Re: [PATCH 2.5.22] simple ide-tape.c and ide-floppy.c cleanup

[Jens Axboe <axboe@suse.de>]

On Thu, Jun 20 2002, Bartlomiej Zolnierkiewicz wrote:
> 
> On Thu, 20 Jun 2002, Jens Axboe wrote:
> 
> > On Thu, Jun 20 2002, Bartlomiej Zolnierkiewicz wrote:
> > >
> > > On Thu, 20 Jun 2002, Martin Dalecki wrote:
> > >
> > > > U?ytkownik Jens Axboe napisa?:
> > > > > On Thu, Jun 20 2002, Martin Dalecki wrote:
> > > > >
> > > > >>U?ytkownik Jens Axboe napisa?:
> > > > >>
> > > > >>>On Wed, Jun 19 2002, Bartlomiej Zolnierkiewicz wrote:
> > > > >>>
> > > > >>>Looks pretty good in general, just one minor detail:
> > > > >>>
> > > > >>>
> > > > >>>
> > > > >>>>+
> > > > >>>>+/*
> > > > >>>>+ *	ATAPI packet commands.
> > > > >>>>+ */
> > > > >>>>+#define ATAPI_FORMAT_UNIT_CMD		0x04
> > > > >>>>+#define ATAPI_INQUIRY_CMD		0x12
> > > > >>>
> > > > >>>
> > > > >>>[snip]
> > > > >>>
> > > > >>>We already have the "full" list in cdrom.h (GPCMD_*), so lets just use
> > > > >>>that. After all, ATAPI_MODE_SELECT10_CMD _is_ the same as the SCSI
> > > > >>>variant (and I think the _CMD post fixing is silly, anyone familiar with
> > > > >>>this is going to know what ATAPI_WRITE10 means just fine)
> > > > >>>
> > > > >>>Same for request_sense, that is already generalized in cdrom.h as well.
> > > > >>
> > > > >>I wonder what FreeBSD is using here? I see no need for invention at
> > > > >>this place.
> > > > >
> > > > >
> > > > > The invention would be adding the ATAPI_* commands, Linux has used the
> > > > > GPCMD_ convention for quite some time now.
> > > >
> > > > Agreed. The ATAPI prefix would be confusing, since those are in reality SCSI
> > > > commands anyway...
> > >
> > > I think we should use scsi.h and get rid of GPCMD_* convention also.
> > > Jens, do you want "corrected" patch?
> >
> > Note that GPCMD_ is exported to user land, and several programs are
> > using them for quite some time. So GPCMD_ stays, and that's final.
> >
> 
> There was some discussion that user land should not include linux/ headers
> directly, so in long term user land should be fixed not to use GPCMD_* ...

Irrelevant, these are propagated to user land through glibc anyways.
Look, it's a convenience. These have existed since 2.2.x + dvd patches,
and they are not going away just because you want to make up some new
names.

-- 
Jens Axboe