13904-vIokxiIdD2AQNTJnQDzGJqxOck334EZe@public.gmane.org>
2011-03-03 7:22 ` Jonathan Nieder
2011-03-03 8:54 ` Aneesh Kumar K. V
[not found] ` <87bp1sziqn.fsf-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2011-03-07 23:17 ` [RFC] introduce sys_syncfs to sync a single file system (v2) Sage Weil
[not found] ` <Pine.LNX.4.64.1103071515070.11152-vIokxiIdD2AQNTJnQDzGJqxOck334EZe@public.gmane.org>
2011-03-08 5:27 ` Aneesh Kumar K. V
[not found] ` <8762ruchcr.fsf-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2011-03-10 14:56 ` Arnd Bergmann
[not found] ` <201103101556.44698.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-10 19:28 ` Sage Weil
2011-03-10 19:31 ` [PATCH v3] introduce sys_syncfs to sync a single file system Sage Weil
2011-03-10 22:08 ` Arnd Bergmann
[not found] ` <Pine.LNX.4.64.1103101125150.4190-vIokxiIdD2AQNTJnQDzGJqxOck334EZe@public.gmane.org>
2011-03-11 4:44 ` Aneesh Kumar K. V
2011-03-11 11:01 ` Indan Zupancic
[not found] ` <edfa4cf081249734807e582c14253fca.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-11 11:55 ` Arnd Bergmann
[not found] ` <201103111255.44979.arnd-r2nGTMty4D4@public.gmane.org>
2011-03-11 23:45 ` Indan Zupancic
2011-03-11 23:56 ` Jonathan Nieder
2011-03-12 1:53 ` Indan Zupancic
[not found] ` <9446ab1a2315c0d2476c30f8315a0503.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-12 2:10 ` Jonathan Nieder
2011-03-12 4:22 ` Indan Zupancic
2011-03-12 17:32 ` Greg KH
[not found] ` <20110312173217.GA24981-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2011-03-14 1:56 ` Indan Zupancic
[not found] ` <1e597aedd3d7825dcc0630b1cf2399fa.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-14 4:29 ` Sage Weil
2011-03-14 9:27 ` Indan Zupancic
2011-03-14 10:22 ` Theodore Tso
[not found] ` <Pine.LNX.4.64.1103132114380.5145-vIokxiIdD2AQNTJnQDzGJqxOck334EZe@public.gmane.org>
2011-03-15 10:11 ` Dave Chinner
2011-03-15 13:00 ` Sage Weil
2011-03-15 15:56 ` Andreas Dilger
2011-03-15 16:08 ` Sage Weil
2011-03-15 20:18 ` Andrew Morton [this message]
2011-03-14 20:10 ` Andrew Morton
2011-03-14 20:29 ` Artem Bityutskiy
2011-03-14 21:11 ` Ted Ts'o
2011-03-14 21:20 ` Andrew Morton
[not found] ` <20110314142032.b9523309.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-03-14 23:17 ` Ted Ts'o
2011-03-14 21:22 ` Arnd Bergmann
2011-03-12 0:40 ` Ric Wheeler
[not found] ` <4D7AC0FE.8070806-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-03-12 1:33 ` Indan Zupancic
[not found] ` <1d4d1b7ae64da97f44cad0e2bda4f832.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-12 2:52 ` Ric Wheeler
[not found] ` <4D7ADFDD.9080108-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-03-12 3:50 ` Indan Zupancic
2011-03-12 12:41 ` Ric Wheeler
[not found] ` <e118a1458c29e4f44bf71c7095e4bce8.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-12 18:31 ` Jeff Garzik
2011-03-14 1:31 ` Indan Zupancic
2011-03-14 1:37 ` Theodore Tso
2011-03-14 1:47 ` Indan Zupancic
2011-03-14 1:45 ` Jeff Garzik
[not found] ` <4D7D7325.2040708-o2qLIJkoznsdnm+yROfE0A@public.gmane.org>
2011-03-14 1:59 ` Indan Zupancic
2011-03-12 19:28 ` Artem Bityutskiy
2011-03-12 19:22 ` Artem Bityutskiy
2011-03-14 1:38 ` Indan Zupancic
[not found] ` <3cc2c5c6fa6b3bd384017ae95a4241ab.squirrel-2RFepEojUI3wYrDfM2ltn5vKXLoBo5SK@public.gmane.org>
2011-03-14 5:52 ` Artem Bityutskiy
2011-03-13 20:59 ` Christoph Hellwig
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