Re: [PATCH 1/5] add per-zone statistics to show_free_areas()

[Wu Fengguang <fengguang.wu@intel.com>]

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