linux-kernel - Re: [PATCH 1/7] mm: introduce simple_malloc()/simple

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Message-Id: <20081117142539.9b2c6bfc.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Mon, 17 Nov 2008 14:25:39 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	balbir@...ux.vnet.ibm.com
Cc:	Lai Jiangshan <laijs@...fujitsu.com>,
	Arjan van de Ven <arjan@...radead.org>,
	Dave Airlie <airlied@...il.com>,
	David Miller <davem@...emloft.net>, akpm@...ux-foundation.org,
	menage@...gle.com, jens.axboe@...cle.com, jack@...e.cz,
	jes@....com, linux-kernel@...r.kernel.org,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	dada1@...mosbay.com, Alexey Dobriyan <adobriyan@...il.com>
Subject: Re: [PATCH 1/7] mm: introduce simple_malloc()/simple_free()

On Mon, 17 Nov 2008 10:23:24 +0530
Balbir Singh <balbir@...ux.vnet.ibm.com> wrote:

> Lai Jiangshan wrote:
> > Arjan van de Ven wrote:
> >> On Mon, 17 Nov 2008 07:39:55 +1000
> >>
> >> I would go further than this.
> >>
> >> Make the code just use vmalloc(). Period.
> >>
> >> But then make vmalloc() smart and try do a direct mapping allocation
> >> first, before falling back to a virtual mapping. (and based on size it
> >> wouldn't even try it for just big things)
> >>
> >>
> >>
> > 
> > Hi, Arjan van de Ven
> > 
> > (I'll rename simple_malloc/simple_free to kvmalloc/kvfree)
> > 
> 
> I would prefer to find a way to say that one cannot select gfp_mask with this API.
> 
I think gfp_mask must be passed explicitly.

Thanks,
-Kame

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