linux-kernel - Re: [PATCH] memory hotadd fixes [1/5] not-aligned memory hotadd handling fix

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Message-Id: <1154649816.5925.36.camel@keithlap>
Date:	Thu, 03 Aug 2006 17:03:36 -0700
From:	keith mannthey <kmannth@...ibm.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	lhms-devel <lhms-devel@...ts.sourceforge.net>,
	"y-goto@...fujitsu.com" <y-goto@...fujitsu.com>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] memory hotadd fixes [1/5] not-aligned memory hotadd
	handling fix


> ioresouce handling code in memory hotplug allows not-aligned memory hot add.
> But when memmap and other memory structures are initialized, parameters
> should be aligned. (if not aligned, initialization of mem_map will do wrong,
> it assumes parameters are aligned.) This patch fix it.
> 
> And this patch allows ioresource collision check to handle -EEXIST.
>
> Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> 
> 
>  mm/memory_hotplug.c |   23 ++++++++++++++++-------
>  1 files changed, 16 insertions(+), 7 deletions(-)

This code looks and boots fine for me with x86_64.

 
Acked-by: Keith Mannthey <kmannth@...ibm.com>

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