[PATCH, v6 0/3] Introduce timer slack controller

Kirill A. Shutsemov
2011-02-14T13:06:24Z

From: Kirill A. Shutemov <kirill-oKw7cIdHH8eLwutG50LtGA@public.gmane.org>

Changelog:

v6:
- add documentation
- use notifier_call_chain() instead of check hook
- fix validate_change()
- cleanup
v5:
- -EBUSY on writing to timer_slack.min_slack_ns/max_slack_ns if a child has
wider min-max range
v4:
- hierarchy support
- drop dummy_timer_slack_check()
- workaround lockdep false (?) positive
- allow 0 as timer slack value
v3:
- rework interface
- s/EXPORT_SYMBOL/EXPORT_SYMBOL_GPL/
v2:
- fixed with CONFIG_CGROUP_TIMER_SLACK=y
v1:
- initial revision

Kirill A. Shutemov (3):
cgroups: export cgroup_iter_{start,next,end}
Implement timer slack notifier chain
cgroups: introduce timer slack controller

Documentation/cgroups/timer_slack.txt | 93 +++++++++++
include/linux/cgroup_subsys.h | 6 +
include/linux/sched.h | 5 +
init/Kconfig | 10 ++
kernel/Makefile | 3 +-
kernel/cgroup.c | 3 +
kernel/cgroup_timer_slack.c | 285 +++++++++++++++++++++++++++++++++
kernel/sys.c | 9 +-
kernel/timer_slack.c | 57 +++++++
9 files changed, 463 insertions(+), 8 deletions(-)
create mode 100644 Documentation/cgroups/timer_slack.txt
create mode 100644 kernel/cgroup_timer_slack.c
create mode 100644 kernel/timer_slack.c

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1.7.4