linux-kernel - Re: [PATCH 1/5] userfaultfd.2: describe memory types that can be used from 4.11

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Message-ID: <adc6c2a6-1cd8-cdf9-86b2-5e9e517833c8@gmail.com>
Date:   Wed, 26 Apr 2017 08:52:16 +0200
From:   "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:     Mike Rapoport <rppt@...ux.vnet.ibm.com>
Cc:     mtk.manpages@...il.com, Andrea Arcangeli <aarcange@...hat.com>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-man@...r.kernel.org
Subject: Re: [PATCH 1/5] userfaultfd.2: describe memory types that can be used
 from 4.11

On 04/25/2017 06:29 PM, Mike Rapoport wrote:
> Signed-off-by: Mike Rapoport <rppt@...ux.vnet.ibm.com>

Thanks, Mike. Applied.

Cheers,

Michael



> ---
>  man2/userfaultfd.2 | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/man2/userfaultfd.2 b/man2/userfaultfd.2
> index 1603c20..c89484f 100644
> --- a/man2/userfaultfd.2
> +++ b/man2/userfaultfd.2
> @@ -130,8 +130,12 @@ Details of the various
>  operations can be found in
>  .BR ioctl_userfaultfd (2).
>  
> -Currently, userfaultfd can be used only with anonymous private memory
> -mappings.
> +Up to Linux 4.11,
> +userfaultfd can be used only with anonymous private memory mappings.
> +
> +Since Linux 4.11,
> +userfaultfd can be also used with hugetlbfs and shared memory mappings.
> +
>  .\"
>  .SS Reading from the userfaultfd structure
>  Each
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/