From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [GIT PULL] cgroup changes for 4.3 Date: Wed, 2 Sep 2015 08:42:43 -0400 Message-ID: <20150902124243.GD22326@mtj.duckdns.org> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:date:from:to:cc:subject:message-id:mime-version:content-type :content-disposition:user-agent; bh=0sJYgbN4EGFMRzdF/nIlovB7GwcdGZbHEEGimVYAdKQ=; b=MylaLs8moEMvHE7JOtA4gBTwLEkcHjGCcRT35fkovC9i95mfNbptwqwVHsvr2qjnjf dNTJGskC51GaAPxDV4JwCaaGRKto5QSQK0To1/6uJ1b0R5+Aj2UBoRg0Fgjms2c1LLAB /qZrT8nn9hlwphneTghuY9DzEb17nCOICio01zT/cFeBQyFdU5tFQaasmpBRHeKPxH6w JPZ5YJwA1FJUbi3lkMpzPbyjsCxYxoUtXpxYSuNNiFUx+dkMyWgnwOja+E1CH1uCvWPp Ll5giMvlpMSQIq+lEfT69IF2GQQ9Ype+jz0nizlVxZbmFE0q7Kza2xGu+d7soABqxHfO cvQA== Content-Disposition: inline Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Linus Torvalds Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Li Zefan , Johannes Weiner , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Hello, cgroup changes for 4.3. * A new PIDs controller is added. It turns out that PIDs are actually an independent resource from kmem due to the limited PID space. * More core preparations for the v2 interface. Once cpu side interface is settled, it should be ready for lifting the devel mask. for-4.3-unified-base was temporarily branched so that other trees (block) can pull cgroup core changes that blkcg changes depend on. * A non-critical idr_preload usage bug fix. Thanks. The following changes since commit d770e558e21961ad6cfdf0ff7df0eb5d7d4f0754: Linux 4.2-rc1 (2015-07-05 11:01:52 -0700) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-4.3 for you to fetch changes up to 20f1f4b5ffb870631bf4a4e7c7ba10e3528ae6a6: Merge branch 'for-4.3-unified-base' into for-4.3 (2015-08-25 14:19:29 -0400) ---------------------------------------------------------------- Aleksa Sarai (4): cgroup: allow a cgroup subsystem to reject a fork cgroup: implement the PIDs subsystem cgroup: add documentation for the PIDs controller cgroup: pids: fix invalid get/put usage Tejun Heo (6): cgroup: define controller file conventions cgroup: export cgrp_dfl_root cgroup: make cftype->private a unsigned long cgroup: don't print subsystems for the default hierarchy cgroup: introduce cgroup_subsys->legacy_name Merge branch 'for-4.3-unified-base' into for-4.3 Vladimir Davydov (1): cgroup: fix idr_preload usage CREDITS | 5 + Documentation/cgroups/00-INDEX | 2 + Documentation/cgroups/pids.txt | 85 +++++++ Documentation/cgroups/unified-hierarchy.txt | 80 ++++++- include/linux/cgroup-defs.h | 15 +- include/linux/cgroup.h | 24 +- include/linux/cgroup_subsys.h | 28 +++ init/Kconfig | 16 ++ kernel/Makefile | 1 + kernel/cgroup.c | 122 ++++++++-- kernel/cgroup_freezer.c | 2 +- kernel/cgroup_pids.c | 355 ++++++++++++++++++++++++++++ kernel/fork.c | 17 +- kernel/sched/core.c | 2 +- 14 files changed, 717 insertions(+), 37 deletions(-) create mode 100644 Documentation/cgroups/pids.txt create mode 100644 kernel/cgroup_pids.c -- tejun