From: David Woodhouse <dwmw2@infradead.org>
To: "Jörn Engel" <joern@lazybastard.org>
Cc: R&D4 <r&d4@dave-tech.it>,
mtd_mailinglist <linux-mtd@lists.infradead.org>
Subject: Re: JFFS2 as transactional FS (in other words: how to be sure that data have been writtent correctly from userspace)
Date: Thu, 08 Mar 2007 13:04:04 +0000 [thread overview]
Message-ID: <1173359044.3461.433.camel@pmac.infradead.org> (raw)
In-Reply-To: <20070308125416.GB23216@lazybastard.org>
On Thu, 2007-03-08 at 13:54 +0100, Jörn Engel wrote:
>
> Last time I checked, JFFS2 got one case wrong. Don't remember which
> one,
> but there are not that many to check:
> - mount -o sync
> - open(..., O_SYNC);
I don't think we've implemented those two at all.
> - fsync()
> - sync()
These two should work.
> [ Side note - NOR flash can still have a write buffer and require
> explicit sync. ]
True. For 'NOR' read 'flash without wbuf' and for 'NAND' read 'flash
with wbuf'.
--
dwmw2
next prev parent reply other threads:[~2007-03-08 13:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-08 9:49 JFFS2 as transactional FS (in other words: how to be sure that data have been writtent correctly from userspace) R&D4
2007-03-08 10:51 ` David Woodhouse
2007-03-08 12:54 ` Jörn Engel
2007-03-08 13:04 ` David Woodhouse [this message]
2007-03-08 13:12 ` Jörn Engel
2007-03-08 13:22 ` David Woodhouse
2007-03-08 13:44 ` Josh Boyer
2007-03-08 13:58 ` David Woodhouse
2007-03-08 14:35 ` Josh Boyer
2007-03-08 14:43 ` Jörn Engel
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