From: Florian Weimer <fw@deneb.enyo.de>
To: Bernd Eckenfels <ecki@lina.inka.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [MC] [CHECKER] Do ext2, jfs and reiserfs respect mount -o sync/dirsync option?
Date: Sat, 19 Mar 2005 23:34:47 +0100 [thread overview]
Message-ID: <87k6o39se0.fsf@deneb.enyo.de> (raw)
In-Reply-To: <E1D8SdK-0003B4-00@calista.eckenfels.6bone.ka-ip.net> (Bernd Eckenfels's message of "Tue, 08 Mar 2005 01:31:34 +0100")
* Bernd Eckenfels:
> In article <Pine.GSO.4.44.0503041440030.17155-100000@elaine24.Stanford.EDU> you wrote:
>> 3. I open a file w/o O_SYNC, issue a bunch of writes, then call
>> ioctl(FIOASYNC) to set the fd sync, then issure a second set of writes.
>> Only the second set of writes are synchronous?
>
> I also am curious if one can open a file, write to it, close it, open it and
> do fsync()/fdatasync() on it?
Hopefully the fsync/fdatasync call will flush all previous writes
(even from other processes). Berkeley DB relies on this behavior for
correct operation.
prev parent reply other threads:[~2005-03-19 22:35 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-04 6:33 [CHECKER] Do ext2, jfs and reiserfs respect mount -o sync/dirsync option? Junfeng Yang
2005-03-04 7:16 ` Matt Mackall
2005-03-04 7:34 ` Jan Engelhardt
2005-03-04 8:01 ` Junfeng Yang
2005-03-07 17:29 ` Alan Cox
2005-03-07 22:29 ` Junfeng Yang
2005-03-04 8:43 ` [MC] " Junfeng Yang
2005-03-04 9:11 ` Andrew Morton
2005-03-04 9:44 ` Junfeng Yang
2005-03-04 10:27 ` Lars Marowsky-Bree
2005-03-04 11:20 ` Andrew Morton
2005-03-04 23:03 ` Junfeng Yang
2005-03-04 23:29 ` Andrew Morton
2005-03-08 0:31 ` Bernd Eckenfels
2005-03-19 22:34 ` Florian Weimer [this message]
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