linux-kernel - Re: Too verbose compat

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Date:	Fri, 06 Jul 2007 10:48:20 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com>,
	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	Linux/PPC Development <linuxppc-dev@...abs.org>,
	Hiroaki Fuse <Hiroaki_Fuse@...scei.sony.co.jp>
Subject: Re: Too verbose compat_ioctl messages?

Andi Kleen wrote:
> "H. Peter Anvin" <hpa@...or.com> writes:
>> For one thing, it looks like we're returning the wrong thing (EINVAL
>> rather than ENOTTY) across the board.  This was unfortunately a common
>> misunderstanding with non-tty-related ioctls in the early days of Linux.
> 
> ENOTTY is so excessively misnamed that it is actually surprising
> anybody ever got that "right" (for very small values of right i guess)
> 

No argument there.

	-hpa
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