linux-kernel - Re: [PATCH] [5/18] Expand the hugetlbfs sysctls to handle arrays for all hstates

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Message-ID: <20080318170136.GP23866@csn.ul.ie>
Date:	Tue, 18 Mar 2008 17:01:36 +0000
From:	Mel Gorman <mel@....ul.ie>
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] [5/18] Expand the hugetlbfs sysctls to handle arrays for all hstates

On (18/03/08 17:49), Andi Kleen didst pronounce:
> > Also, offhand it's not super-clear why max_huge_pages is not part of
> > hstate as we only expect one hstate per pagesize anyway.
> 
> They need to be an separate array for the sysctl parsing function.
> 

D'oh, of course. Pointing that out answers my other questions in relation to
how writing single values to a proc entry affects multiple pools as well. I
was still thinking of max_huge_pages as as a single value instead of an array.

Thanks

-- 
Mel Gorman
Part-time Phd Student                          Linux Technology Center
University of Limerick                         IBM Dublin Software Lab
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