linux-kernel - Re: [PATCH] driver core: remove polling for driver_probe

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Message-ID: <20090204170858.2d07b546@infradead.org>
Date:	Wed, 4 Feb 2009 17:08:58 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	Greg KH <greg@...ah.com>
Cc:	tom.leiming@...il.com, kay.sievers@...y.org,
	cornelia.huck@...ibm.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] driver core: remove polling for driver_probe_done(v3)

On Wed, 4 Feb 2009 15:08:51 -0800
Greg KH <greg@...ah.com> 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@...il.com wrote:
> > 
> > > From: Ming Lei <tom.leiming@...il.com>
> > > 
> > > 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@...il.com>
> > 
> > ok this one will work fine ;)
> > 
> > Reviewed-by: Arjan van de Ven <arjan@...ux.intel.com>
> > 
> > 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
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