From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Christoph Lameter <clameter@engr.sgi.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, Dave Hansen <haveblue@us.ibm.com>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH] remove zone_mem_map
Date: Wed, 22 Feb 2006 12:52:25 +0900 [thread overview]
Message-ID: <43FBDFF9.4080002@jp.fujitsu.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0602211939210.26289@schroedinger.engr.sgi.com>
Christoph Lameter wrote:
> On Wed, 22 Feb 2006, KAMEZAWA Hiroyuki wrote:
>
>> BTW, ia64 looks very special. Does it make sensible performance gain ?
>
> Well yes, we actually have virtual mappings in kernel address space.
> F.e. The hotplug remove issues could be fixed there by remapping pages.
>
Ah, if we place node_data[i](array of pointer to pgdat) in region 7,
there is no trouble ?
(maybe zone_table[] should be also..)
-- Kame
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prev parent reply other threads:[~2006-02-22 3:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-22 0:22 KAMEZAWA Hiroyuki
2006-02-22 2:33 ` Andrew Morton
2006-02-22 2:52 ` KAMEZAWA Hiroyuki
2006-02-22 3:04 ` Christoph Lameter
2006-02-22 3:25 ` KAMEZAWA Hiroyuki
2006-02-22 3:41 ` Christoph Lameter
2006-02-22 3:52 ` KAMEZAWA Hiroyuki [this message]
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