linux-kernel - RE: Change of Default kernel page size i.e 4KB

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Message-ID: <25B374CC0D9DFB4698BB331F82CD0CF20D606B@wdscexbe08.sc.wdc.com>
Date:	Wed, 1 Dec 2010 18:09:48 -0800
From:	"Daniel Taylor" <Daniel.Taylor@....com>
To:	"naveen yadav" <yad.naveen@...il.com>,
	<linux-kernel@...r.kernel.org>
Subject: RE: Change of Default kernel page size i.e 4KB

 

> -----Original Message-----
> From: linux-kernel-owner@...r.kernel.org 
> [mailto:linux-kernel-owner@...r.kernel.org] On Behalf Of naveen yadav
> Sent: Wednesday, December 01, 2010 8:53 AM
> To: linux-kernel@...r.kernel.org
> Subject: Change of Default kernel page size i.e 4KB
> 
> Hi all,
> 
>  I have few drivers and very big application running on ARM 
> and MIPS target.
>  I want to check the performance by changing the page size ie.
>  8K, 16K, 32K etc.
> 
>  Is it possile, If yes then what all care i need to take .
> 
> thanks
> --
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> 

For processor families that have Linux support for other-than-4K page
sizes, you can use menuconfig to change the page size in "Kernel Options".

This changes the configuration items: PPC_*_PAGES, SPARC64_PAGE_SIZE_*,
(MIPS) PAGE_SIZE_*, IA64_PAGE_SIZE_*.
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