linux-kernel - RE: [PATCH] online CPU before memory failed in pcpu_alloc

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Message-ID: <F4DF93C7785E2549970341072BC32CD722717DBB@irsmsx503.ger.corp.intel.com>
Date:	Fri, 21 May 2010 08:29:09 +0100
From:	"Kleen, Andi" <andi.kleen@...el.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	minskey guo <chaohong_guo@...ux.intel.com>
CC:	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"prarit@...hat.com" <prarit@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Guo, Chaohong" <chaohong.guo@...el.com>,
	Tejun Heo <tj@...nel.org>,
	"stable@...nel.org" <stable@...nel.org>
Subject: RE: [PATCH] online CPU before memory failed in pcpu_alloc_pages()

>
>How serious is this issue?  Just a warning?  Dead box?

It's pretty much a showstopper for memory hotadd with a new node.

-Andi

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