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From: Theodore Tso <tytso@mit.edu>
To: Pavel Machek <pavel@suse.cz>
Cc: Chris Friesen <cfriesen@nortel.com>,
	mikulas@artax.karlin.mff.cuni.cz, clock@atrey.karlin.mff.cuni.cz,
	kernel list <linux-kernel@vger.kernel.org>,
	aviro@redhat.com
Subject: Re: writing file to disk: not as easy as it looks
Date: Wed, 3 Dec 2008 11:42:40 -0500	[thread overview]
Message-ID: <20081203164240.GA30610@mit.edu> (raw)
In-Reply-To: <20081203084639.GB1944@ucw.cz>

On Wed, Dec 03, 2008 at 09:46:40AM +0100, Pavel Machek wrote:
> Yes. fsync() seeems surprisingly high on Rusty's list of broken
> interfaces classification ('impossible to use correctly').

To be fair, fsync() was primarily intended for making sure that the
data had been written to disk, and not necessarily as a way of making
sure that write errors would be properly reflected back to the
application.  As you've pointed out, it's not really adequate for that
purpose.

						- Ted

  parent reply	other threads:[~2008-12-03 16:42 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-02  9:40 writing file to disk: not as easy as it looks Pavel Machek
2008-12-02 14:04 ` Theodore Tso
2008-12-02 15:26   ` Pavel Machek
2008-12-02 16:37     ` Theodore Tso
2008-12-02 17:22       ` Chris Friesen
2008-12-02 20:55         ` Theodore Tso
2008-12-02 22:44           ` Pavel Machek
2008-12-02 22:50             ` Pavel Machek
2008-12-03  5:07             ` Theodore Tso
2008-12-03  8:46               ` Pavel Machek
2008-12-03 15:50                 ` Mikulas Patocka
2008-12-03 15:54                   ` Alan Cox
2008-12-03 17:37                     ` Mikulas Patocka
2008-12-03 17:52                       ` Alan Cox
2008-12-03 18:16                       ` Pavel Machek
2008-12-03 18:33                         ` Mikulas Patocka
2008-12-03 16:42                 ` Theodore Tso [this message]
2008-12-03 17:43                   ` Mikulas Patocka
2008-12-03 18:26                     ` Pavel Machek
2008-12-03 15:34               ` Mikulas Patocka
2008-12-15 10:24               ` [patch] " Pavel Machek
2008-12-15 11:03           ` Pavel Machek
2008-12-15 20:08             ` Folkert van Heusden
2008-12-02 19:10       ` Folkert van Heusden
2008-12-02 23:01 ` Mikulas Patocka

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