From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aleksa Sarai Subject: [PATCH v9 0/4] cgroups: add pids subsystem Date: Sun, 12 Apr 2015 10:51:53 +1000 Message-ID: <1428799917-15141-1-git-send-email-cyphar@cyphar.com> Return-path: Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org, mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org Cc: richard-/L3Ra7n9ekc@public.gmane.org, fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Aleksa Sarai This is an updated version of v8 of the pids patchset[1], with a few small fixes, namely: * Remove the cgroup_fork_state abstraction and just store the ss_state (void *)[CGROUP_PREFORK_COUNT] on the stack. * Only pass a (void **) to can_fork, and pass (void *) to {cancel_,}fork. * Add a tagging macro to cgroup_subsys.h, so that the ss_state array can be CGROUP_PREFORK_COUNT in size. [1]: https://lkml.org/lkml/2015/4/1/145 Aleksa Sarai (4): cgroups: use bitmask to filter for_each_subsys cgroups: replace explicit ss_mask checking with for_each_subsys_which cgroups: allow a cgroup subsystem to reject a fork cgroups: implement the PIDs subsystem include/linux/cgroup.h | 67 ++++++-- include/linux/cgroup_subsys.h | 43 +++++ init/Kconfig | 16 ++ kernel/Makefile | 1 + kernel/cgroup.c | 182 +++++++++++++++------ kernel/cgroup_freezer.c | 2 +- kernel/cgroup_pids.c | 367 ++++++++++++++++++++++++++++++++++++++++++ kernel/fork.c | 19 ++- kernel/sched/core.c | 2 +- 9 files changed, 633 insertions(+), 66 deletions(-) create mode 100644 kernel/cgroup_pids.c -- 2.3.5