linux-kernel - Re: [PATCH] [6/18] Add support to have individual hstates for each hugetlbfs mount

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Date:	Tue, 18 Mar 2008 09:10:06 -0500
From:	Adam Litke <agl@...ibm.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, pj@....com, linux-mm@...ck.org,
	nickpiggin@...oo.com.au
Subject: Re: [PATCH] [6/18] Add support to have individual hstates for each
	hugetlbfs mount


On Mon, 2008-03-17 at 02:58 +0100, Andi Kleen wrote:
> - Add a new pagesize= option to the hugetlbfs mount that allows setting
> the page size
> - Set up pointers to a suitable hstate for the set page size option
> to the super block and the inode and the vma.
> - Change the hstate accessors to use this information
> - Add code to the hstate init function to set parsed_hstate for command
> line processing
> - Handle duplicated hstate registrations to the make command line user proof
> 
> Signed-off-by: Andi Kleen <ak@...e.de>

FWIW, I think this approach is definitely the way to go for supporting
multiple huge page sizes.

-- 
Adam Litke - (agl at us.ibm.com)
IBM Linux Technology Center

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