On Sul, 2005-06-12 at 19:15, Pierre Ossman wrote:
> Alan Cox wrote:
> I wasn't aware that you could do ioctl on sysfs nodes. I guess I'll have
> to dig a bit deeper in the documentation/code.
You can add support, but you'll need a device node one day anyway so you
might as well give up on the sysfs only game - it doesn't IMHO work.
> As for keeping the same ioctl. If the current ioctls are similar enough
> then I don't see why not. The userspace tools might need changing though
> since all ATA ioctls won't be available. What tool is used for locking
> an ATA drive? And is there some documentation detailing the lock
> commands and related ioctls so I can compare with what I'm trying to do?
Right now for ATA you issue a taskfile ioctl, for SCSI you use SG_IO and
applications are not presented with any uniformity.
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