linux-kernel - RE: [PATCH V1] regulator: fixed: Move drivers to subsys_initcall

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Date:	Fri, 6 Jan 2012 16:49:50 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
CC:	Laxman Dewangan <ldewangan.com@...dia.com>,
	"lrg@...mlogic.co.uk" <lrg@...mlogic.co.uk>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>
Subject: RE: [PATCH V1] regulator: fixed: Move drivers to
 subsys_initcall_sync()

> From: linux-pm-owner@...r.kernel.org [mailto:linux-pm-owner@...r.kernel.org]
> On Behalf Of Mark Brown
> Sent: Friday, January 06, 2012 12:24 PM

> > is in subsys_initcall_sync() in place of arch_init, although driver is in
> > subsys_initcall() to postponed the probe calling.
> 
> > What do you suggest on this case?
> 
> Honestly I'd suggest that you contribute to the effort to get the probe
> ordering handling code implemented in mainline.  This just seems like a
> big can of worms to open up for something that's hopefully just going to
> be a short term thing.  It's a real problem but this seems fairly niche
> and like if we start doing more than we're already doing we're going to
> end up running around chasing our own tails on this stuff.  I'm really
> not sure what the status is on that work, though - it may be that you
> actually need to pick the patches up and push them forwards yourself.

Completely agree with you. I went through the Grant's change 
" drivercore: Add driver probe deferral mechanism" and it is
discussed in more details here. I will start different thread
communication on this issue.


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