From: Jens Axboe <axboe@suse.de>
To: Tomas Zvala <tomas@zvala.cz>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.0, cdrom still showing directories after being erased
Date: Tue, 3 Feb 2004 16:28:05 +0100 [thread overview]
Message-ID: <20040203152805.GI11683@suse.de> (raw)
In-Reply-To: <401FB78A.5010902@zvala.cz>
On Tue, Feb 03 2004, Tomas Zvala wrote:
> Hi,
> I believe he meant to write he umounted it.
> The problem is that there is still some data left in CDRW's cache and it
> needs to be emptied. That happens when CDRW is ejected and reinserted
> (that is why windows burning software ie. Nero wants to eject the CDR/RW
> when it gets written or erased).
> Maybe kernel could flush the buffers/caches or whatever is there when
> CDROM gets mounted. But im afraid about compatibility with broken drives
> such as LG.
There's no command to invalidate read cache, you are probably thinking
of the SYNC_CACHE command to flush dirty data to media (which is what LG
fucked up).
IMO, it's a user problem.
--
Jens Axboe
next prev parent reply other threads:[~2004-02-03 15:28 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-03 13:18 2.6.0, cdrom still showing directories after being erased Martin Povolný
2004-02-03 13:31 ` Måns Rullgård
2004-02-03 13:45 ` Richard B. Johnson
2004-02-03 15:00 ` Tomas Zvala
2004-02-03 15:24 ` Richard B. Johnson
2004-02-03 15:45 ` Tomas Zvala
2004-02-03 16:02 ` John Bradford
2004-02-03 16:17 ` Måns Rullgård
2004-02-03 16:35 ` John Bradford
2004-02-03 17:46 ` Martin Povolný
2004-02-03 18:02 ` Martin Povolný
2004-02-03 18:53 ` John Bradford
2004-02-03 19:03 ` Måns Rullgård
2004-02-03 20:35 ` Richard B. Johnson
2004-02-03 20:59 ` John Bradford
2004-02-03 22:40 ` Jens Axboe
2004-02-03 23:05 ` Martin Schlemmer
2004-02-04 7:37 ` John Bradford
2004-02-05 23:31 ` Eduard Bloch
2004-02-06 7:58 ` John Bradford
2004-02-08 10:15 ` Eduard Bloch
2004-02-08 10:32 ` Jens Axboe
2004-02-08 11:06 ` John Bradford
2004-02-03 22:03 ` Måns Rullgård
2004-02-03 19:31 ` Tomas Zvala
2004-02-03 19:09 ` Derek Foreman
2004-02-03 19:51 ` Martin Povolný
2004-02-03 19:56 ` Fox!MURDER
[not found] ` <Pine.LNX.4.58.0402031358450.770@uberdeity>
2004-02-03 21:07 ` Tomas Zvala
2004-02-03 15:28 ` Jens Axboe [this message]
2004-02-05 18:23 ` Pavel Machek
2004-02-05 20:04 ` John Bradford
2004-02-05 21:06 ` Pavel Machek
2004-02-05 21:36 ` John Bradford
2004-02-05 20:41 ` Jens Axboe
2004-02-05 21:09 ` Pavel Machek
2004-02-05 21:12 ` Jens Axboe
2004-02-05 21:17 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2004-02-05 20:33 Thomas Glanzmann
2004-02-05 20:54 ` Jens Axboe
2004-02-05 21:16 ` Thomas Glanzmann
2004-02-05 21:29 ` Jens Axboe
2004-02-05 21:41 ` John Bradford
2004-02-13 23:19 ` Pavel Machek
2004-02-05 21:24 Thomas Glanzmann
2004-02-05 21:31 ` Jens Axboe
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