linux-kernel - Re: [PATCHv2 0/9] split page table lock for PMD tables

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Message-Id: <20130926213807.1D82AE0090@blue.fi.intel.com>
Date:	Fri, 27 Sep 2013 00:38:07 +0300 (EEST)
From:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To:	Alex Thorlton <athorlton@....com>
Cc:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Ingo Molnar <mingo@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	"Eric W . Biederman" <ebiederm@...ssion.com>,
	"Paul E . McKenney" <paulmck@...ux.vnet.ibm.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Andi Kleen <ak@...ux.intel.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Dave Hansen <dave.hansen@...el.com>,
	Dave Jones <davej@...hat.com>,
	David Howells <dhowells@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Kees Cook <keescook@...omium.org>,
	Mel Gorman <mgorman@...e.de>,
	Michael Kerrisk <mtk.manpages@...il.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Rik van Riel <riel@...hat.com>,
	Robin Holt <robinmholt@...il.com>,
	Sedat Dilek <sedat.dilek@...il.com>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCHv2 0/9] split page table lock for PMD tables

Alex Thorlton wrote:
> > Let me guess: you have HUGETLBFS enabled in your config, right? ;)
> > 
> > HUGETLBFS hasn't converted to new locking and we disable split pmd lock if
> > HUGETLBFS is enabled.
> 
> Ahhhhh, that's got it!  I double checked my config a million times to
> make sure that I wasn't going crazy, but I must've missed that. With
> that fixed, it's performing exactly how I thought it should.  Looking
> great to me!

Can I use your Reviewed-by?

-- 
 Kirill A. Shutemov
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