From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f69.google.com (mail-wm0-f69.google.com [74.125.82.69]) by kanga.kvack.org (Postfix) with ESMTP id 532E66B0038 for ; Wed, 26 Apr 2017 02:52:25 -0400 (EDT) Received: by mail-wm0-f69.google.com with SMTP id b20so8235411wma.11 for ; Tue, 25 Apr 2017 23:52:25 -0700 (PDT) Received: from mail-wr0-x241.google.com (mail-wr0-x241.google.com. [2a00:1450:400c:c0c::241]) by mx.google.com with ESMTPS id c78si5663502wme.30.2017.04.25.23.52.19 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Apr 2017 23:52:19 -0700 (PDT) Received: by mail-wr0-x241.google.com with SMTP id g12so9743482wrg.2 for ; Tue, 25 Apr 2017 23:52:19 -0700 (PDT) Subject: Re: [PATCH 1/5] userfaultfd.2: describe memory types that can be used from 4.11 References: <1493137748-32452-1-git-send-email-rppt@linux.vnet.ibm.com> <1493137748-32452-2-git-send-email-rppt@linux.vnet.ibm.com> From: "Michael Kerrisk (man-pages)" Message-ID: Date: Wed, 26 Apr 2017 08:52:16 +0200 MIME-Version: 1.0 In-Reply-To: <1493137748-32452-2-git-send-email-rppt@linux.vnet.ibm.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Mike Rapoport Cc: mtk.manpages@gmail.com, Andrea Arcangeli , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-man@vger.kernel.org On 04/25/2017 06:29 PM, Mike Rapoport wrote: > Signed-off-by: Mike Rapoport 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/ -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org