Re: [PATCH 2/3] add ->compat_ioctl to dasd

[Martin Schwidefsky]

On Wed, 2005-12-14 at 13:24 +0100, Christoph Hellwig wrote:
> On Wed, Dec 14, 2005 at 01:07:14PM +0100, Martin Schwidefsky wrote:
> > On Tue, 2005-12-13 at 18:23 +0100, Christoph Hellwig wrote:
> > > Add a compat_ioctl method to the dasd driver so the last entries in
> > > arch/s390/kernel/compat_ioctl.c can go away.  Unlike the previous
> > > attempt this one does not replace the ioctl method with an
> > > unlocked_ioctl method so that the ioctl_by_bdev calls in s390 partition
> > > code continue to work.
> > 
> > Looks better but still doesn't work. The dasd driver specific ioctls do
> > work but there are some generic ones that are only available on the
> > normal ioctl path, including BLKFLSBUF, BLKROSET and HDIO_GETGEO. That
> > makes e.g. the 32 bit version of fdasd fail with "IOCTL error".
> 
> Sorry, that's the ENOIOCTLCMD thing again, I forgot it in the first
> revision of the last patch aswell.

Oh yes, I should have remember that fix. It works fine now. 

-- 
blue skies,
   Martin

Martin Schwidefsky
Linux for zSeries Development & Services
IBM Deutschland Entwicklung GmbH


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