Merge branch 'for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo: "This includes Roman's cgroup2 freezer implementation. It's a separate machanism from cgroup1 freezer. Instead of blocking user tasks in arbitrary uninterruptible sleeps, the new implementation extends jobctl stop - frozen tasks are trapped in jobctl stop until thawed and can be killed and ptraced. Lots of thanks to Oleg for sheperding the effort. Other than that, there are a few trivial changes" * 'for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: never call do_group_exit() with task->frozen bit set kernel: cgroup: fix misuse of %x cgroup: get rid of cgroup_freezer_frozen_exit() cgroup: prevent spurious transition into non-frozen state cgroup: Remove unused cgrp variable cgroup: document cgroup v2 freezer interface cgroup: add tracing points for cgroup v2 freezer cgroup: make TRACE_CGROUP_PATH irq-safe kselftests: cgroup: add freezer controller self-tests kselftests: cgroup: don't fail on cg_kill_all() error in cg_destroy() cgroup: cgroup v2 freezer cgroup: protect cgroup->nr_(dying_)descendants by css_set_lock cgroup: implement __cgroup_task_count() helper cgroup: rename freezer.c into legacy_freezer.c cgroup: remove extra cgroup_migrate_finish() call
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- Documentation/admin-guide/cgroup-v2.rst 27 additions, 0 deletionsDocumentation/admin-guide/cgroup-v2.rst
- include/linux/cgroup-defs.h 33 additions, 0 deletionsinclude/linux/cgroup-defs.h
- include/linux/cgroup.h 43 additions, 0 deletionsinclude/linux/cgroup.h
- include/linux/sched.h 2 additions, 0 deletionsinclude/linux/sched.h
- include/linux/sched/jobctl.h 2 additions, 0 deletionsinclude/linux/sched/jobctl.h
- include/trace/events/cgroup.h 55 additions, 0 deletionsinclude/trace/events/cgroup.h
- kernel/cgroup/Makefile 2 additions, 2 deletionskernel/cgroup/Makefile
- kernel/cgroup/cgroup-internal.h 6 additions, 2 deletionskernel/cgroup/cgroup-internal.h
- kernel/cgroup/cgroup-v1.c 0 additions, 16 deletionskernel/cgroup/cgroup-v1.c
- kernel/cgroup/cgroup.c 144 additions, 8 deletionskernel/cgroup/cgroup.c
- kernel/cgroup/debug.c 4 additions, 4 deletionskernel/cgroup/debug.c
- kernel/cgroup/freezer.c 236 additions, 403 deletionskernel/cgroup/freezer.c
- kernel/cgroup/legacy_freezer.c 481 additions, 0 deletionskernel/cgroup/legacy_freezer.c
- kernel/fork.c 2 additions, 0 deletionskernel/fork.c
- kernel/signal.c 62 additions, 4 deletionskernel/signal.c
- tools/testing/selftests/cgroup/.gitignore 1 addition, 0 deletionstools/testing/selftests/cgroup/.gitignore
- tools/testing/selftests/cgroup/Makefile 2 additions, 0 deletionstools/testing/selftests/cgroup/Makefile
- tools/testing/selftests/cgroup/cgroup_util.c 54 additions, 4 deletionstools/testing/selftests/cgroup/cgroup_util.c
- tools/testing/selftests/cgroup/cgroup_util.h 5 additions, 0 deletionstools/testing/selftests/cgroup/cgroup_util.h
- tools/testing/selftests/cgroup/test_freezer.c 851 additions, 0 deletionstools/testing/selftests/cgroup/test_freezer.c
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