linux-kernel - Re: [PATCH v1 1/3] mm/secretmem: fix GUP-fast succeeding on secretmem folios

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Message-Id: <20240325113043.4fb05ab324e5c21ec4c0c0d4@linux-foundation.org>
Date: Mon, 25 Mar 2024 11:30:43 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: David Hildenbrand <david@...hat.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, Mike Rapoport
 <rppt@...nel.org>, Miklos Szeredi <mszeredi@...hat.com>, Lorenzo Stoakes
 <lstoakes@...il.com>, xingwei lee <xrivendell7@...il.com>, yue sun
 <samsun1006219@...il.com>, Miklos Szeredi <miklos@...redi.hu>,
 stable@...r.kernel.org
Subject: Re: [PATCH v1 1/3] mm/secretmem: fix GUP-fast succeeding on
 secretmem folios

On Mon, 25 Mar 2024 14:41:12 +0100 David Hildenbrand <david@...hat.com> wrote:

> folio_is_secretmem() states that secretmem folios cannot be LRU folios:
> so we may only exit early if we find an LRU folio. Yet, we exit early if
> we find a folio that is not a secretmem folio.
> 
> ...
>
> Cc: <stable@...r.kernel.org>

Thanks, I split up this series.  Because this patch goes
mm-hotfixes-unstable -> mm-hotfixes-stable -> mainline whereas the
other two go mm-unstable -> mm-stable -> mainline at a later time.