From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: 7eggert@gmx.de
Cc: Arjan van de Ven <arjan@infradead.org>,
Lennart Sorensen <lsorense@csclub.uwaterloo.ca>,
Dirk <noisyb@gmx.net>,
linux-kernel@vger.kernel.org
Subject: Re: PATCH/FIX for drivers/cdrom/cdrom.c
Date: Thu, 17 Aug 2006 14:39:11 +0100 [thread overview]
Message-ID: <1155821951.15195.85.camel@localhost.localdomain> (raw)
In-Reply-To: <E1GDgyZ-0000jV-MV@be1.lrz>
Ar Iau, 2006-08-17 am 14:27 +0200, ysgrifennodd Bodo Eggert:
> HAL using O_EXCL will randomly prevent burning/mounting/etc by causing a
> race condition, so it can't do that. HAL not using O_EXCL will OTOH succeed
man 3 sleep
man 2 flock
or in the GUI world I'm firmly assured that the sun shines out of the
arse of dbus for intra desktop communication.
Lots of solutions.
> Maybe it's possible to cache the result and thereby prevent repeated
> opening from disturbing the burning process.
We could certainly add an ioctl for this in the new libata layer. We
couldn't automate it as with pass through commands the kernel doesn't
really know what kind of exclusivity is needed and when.
Not sure its actually useful but its doable.
Alan
next prev parent reply other threads:[~2006-08-17 13:18 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <6Kxns-7AV-13@gated-at.bofh.it>
[not found] ` <6Kytd-1g2-31@gated-at.bofh.it>
[not found] ` <6KyCQ-1w7-25@gated-at.bofh.it>
2006-08-17 12:27 ` PATCH/FIX for drivers/cdrom/cdrom.c Bodo Eggert
2006-08-17 12:35 ` Arjan van de Ven
2006-08-18 12:31 ` Bodo Eggert
2006-08-18 12:53 ` Arjan van de Ven
2006-08-18 16:45 ` Alan Cox
2006-08-17 13:39 ` Alan Cox [this message]
2006-08-17 13:23 ` Lennart Sorensen
2006-08-17 13:41 ` Jeff Garzik
2006-08-17 13:54 ` Lennart Sorensen
2006-08-17 14:38 ` Helge Hafting
2006-08-18 12:39 ` Bodo Eggert
2006-08-17 13:48 ` Alan Cox
2006-08-17 14:36 ` Lennart Sorensen
2006-08-17 14:38 ` Arjan van de Ven
2006-08-17 15:09 ` Alan Cox
2006-08-19 17:52 ` Oleg Verych
2006-08-21 17:31 ` Lennart Sorensen
2006-08-16 17:26 Dirk
2006-08-16 17:40 ` Jan Engelhardt
2006-08-16 18:37 ` Dirk
2006-08-16 18:37 ` Lennart Sorensen
2006-08-16 18:44 ` Arjan van de Ven
2006-08-16 19:30 ` Dirk
2006-08-16 19:08 ` Alan Cox
2006-08-16 22:25 ` Andrew Morton
2006-08-17 7:50 ` Jan Engelhardt
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