Re: [PATCH] driver core: remove polling for driver_probe_done(v3)
From: Arjan van de Ven
Date: Wed Feb 04 2009 - 20:09:34 EST
On Wed, 4 Feb 2009 15:08:51 -0800
Greg KH <greg@xxxxxxxxx> wrote:
> On Fri, Jan 30, 2009 at 06:52:24AM -0800, Arjan van de Ven wrote:
> > On Fri, 30 Jan 2009 20:48:35 +0800
> > tom.leiming@xxxxxxxxx wrote:
> >
> > > From: Ming Lei <tom.leiming@xxxxxxxxx>
> > >
> > > This patch adds a function : driver_wait_probe_done,
> > > which waits on condition of probing done to replace
> > > polling for driver_probe_done in fs initialization.
> > >
> > > There is no better way to avoid polling for
> > > driver_probe_done _and_ existence of the root device,
> > > so we does not replace the driver_probe_done with
> > > driver_wait_probe_done in such special case.
> > >
> > > Removing polling in fs initialization may lead to
> > > a faster boot.
> > >
> > > Signed-off-by: Ming Lei <tom.leiming@xxxxxxxxx>
> >
> > ok this one will work fine ;)
> >
> > Reviewed-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
> >
> > thanks for fixing this up
> > (it will clash with the patch that moves this to one place, but the
> > same cleanup can be done there)
>
> What patch is that? Should i be taking this? Or are they in some
> other tree?
it's the suspend-resume regression fixes that either you already have
or that raphael sent to you
>
> thanks,
>
> greg k-h
--
Arjan van de Ven Intel Open Source Technology Centre
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/