Re: [PATCH 2/2] mm/uffd: Allow vma to merge as much as possible

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To: Lorenzo Stoakes <lstoakes@xxxxxxxxx>
Subject: Re: [PATCH 2/2] mm/uffd: Allow vma to merge as much as possible
From: Peter Xu <peterx@xxxxxxxxxx>
Date: Wed, 17 May 2023 14:39:39 -0400
Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, "Liam R . Howlett" <Liam.Howlett@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Andrea Arcangeli <aarcange@xxxxxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, linux-stable <stable@xxxxxxxxxxxxxxx>
In-reply-to: <a23dc138-a7b3-40c7-adf9-68b2c8185e08@lucifer.local>
References: <20230517150408.3411044-1-peterx@redhat.com> <20230517150408.3411044-3-peterx@redhat.com> <a23dc138-a7b3-40c7-adf9-68b2c8185e08@lucifer.local>

On Wed, May 17, 2023 at 06:23:18PM +0100, Lorenzo Stoakes wrote:
> Maybe a Reported-by me since I discovered the fragmentation was already
> happening via the repro? :)

Sure!  I'll add it when/if there's a repost.  Thanks.

-- 
Peter Xu

References:
- [PATCH 0/2] mm/uffd: Fix vma merge/split
  - From: Peter Xu
- [PATCH 2/2] mm/uffd: Allow vma to merge as much as possible
  - From: Peter Xu
- Re: [PATCH 2/2] mm/uffd: Allow vma to merge as much as possible
  - From: Lorenzo Stoakes

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