linux-kernel - Re: [PATCH v4 6/8] mfd: make mfd_remove

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Message-ID: <1436175018.8279.4.camel@linux.intel.com>
Date:	Mon, 06 Jul 2015 12:30:18 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Lee Jones <lee.jones@...aro.org>,
	"Rafael J . Wysocki" <rjw@...ysocki.net>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Vinod Koul <vinod.koul@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	dmaengine@...r.kernel.org,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
	"Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
	Mike Turquette <mturquette@...aro.org>
Subject: Re: [PATCH v4 6/8] mfd: make mfd_remove_devices() iterate in
 reverse order

On Mon, 2015-07-06 at 11:24 +0200, Geert Uytterhoeven wrote:
> On Mon, Jul 6, 2015 at 11:10 AM, Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
> > On Wed, 2015-06-24 at 12:31 +0100, Lee Jones wrote:
> > > On Mon, 15 Jun 2015, Andy Shevchenko wrote:
> > > 
> > > > The newly introduced device_for_each_child_reverse() would be 
> > > > used
> > > > when MFD
> > > > core removes the device.
> > > > 
> > > > After this patch applied the devices will be removed in a 
> > > > reversed
> > > > order. This
> > > > behaviour is useful when devices have implicit dependency on 
> > > > order,
> > > > i.e.
> > > > consider MFD device with serial bus controller, such as SPI, 
> > > > and
> > > > DMA IP that is
> > > > attached to serial bus controller: before remove the DMA driver 
> > > > we
> > > > have to be
> > > > ensured that no DMA transfers is ongoing and the requested 
> > > > channel
> > > > are unused.
> > > > 
> > > > Signed-off-by: Andy Shevchenko <
> > > > andriy.shevchenko@...ux.intel.com>
> > > > ---
> > > >  drivers/mfd/mfd-core.c | 2 +-
> > > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > Applied, thanks.
> > 
> > Hmm… Seems kinda mistake. I can't see this applied (and required
> > previous patches 4 and 5) to any of your branch neither in 
> > (today's)
> > linux-next.
> 
> New stuff applied after v4.1 couldn't show up in -next before v4.2
> -rc1 was
> released (which just happened last night)?

Might be, I would like to resend new version of my series and that's
why I would like to have a branch to check what is already applied. So,
if I can't see it does it mean it is brewed in the private repository?

-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy
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