linux-kernel - Re: [PATCH -alternative] mm: hugetlbfs: Close race during teardown of hugetlbfs shared page tables V2 (resend)

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Date:	Thu, 26 Jul 2012 14:37:51 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Hugh Dickins <hughd@...gle.com>
CC:	Mel Gorman <mgorman@...e.de>, Michal Hocko <mhocko@...e.cz>,
	Linux-MM <linux-mm@...ck.org>,
	David Gibson <david@...son.dropbear.id.au>,
	Ken Chen <kenchen@...gle.com>,
	Cong Wang <xiyou.wangcong@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Larry Woodman <lwoodman@...hat.com>
Subject: Re: [PATCH -alternative] mm: hugetlbfs: Close race during teardown
 of hugetlbfs shared page tables V2 (resend)

On 07/23/2012 12:04 AM, Hugh Dickins wrote:

> I spent hours trying to dream up a better patch, trying various
> approaches.  I think I have a nice one now, what do you think?  And
> more importantly, does it work?  I have not tried to test it at all,
> that I'm hoping to leave to you, I'm sure you'll attack it with gusto!
>
> If you like it, please take it over and add your comments and signoff
> and send it in.  The second part won't come up in your testing, and could
> be made a separate patch if you prefer: it's a related point that struck
> me while I was playing with a different approach.
>
> I'm sorely tempted to leave a dangerous pair of eyes off the Cc,
> but that too would be unfair.
>
> Subject-to-your-testing-
> Signed-off-by: Hugh Dickins <hughd@...gle.com>

This patch looks good to me.

Larry, does Hugh's patch survive your testing?


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