linux-kernel - Re: [1/1] mm: thp: calculate the mapcount correctly for THP pages during WP faults

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Date:	Thu, 12 May 2016 14:48:19 -0400
From:	Mike Marciniszyn <mike.marciniszyn@...el.com>
To:	Andrea Arcangeli <aarcange@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
	Alex Williamson <alex.williamson@...hat.com>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	"Luick, Dean" <dean.luick@...el.com>
Subject: Re: [1/1] mm: thp: calculate the mapcount correctly for THP pages during WP faults

>
>Reviewed-by: "Kirill A. Shutemov" <kirill@...temov.name>
>Signed-off-by: Andrea Arcangeli <aarcange@...hat.com>
>

Andrea,

Perhaps add a V<n> in the subject for subsequent submissions as well as
version change control in email after the ---.

I happened to know the differences, but others might not.

This patch also solves the >= 4.5-rc1 IB user memory registration thp bug
that results in memory corruption!

Reviewed-by: Dean Luick <dean.luick@...el.com>
Tested-by: Mike Marciniszyn <mike.marciniszyn@...el.com>
Tested-by: Josh Collier <josh.d.collier@...el.com>