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Date:   Mon, 26 Apr 2021 19:27:27 -0700 (PDT)
From:   Hugh Dickins <hughd@google.com>
To:     Axel Rasmussen <axelrasmussen@google.com>
cc:     Alexander Viro <viro@zeniv.linux.org.uk>,
        Andrea Arcangeli <aarcange@redhat.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Hugh Dickins <hughd@google.com>,
        Jerome Glisse <jglisse@redhat.com>,
        Joe Perches <joe@perches.com>,
        Lokesh Gidra <lokeshgidra@google.com>,
        Mike Kravetz <mike.kravetz@oracle.com>,
        Mike Rapoport <rppt@linux.vnet.ibm.com>,
        Peter Xu <peterx@redhat.com>, Shaohua Li <shli@fb.com>,
        Shuah Khan <shuah@kernel.org>,
        Stephen Rothwell <sfr@canb.auug.org.au>,
        Wang Qing <wangqing@vivo.com>, linux-api@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org, linux-mm@kvack.org,
        Brian Geffon <bgeffon@google.com>,
        "Dr . David Alan Gilbert" <dgilbert@redhat.com>,
        Mina Almasry <almasrymina@google.com>,
        Oliver Upton <oupton@google.com>
Subject: Re: [PATCH v4 10/10] userfaultfd: update documentation to mention
 shmem minor faults
In-Reply-To: <20210420220804.486803-11-axelrasmussen@google.com>
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References: <20210420220804.486803-1-axelrasmussen@google.com> <20210420220804.486803-11-axelrasmussen@google.com>
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On Tue, 20 Apr 2021, Axel Rasmussen wrote:

> Generally, the documentation we wrote for hugetlbfs-based minor faults
> still all applies. The only missing piece is to mention the new feature
> flag which indicates that the kernel supports this for shmem as well.
> 
> Signed-off-by: Axel Rasmussen <axelrasmussen@google.com>

Acked-by: Hugh Dickins <hughd@google.com>

(but could be folded into the one which defines UFFD_FEATURE_MINOR_SHMEM)

> ---
>  Documentation/admin-guide/mm/userfaultfd.rst | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)