linux-kernel - Re: [PATCH] mm, gfp: escalatedly define GFP_HIGHUSER and GFP_HIGHUSER

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Date:	Mon, 24 Nov 2014 21:01:27 +0200
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	Jianyu Zhan <nasa4836@...il.com>
Cc:	akpm@...ux-foundation.org, mgorman@...e.de, riel@...hat.com,
	sasha.levin@...cle.com, n-horiguchi@...jp.nec.com,
	andriy.shevchenko@...ux.intel.com, rientjes@...gle.com,
	hannes@...xchg.org, vdavydov@...allels.com, fabf@...net.be,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Jianyu Zhan <jianyu.zhan@....com>
Subject: Re: [PATCH] mm, gfp: escalatedly define GFP_HIGHUSER and
 GFP_HIGHUSER_MOVABLE

On Tue, Nov 25, 2014 at 12:43:47AM +0800, Jianyu Zhan wrote:
> GFP_USER, GFP_HIGHUSER and GFP_HIGHUSER_MOVABLE are escalatedly
> confined defined, also implied by their names:
> 
> GFP_USER                                  = GFP_USER
> GFP_USER + __GFP_HIGHMEM                  = GFP_HIGHUSER
> GFP_USER + __GFP_HIGHMEM + __GFP_MOVABLE  = GFP_HIGHUSER_MOVABLE

Looks reasonable.

Acked-by: Kirill A. Shutemov <kirill@...ux.intel.com>

But I would prefer to have GPF_HIGHUSER movable by default and
GFP_HIGHUSER_UNMOVABLE to opt out.

-- 
 Kirill A. Shutemov
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