Date: Sun, 5 Jul 2009 19:14:40 +0800
From: Wu Fengguang <fengguang.wu@intel.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: LKML <linux-kernel@vger.kernel.org>, linux-mm <linux-mm@kvack.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Christoph Lameter <cl@linux-foundation.org>,
       David Rientjes <rientjes@google.com>, Rik van Riel <riel@redhat.com>
Subject: Re: [PATCH 1/5] add per-zone statistics to show_free_areas()
Message-ID: <20090705111440.GA2064@localhost>
References: <20090705182259.08F6.A69D9226@jp.fujitsu.com> <20090705110548.GA1898@localhost> <20090705200757.0911.A69D9226@jp.fujitsu.com>
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On Sun, Jul 05, 2009 at 07:09:55PM +0800, KOSAKI Motohiro wrote:
> > On Sun, Jul 05, 2009 at 05:23:35PM +0800, KOSAKI Motohiro wrote:
> > > Subject: [PATCH] add per-zone statistics to show_free_areas()
> > > 
> > > Currently, show_free_area() mainly display system memory usage. but it
> > > doesn't display per-zone memory usage information.
> > > 
> > > However, if DMA zone OOM occur, Administrator definitely need to know
> > > per-zone memory usage information.
> > 
> > DMA zone is normally lowmem-reserved. But I think the numbers still
> > make sense for DMA32.
> > 
> > Acked-by: Wu Fengguang <fengguang.wu@intel.com>
> 
> Yes, x86_64 have DMA and DMA32, but almost 64-bit architecture have
> 2 or 4GB "DMA" zone.

Ah Yes!

> Then, I wrote the patch description by generic name.

OK.

Thanks,
Fengguang
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