linux-kernel - Re: [RFC v1 05/25] gpio: Use irq_desc_get_xxx() to avoid redundant lookup of irq

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Message-ID: <556C62C5.2040107@linux.intel.com>
Date:	Mon, 01 Jun 2015 21:48:53 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Linus Walleij <linus.walleij@...aro.org>
CC:	Thomas Gleixner <tglx@...utronix.de>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>, Ray Jui <rjui@...adcom.com>,
	Alexandre Courbot <gnurou@...il.com>,
	Javier Martinez Canillas <javier@...hile0.org>,
	Santosh Shilimkar <ssantosh@...nel.org>,
	Kevin Hilman <khilman@...prootsystems.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Michal Simek <michal.simek@...inx.com>,
	Sören Brinkmann <soren.brinkmann@...inx.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Tony Luck <tony.luck@...el.com>, x86@...nel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-pci <linux-pci@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	bcm-kernel-feedback-list <bcm-kernel-feedback-list@...adcom.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
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	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC v1 05/25] gpio: Use irq_desc_get_xxx() to avoid redundant
 lookup of irq_desc

On 2015/6/1 20:45, Linus Walleij wrote:
> On Wed, May 20, 2015 at 11:59 AM, Jiang Liu <jiang.liu@...ux.intel.com> wrote:
> 
>> Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
>> already have a pointer to corresponding irq_desc.
>>
>> Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
> 
> Acked-by: Linus Walleij <linus.walleij@...aro.org>
> 
> Are there dependencies on this patch or can I just apply it
> directly to the GPIO tree?
Hi Linus,
	Thanks for review.
	There's a very long dependency list of this patch set,
so it would be safer to merge this patch set altogether through
the irq tree if that works:)
Thanks!
Gerry

> 
> Yours,
> Linus Walleij
> 
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