linux-kernel - Re: [PATCH 1/2] gpio-pch: Use NUMA_NO_NODE not GFP

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Message-ID: <alpine.DEB.2.00.1110181859090.12850@chino.kir.corp.google.com>
Date:	Tue, 18 Oct 2011 18:59:55 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
cc:	Grant Likely <grant.likely@...retlab.ca>,
	linux-kernel@...r.kernel.org, qi.wang@...el.com,
	yong.y.wang@...el.com, joel.clark@...el.com,
	kok.howg.ewe@...el.com, Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH 1/2] gpio-pch: Use NUMA_NO_NODE not GFP_KERNEL

On Wed, 19 Oct 2011, Tomoya MORINAGA wrote:

> Currently, GFP_KERNEL is used as parameter of irq_alloc_descs like below.
> 
>           irq_base = irq_alloc_descs(-1, IOH_IRQ_BASE, num_ports[j],
>                                      GFP_KERNEL); 
> 
> This is not true.
> So, this patch uses NUMA_NO_NODE not GFP_KERNEL.
> 

Passing NUMA_NO_NODE means the allocation will be preferred on a node that 
is local to the executing processor.

> Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> Reported-by: David Rientjes <rientjes@...gle.com>
> Signed-off-by: Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>

Acked-by: David Rientjes <rientjes@...gle.com>
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