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Date: Tue, 16 Oct 2007 18:58:33 +0200
From: Jens Axboe <jens.axboe@oracle.com>
To: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Subject: Re: ioctl32: Unknown cmd
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Cc: Linux/PPC Development <linuxppc-dev@ozlabs.org>,
	Linux Kernel Development <linux-kernel@vger.kernel.org>,
	Arnd Bergmann <arnd@arndb.de>
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On Tue, Oct 16 2007, Geert Uytterhoeven wrote:
> 	Hi Arnd, Jens,
> 
> The recent (post 2.6.23) changes to compat_ioctl made the reporting of
> unsupported ioctls more verbose. E.g. on the PS3 I get:
> 
> | ioctl32(cdrom_id:608): Unknown cmd fd(3) cmd(00005331){t:'S';sz:0} arg(00000000) on /dev/.tmp-11-0
> | ioctl32(hdparm:1427): Unknown cmd fd(3) cmd(0000031f){t:03;sz:0} arg(00000000) on /dev/ps3da
> | ioctl32(hdparm:1427): Unknown cmd fd(3) cmd(0000031f){t:03;sz:0} arg(00000000) on /dev/ps3da
> 
> The first one is triggered by the detection of the CD/DVD/BD-ROM driver,
> The others are triggered by me running hdparm.
> 
> Was this intentional?

Nope, not intential to me at least. I'll check up on it.

-- 
Jens Axboe