[PATCH 0/5] Optimize single thread migration

[Michal KoutnÃ]

Hello.

The important part is the patch 02 where the reasoning is.

The rest is mostly auxiliar and split out into separate commits for
better readability.

The patches are based on v5.3. 

Michal


Michal Koutnà (5):
  cgroup: Update comments about task exit path
  cgroup: Optimize single thread migration
  selftests: cgroup: Simplify task self migration
  selftests: cgroup: Add task migration tests
  selftests: cgroup: Run test_core under interfering stress

 kernel/cgroup/cgroup-internal.h               |   5 +-
 kernel/cgroup/cgroup-v1.c                     |   5 +-
 kernel/cgroup/cgroup.c                        |  68 ++++----
 tools/testing/selftests/cgroup/Makefile       |   4 +-
 tools/testing/selftests/cgroup/cgroup_util.c  |  42 ++++-
 tools/testing/selftests/cgroup/cgroup_util.h  |   6 +-
 tools/testing/selftests/cgroup/test_core.c    | 146 ++++++++++++++++++
 tools/testing/selftests/cgroup/test_freezer.c |   2 +-
 tools/testing/selftests/cgroup/test_stress.sh |   4 +
 tools/testing/selftests/cgroup/with_stress.sh | 101 ++++++++++++
 10 files changed, 342 insertions(+), 41 deletions(-)
 create mode 100755 tools/testing/selftests/cgroup/test_stress.sh
 create mode 100755 tools/testing/selftests/cgroup/with_stress.sh

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2.21.0