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From: Richard Weinberger <richard@nod.at>
To: Sergej Bauer <sergej.bauer@gmail.com>, Arnd Bergmann <arnd@arndb.de>
Cc: Paul Bolle <pebolle@tiscali.nl>,
	linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org
Subject: Re: [PATCH 1/1] Add mkopci driver
Date: Sat, 21 Mar 2015 18:32:16 +0100	[thread overview]
Message-ID: <550DAB20.5090504@nod.at> (raw)
In-Reply-To: <201503212024.46928.sergej.bauer@gmail.com>

Am 21.03.2015 um 18:24 schrieb Sergej Bauer:
> Ok, I realized uselessness of merging this driver...

Please don't give up that fast!
See: http://airlied.livejournal.com/#item80112

> And you brought me to a standstill:
>> passthrough. In either case, both the ioctl interface and the procfs interface have no future
> But what will be after ioctl?

We will not drop the ioctl() system call. But having a character device with random
ioctl()s is not really a good driver design.
Today we have much more elegant ways to interact between kernel and userspace than ioctl().
For example sysfs or netlink.

Thanks,
//richard

  reply	other threads:[~2015-03-21 17:32 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-20 12:10 [PATCH 1/1] Add mkopci driver sergej.bauer
2015-03-20 12:43 ` Richard Weinberger
2015-03-20 12:44   ` Richard Weinberger
2015-03-21 12:11   ` Paul Bolle
2015-03-21 14:41   ` Sergej Bauer
2015-03-21 15:41     ` Arnd Bergmann
2015-03-21 17:24       ` Sergej Bauer
2015-03-21 17:32         ` Richard Weinberger [this message]
2015-03-21 18:29           ` Sergej Bauer
2015-03-26 22:47 ` Greg KH

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