Path: csiph.com!goblin3!goblin.stu.neva.ru!news.roellig-ltd.de!open-news-network.org!weretis.net!feeder4.news.weretis.net!news.unit0.net!news.panservice.it!diesel.cu.mi.it!bofh.it!news.nic.it!robomod From: Mike Rapoport Newsgroups: linux.kernel Subject: [PATCH 0/3] userfaultfd: selftest: add event tests Date: Sun, 28 Aug 2016 16:40:01 +0200 Message-ID: X-Ibm-Helo: d06dlp01.portsmouth.uk.ibm.com X-Ibm-Mailfrom: rppt@linux.vnet.ibm.com X-Ibm-Rcptto: linux-kernel@vger.kernel.org X-Mailer: git-send-email 1.9.1 X-Tm-As-Mml: disable X-Content-Scanned: Fidelis XPS MAILER X-Cbid: 16082814-0020-0000-0000-000002391755 X-Ibm-Av-Detection: SAVI=unused REMOTE=unused XFE=unused X-Cbparentid: 16082814-0021-0000-0000-00003DCC35A7 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-08-28_08:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608280143 Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 18 Organization: linux.* mail to news gateway X-Original-Cc: Pavel Emelyanov , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport X-Original-Date: Sun, 28 Aug 2016 17:37:44 +0300 X-Original-Message-ID: <1472395067-24538-1-git-send-email-rppt@linux.vnet.ibm.com> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1471374 Hi, These patches add tests for userfaultfd events used in non-cooperative scenario. The tests verify that fork(), mremap() and madvise(MADV_DONTNEED) can be properly handled when the process that monitors userfaultfd is not the process that causes the pagefaults. Mike Rapoport (3): userfaultfd: selftest: introduce userfaultfd_open userfaultfd: selftest: add ufd parameter to copy_page userfaultfd: selftest: add test for FORK, MADVDONTNEED and REMAP events tools/testing/selftests/vm/userfaultfd.c | 219 ++++++++++++++++++++++++++----- 1 file changed, 189 insertions(+), 30 deletions(-) -- 1.9.1