Re: [patch 4/4] ide: Break ide_lock -- remove ide_lock from piix driver

[Ravikiran G Thirumalai <kiran@scalex86.org>]

On Wed, Sep 07, 2005 at 06:06:23PM +0100, Alan Cox wrote:
> On Maw, 2005-09-06 at 16:44 -0700, Ravikiran G Thirumalai wrote:
> > Patch to convert piix driver to use per-driver/hwgroup lock and kill
> > ide_lock.  In the case of piix, hwgroup->lock should be sufficient.
> 
> PIIX requires that both channels are quiescent when retuning in some
> cases. It wasn't totally safe before, its now totally broken. Start by

Then the change to piix controller in my patchset is bad, How about changing
the ide_lock to per-driver lock in this case?  Locking for rest of the
controllers in the system is left equivalent to what ide_lock did earlier..


> fixing the IDE layer locking properly (or forward porting my patches and
> then fixing them for all the refcounting changes and other stuff done
> since).

Can you please point me to the patchset...

Thanks,
Kiran
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