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