linux-kernel - Re: [PATCH 4 of 6] hotplug-memory: use common online

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Date:	Thu, 03 Apr 2008 17:47:41 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Yasunori Goto <y-goto@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Christoph Lameter <clameter@....com>
Subject: Re: [PATCH 4 of 6] hotplug-memory: use common online_page


On Thu, 2008-04-03 at 17:05 -0700, Jeremy Fitzhardinge wrote:
> Apart from x86-32, all architectures use an identical online_page.
> Define it weakly in mm/memory_hotplug.c so that architectures can
> override it if necessary.

This is OK, but I do think the __weak stuff can make it a bit
counter-intuitive to track down which version is actually getting used.
Are there any people the currently override that __weak?

If not, we should probably just kill it.

-- Dave

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