From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Andi Kleen <andi.kleen@intel.com>
Cc: "Michał Nazarewicz" <m.nazarewicz@samsung.com>,
"Minchan Kim" <minchan.kim@gmail.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"KOSAKI Motohiro" <kosaki.motohiro@gmail.com>,
"fujita.tomonori@lab.ntt.co.jp" <fujita.tomonori@lab.ntt.co.jp>,
"felipe.contreras@gmail.com" <felipe.contreras@gmail.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
"Jonathan Corbet" <corbet@lwn.net>,
"Russell King" <linux@arm.linux.org.uk>,
"Pawel Osciak" <pawel@osciak.com>,
"Peter Zijlstra" <peterz@infradead.org>
Subject: Re: [RFC][PATCH 0/3] big chunk memory allocator v2
Date: Fri, 29 Oct 2010 21:31:36 +0900 [thread overview]
Message-ID: <20101029213136.7c4a99e2.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <20101029122928.GA17792@gargoyle.fritz.box>
On Fri, 29 Oct 2010 14:29:28 +0200
Andi Kleen <andi.kleen@intel.com> wrote:
>
> > About my patch, I may have to prealloc all required pages before start.
> > But I didn't do that at this time.
>
> preallocate when? I thought the whole point of the large memory allocator
> was to not have to pre-allocate.
>
Yes, one-by-one allocation prevents the allocation from sudden-attack.
I just wonder to add a knob for "migrate pages here" :)
Thanks,
-Kame
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next prev parent reply other threads:[~2010-10-29 12:37 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-26 10:00 KAMEZAWA Hiroyuki
2010-10-26 10:02 ` [RFC][PATCH 1/3] move code from memory_hotplug to page_isolation KAMEZAWA Hiroyuki
2010-10-26 10:04 ` [RFC][PATCH 2/3] a help function for find physically contiguous block KAMEZAWA Hiroyuki
2010-10-29 3:53 ` Bob Liu
2010-10-29 4:00 ` KAMEZAWA Hiroyuki
2010-10-26 10:08 ` [RFC][PATCH 3/3] a big contig memory allocator KAMEZAWA Hiroyuki
2010-10-29 3:55 ` Bob Liu
2010-10-29 4:02 ` KAMEZAWA Hiroyuki
2010-10-27 23:22 ` [RFC][PATCH 0/3] big chunk memory allocator v2 Minchan Kim
2010-10-29 9:20 ` Michał Nazarewicz
2010-10-29 10:31 ` Andi Kleen
2010-10-29 10:59 ` KAMEZAWA Hiroyuki
2010-10-29 12:29 ` Andi Kleen
2010-10-29 12:31 ` KAMEZAWA Hiroyuki [this message]
2010-10-29 12:43 ` Michał Nazarewicz
2010-10-29 14:27 ` Andi Kleen
2010-10-29 14:58 ` Michał Nazarewicz
2010-10-29 13:11 ` Minchan Kim
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