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From: Dave Hansen <haveblue@us.ibm.com>
To: Zou Nan hai <nanhai.zou@intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>, Suresh.b.siddha@intel.com
Subject: Re: [Patch] Allocate sparse vmemmap block above 4G
Date: Wed, 07 Nov 2007 09:12:30 -0800	[thread overview]
Message-ID: <1194455550.7078.58.camel@localhost> (raw)
In-Reply-To: <1194419267.3046.1412.camel@linux-znh>

On Wed, 2007-11-07 at 15:07 +0800, Zou Nan hai wrote:
> Try to allocate sparse vmemmap block above 4G on x64 system.
> 
> On some single node x64 system with huge amount of physical memory e.g
> 64G. the memmap size maybe very big. 

Could we just change the default bootmem behavior to allocate top-down?

-- Dave


  reply	other threads:[~2007-11-07 17:13 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-07  7:07 [Patch] Allocate sparse vmemmap block above 4G Zou Nan hai
2007-11-07 17:12 ` Dave Hansen [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-11-08  0:52 Zou Nan hai
2007-11-08 14:07 ` Mel Gorman
2007-11-09  1:28   ` Zou, Nanhai
2007-11-09  1:54     ` Christoph Lameter
2007-11-09 14:42     ` Mel Gorman

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