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Date: Thu, 20 Feb 2003 20:40:13 -0500
From: Jeff Garzik <jgarzik@pobox.com>
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To: Max Krasnyansky <maxk@qualcomm.com>
CC: "David S. Miller" <davem@redhat.com>, pavel@ucw.cz,
       linux-kernel@vger.kernel.org, torvalds@transmeta.com, ak@suse.de
Subject: Re: ioctl32 consolidation
References: <5.1.0.14.2.20030220145240.0d449118@mail1.qualcomm.com> <20030220223119.GA18545@elf.ucw.cz> <5.1.0.14.2.20030220145240.0d449118@mail1.qualcomm.com> <5.1.0.14.2.20030220172624.0d4c5070@mail1.qualcomm.com>
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Max Krasnyansky wrote:
> Hmm. It seems to that all you need for SIOCDEVPRIVATE is ability to register
> ranges of ioctls. 
> i.e. something like this
>         int register_ioctl32_conversion_rage(uint start, uint end, handler);
> 
> net/core/dev.c
>         register_ioctl32_conversion_range(SIOCDEVPRIVATE, SIOCDEVPRIVATE + 15, siocdevprivate_ioctl);
> 
> Am I missing something here ?


Yes.  Think about the name of the ioctl :)

It is impossible for generic arch code to implement support for 
driver-private ioctls, because these naturally differ between each driver.

	Jeff



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