From: Hans Reiser <reiser@namesys.com>
To: Chris Mason <mason@suse.com>
Cc: Peter Zaitsev <peter@mysql.com>, Jens Axboe <axboe@suse.de>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Alexander Zarochentcev <zam@namesys.com>
Subject: Re: True fsync() in Linux (on IDE)
Date: Sat, 20 Mar 2004 14:04:18 +0300 [thread overview]
Message-ID: <405C2532.6070407@namesys.com> (raw)
In-Reply-To: <1079729783.11062.215.camel@watt.suse.com>
Chris Mason wrote:
>On Fri, 2004-03-19 at 15:48, Hans Reiser wrote:
>
>
>>Chris Mason wrote:
>>
>>
>>
>>>>and I was imprecise, I should have asked, does fsync flush the disk
>>>>cache regardless of what mount options are set or data/metadata touched
>>>>in the 2.6 patches?
>>>>
>>>>
>
>
>
>>Forgive my relentlessness, is the answer to the above yes?
>>
>>
>
>Yes ;-) One goal of the 2.6 patches is to make it possible for higher
>levels to easily insert flushes when needed. The reiserfs fsync and
>ext3 fsync code will both do this.
>
>
will do it, or do do it?
>I realized I wasn't clear about device mapper and md earlier, both need
>extra work to aggregate the flushes down to the drives. They don't yet
>support flushing.
>
>-chris
>
>
>
>
>
>
Sounds like things are very much unfinished and you guys need more time
before these patches are ready for inclusion. We need to get reiser4 to
use this stuff. Zam, put that in your todo list.
--
Hans
next prev parent reply other threads:[~2004-03-20 11:04 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 1:08 True fsync() in Linux (on IDE) Peter Zaitsev
2004-03-18 6:47 ` Jens Axboe
2004-03-18 11:34 ` Matthias Andree
2004-03-18 11:55 ` Jens Axboe
2004-03-18 12:21 ` Matthias Andree
2004-03-18 12:37 ` Jens Axboe
2004-03-18 11:58 ` (no subject) Daniel Czarnecki
2004-03-18 19:44 ` True fsync() in Linux (on IDE) Peter Zaitsev
2004-03-18 19:47 ` Jens Axboe
2004-03-18 20:11 ` Chris Mason
2004-03-18 20:17 ` Peter Zaitsev
2004-03-18 20:33 ` Chris Mason
2004-03-18 20:46 ` Peter Zaitsev
2004-03-18 21:02 ` Chris Mason
2004-03-18 21:09 ` Peter Zaitsev
2004-03-18 21:19 ` Chris Mason
2004-03-19 8:05 ` Hans Reiser
2004-03-19 13:52 ` Chris Mason
2004-03-19 19:26 ` Peter Zaitsev
2004-03-19 20:23 ` Chris Mason
2004-03-19 20:31 ` Hans Reiser
2004-03-19 20:38 ` Chris Mason
2004-03-19 20:48 ` Hans Reiser
2004-03-19 20:56 ` Chris Mason
2004-03-20 11:04 ` Hans Reiser [this message]
2004-03-19 19:36 ` Hans Reiser
2004-03-19 19:57 ` Chris Mason
2004-03-19 20:04 ` Hans Reiser
2004-03-19 20:15 ` Chris Mason
2004-03-19 20:06 ` Peter Zaitsev
2004-03-19 22:03 ` Matthias Andree
2004-03-20 10:20 ` Jamie Lokier
2004-03-20 19:48 ` Peter Zaitsev
2004-03-22 13:08 Heikki Tuuri
2004-03-22 13:23 ` Jens Axboe
2004-03-22 15:17 ` Matthias Andree
2004-03-22 15:35 ` Christoph Hellwig
2004-03-22 19:12 ` Christoffer Hall-Frederiksen
2004-03-22 20:28 ` Matthias Andree
2004-03-22 19:33 ` Hans Reiser
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