From: Jens Axboe <axboe@suse.de>
To: Gregor Jasny <gjasny@wh8.tu-dresden.de>
Cc: Erik Andersen <andersen@codepoet.org>,
"Calin A. Culianu" <calin@ajvar.org>,
linux-kernel@vger.kernel.org
Subject: Re: Asynchronous CDROM Events in Userland
Date: Mon, 4 Feb 2002 10:39:56 +0100 [thread overview]
Message-ID: <20020204103956.T29553@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.30.0202032333200.1158-100000@rtlab.med.cornell.edu> <20020204070414.GA19268@codepoet.org> <20020204085712.O29553@suse.de> <200202040933.g149Xidx006940@backfire.WH8.TU-Dresden.De>
In-Reply-To: <200202040933.g149Xidx006940@backfire.WH8.TU-Dresden.De>
On Mon, Feb 04 2002, Gregor Jasny wrote:
> Am Montag, 4. Februar 2002 08:57 schrieb Jens Axboe:
> > Yep, _no_ drives to date support queued event notification. However, a
> > polled approach is really not too bad -- it simply means that we'll push
> > it to user space instead. I've written a small utility for reference.
>
> You're wrong.
Not likely
> PLEXTOR CD-R PX-W2410A
> media removal
> eject request
> media removal
> media removal
>
> HITACHI DVD-ROM GD-2500
> no media change
> new media
> media removal
I'm wrong about what? If you mean that my test app works, then yes of
course it works. It's a synchronous command poll for media status. I
said that _queued event notification_ isn't implemented in any drives.
Did you read the code?
--
Jens Axboe
next prev parent reply other threads:[~2002-02-04 9:42 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-04 4:41 Asynchronous CDROM Events in Userland Calin A. Culianu
2002-02-04 5:07 ` H. Peter Anvin
2002-02-04 5:19 ` Calin A. Culianu
2002-02-04 12:43 ` john slee
2002-02-04 15:23 ` Calin A. Culianu
2002-02-04 16:20 ` H. Peter Anvin
2002-02-04 7:04 ` Erik Andersen
2002-02-04 7:57 ` Jens Axboe
2002-02-04 9:33 ` Gregor Jasny
2002-02-04 9:39 ` Jens Axboe [this message]
2002-02-04 14:05 ` hugang
2002-02-05 7:43 ` Jens Axboe
2002-02-04 12:16 ` Alan Cox
2002-02-04 20:51 ` oops booting 2.4.18-pre7-ac3 Todd M. Roy
2002-02-05 4:04 ` Asynchronous CDROM Events in Userland Stevie O
2002-02-05 4:28 ` H. Peter Anvin
2002-02-05 4:44 ` Calin A. Culianu
2002-02-05 4:47 ` H. Peter Anvin
[not found] ` <a3l4uc@cesium.transmeta.com>
2002-02-06 14:22 ` Pavel Machek
2002-02-06 22:48 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2002-02-05 13:17 David Balazic
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