From: Tejun Heo <teheo@suse.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Takashi Iwai <tiwai@suse.de>,
Colin Guthrie <cguthrie@mandriva.org>, Greg KH <greg@kroah.com>,
Al Viro <viro@ftp.linux.org.uk>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] sound: make OSS device number claiming optional
Date: Wed, 05 Aug 2009 23:16:22 +0900 [thread overview]
Message-ID: <4A799436.9020409@suse.de> (raw)
In-Reply-To: <20090805141157.6d6b857c@lxorguk.ukuu.org.uk>
Hello,
Alan Cox wrote:
>> If we're gonna do that, we might as well just rip off the pointless
>> 'claim everything so we can use our own module alises' code from
>> sound_core.c and be done with it. That really is the only problem.
>
> The interface expected is the sound_register_* interface and the sharing
> is likewise expected so you could for example mix OSS. CUSE and ALSA oss
> emulation drivers on the same system at the same time.
If OSS behaves like a good chrdev and claims what it can really do,
all that can be done so much easier at the chrdev level.
> Rewriting sound_register* in terms of minor number allocations using the
> fact modern kernels have better allocators for devices would also be
> preferable to the weird module hacks initially proposed. I guess a
> starting point would be to tweak soundcore to generate both message sets
> itself for a year and then pull the old stuff out.
I don't disagree with you in that the above would be the perfect
technical solution but I just don't think the balance sheet is right.
Thanks.
--
tejun
next prev parent reply other threads:[~2009-08-05 14:16 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-05 6:35 [PATCH 1/2] chrdev: implement __[un]register_chrdev() Tejun Heo
2009-08-05 6:40 ` [PATCH 2/2] sound: make OSS device number claiming optional Tejun Heo
2009-08-05 9:15 ` Alan Cox
2009-08-05 9:24 ` Colin Guthrie
2009-08-05 9:59 ` Alan Cox
2009-08-05 10:14 ` Takashi Iwai
2009-08-05 10:26 ` Alan Cox
2009-08-05 10:45 ` Takashi Iwai
2009-08-05 11:15 ` Alan Cox
2009-08-05 11:34 ` Tejun Heo
2009-08-05 12:35 ` Tejun Heo
2009-08-05 13:11 ` Alan Cox
2009-08-05 14:16 ` Tejun Heo [this message]
2009-08-05 9:32 ` Tejun Heo
2009-08-05 10:00 ` Alan Cox
2009-08-05 11:27 ` Tejun Heo
2009-08-05 12:48 ` Alan Cox
2009-08-05 14:13 ` Tejun Heo
2009-08-05 14:29 ` Alan Cox
2009-08-05 16:02 ` Tejun Heo
2009-08-05 16:33 ` Alan Cox
2009-08-05 16:38 ` Alan Cox
2009-08-05 16:52 ` Tejun Heo
2009-08-05 17:01 ` Alan Cox
2009-08-06 5:55 ` Tejun Heo
2009-08-05 7:04 ` [PATCH 1/2] chrdev: implement __[un]register_chrdev() Takashi Iwai
2009-08-05 7:11 ` Tejun Heo
2009-08-05 7:20 ` Takashi Iwai
2009-08-05 7:30 ` Tejun Heo
2009-08-05 9:01 ` [PATCH 1/2 UPDATED] " Tejun Heo
2009-08-05 16:16 ` [PATCH 1/2] " Greg KH
2009-08-05 16:30 ` Tejun Heo
2009-08-05 16:49 ` Greg KH
2009-08-05 17:01 ` Tejun Heo
2009-08-05 17:15 ` Greg KH
2009-08-06 5:52 ` Tejun Heo
2009-08-06 8:13 ` Tejun Heo
2009-08-06 19:58 ` Greg KH
2009-08-07 2:34 ` Tejun Heo
2009-08-07 4:05 ` Greg KH
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