| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | cgroup_hierarchical_stats.c | 54 } cgroups[] = { variable
64 #define N_CGROUPS ARRAY_SIZE(cgroups)
133 fd = create_and_get_cgroup(cgroups[i].path); in setup_cgroups()
137 cgroups[i].fd = fd; in setup_cgroups()
138 cgroups[i].id = get_cgroup_id(cgroups[i].path); in setup_cgroups()
147 close(cgroups[i].fd); in cleanup_cgroups()
175 if (join_parent_cgroup(cgroups[i].path)) in attach_processes()
220 attach_counters[i] = get_attach_counter(cgroups[i].id, in check_attach_counters()
221 cgroups[i].name); in check_attach_counters()
288 err = setup_cgroup_iter(*skel, cgroups[i].fd, cgroups[i].name); in setup_progs()
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| /linux/tools/cgroup/ |
| H A D | memcg_shrinker.py | 11 cgroups = {}
17 cgroups[ino] = path
20 return cgroups
44 cgroups = scan_cgroups("/sys/fs/cgroup/")
58 cg = cgroups[ino]
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| /linux/Documentation/admin-guide/cgroup-v1/ |
| H A D | cgroups.rst | 21 1.1 What are cgroups ?
22 1.2 Why are cgroups needed ?
23 1.3 How are cgroups implemented ?
26 1.6 How do I use cgroups ?
41 1.1 What are cgroups ?
54 facilities provided by cgroups to treat groups of tasks in
60 A *hierarchy* is a set of cgroups arranged in a tree, such that
61 every task in the system is in exactly one of the cgroups in the
67 cgroups. Each hierarchy is a partition of all tasks in the system.
69 User-level code may create and destroy cgroups by name in an
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| H A D | net_cls.rst | 9 different priorities to packets from different cgroups.
13 Creating a net_cls cgroups instance creates a net_cls.classid file.
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| H A D | devices.rst | 43 Any task can move itself between cgroups. This clearly won't
60 device cgroups maintain hierarchy by making sure a cgroup never has more
121 not be possible once the device cgroups has children.
126 device cgroups is implemented internally using a behavior (ALLOW, DENY) and a
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| /linux/tools/perf/util/ |
| H A D | cgroup.c | 260 /* collect given cgroups only */
300 /* collect all cgroups first and then match with the pattern */
316 /* collect all cgroups in the cgroup_list */ in match_cgroups()
324 /* allow empty cgroups, i.e., skip */ in match_cgroups()
371 fprintf(stderr, "must define events before cgroups\n"); in parse_cgroups()
379 /* allow empty cgroups, i.e., skip */ in parse_cgroups()
390 /* nr_cgroups is increased een for empty cgroups */ in parse_cgroups()
427 fprintf(stderr, "must define events before cgroups\n"); in evlist__expand_cgroup()
579 down_write(&env->cgroups.lock); in cgroup__find()
580 cgrp = __cgroup__findnew(&env->cgroups in cgroup__find()
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| H A D | bpf-trace-summary.c | 24 static struct rb_root cgroups = RB_ROOT; variable
55 read_all_cgroups(&cgroups); in trace_prepare_bpf_summary()
346 struct cgroup *cgrp = __cgroup__find(&cgroups, data->key); in print_cgroup_stat()
455 if (!RB_EMPTY_ROOT(&cgroups)) { in trace_cleanup_bpf_summary()
458 rbtree_postorder_for_each_entry_safe(cgrp, tmp, &cgroups, node) in trace_cleanup_bpf_summary()
461 cgroups = RB_ROOT; in trace_cleanup_bpf_summary()
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| H A D | bpf_lock_contention.c | 390 read_all_cgroups(&con->cgroups); in lock_contention_prepare()
628 struct cgroup *cgrp = __cgroup__find(&con->cgroups, cgrp_id); in lock_contention_get_name()
843 while (!RB_EMPTY_ROOT(&con->cgroups)) { in lock_contention_finish()
844 struct rb_node *node = rb_first(&con->cgroups); in lock_contention_finish()
847 rb_erase(node, &con->cgroups); in lock_contention_finish()
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| H A D | cgroup.h | 31 int evlist__expand_cgroup(struct evlist *evlist, const char *cgroups, bool open_cgroup);
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| H A D | lock-contention.h | 151 struct rb_root cgroups; member
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| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | percpu_alloc_cgrp_local_storage.c | 30 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, in BPF_PROG()
56 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, 0); in BPF_PROG()
89 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, 0); in BPF_PROG()
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| H A D | rcu_read_lock.c | 44 struct css_set *cgroups; in get_cgroup_id()
52 cgroups = task->cgroups; in task_succ()
53 if (!cgroups) in task_succ()
55 cgroup_id = cgroups->dfl_cgrp->kn->id; in task_succ()
34 struct css_set *cgroups; get_cgroup_id() local
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| H A D | cgrp_ls_recursion.c | 59 __on_update(task->cgroups->dfl_cgrp); in BPF_PROG()
92 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
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| H A D | cgrp_ls_tp_btf.c | 86 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
124 __on_exit(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
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| /linux/Documentation/admin-guide/ |
| H A D | cgroup-v2.rst | 110 multiple individual control groups, the plural form "cgroups" is used.
127 cgroups form a tree structure and every process in the system belongs
137 processes which belong to the cgroups consisting the inclusive
213 propagation into leaf cgroups. This allows protecting entire
268 A given cgroup may have multiple child cgroups forming a tree
334 different cgroups and are not subject to the no internal process
335 constraint - threaded controllers can be enabled on non-leaf cgroups
341 can't have populated child cgroups which aren't threaded. Because the
343 serve both as a threaded domain and a parent to domain cgroups.
407 between threads in a non-leaf cgroup and its child cgroups. Each
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| /linux/block/ |
| H A D | Kconfig.iosched | 38 (cgroups-v1) or io (cgroups-v2) controller.
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| /linux/tools/perf/Documentation/ |
| H A D | perf-bench.txt | 128 --cgroups=::
129 Names of cgroups for sender and receiver, separated by a comma.
131 Note that perf doesn't create nor delete the cgroups, so users should
132 make sure that the cgroups exist and are accessible before use.
154 (executing 1000000 pipe operations between cgroups)
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| /linux/Documentation/gpu/ |
| H A D | drm-compute.rst | 38 controlling resources. The standard kernel way of doing so is cgroups.
40 This creates a third option, using cgroups to prevent eviction. Both GPU and
43 into cgroups, that will allow jobs to run next to each other without
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| /linux/Documentation/bpf/ |
| H A D | map_cgrp_storage.rst | 9 storage for cgroups. It is only available with ``CONFIG_CGROUPS``.
56 ptr = bpf_cgrp_storage_get(&cgrp_storage, task->cgroups->dfl_cgrp, 0,
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| H A D | map_cgroup_storage.rst | 10 attach to cgroups; the programs are made available by the same Kconfig. The
16 cgroups on their own.
132 that uses the map. A program may be attached to multiple cgroups or have
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| /linux/include/linux/ |
| H A D | psi.h | 63 rcu_assign_pointer(p->cgroups, to); in cgroup_move_task()
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| /linux/tools/perf/util/bpf_skel/ |
| H A D | off_cpu.bpf.c | 155 return BPF_CORE_READ(t, cgroups, dfl_cgrp, kn, id); in get_cgroup_id()
166 cgrp = BPF_CORE_READ(t, cgroups, subsys[perf_subsys_id], cgroup); in get_cgroup_id()
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| H A D | syscall_summary.bpf.c | 62 cgrp = BPF_CORE_READ(task, cgroups, subsys[perf_subsys_id], cgroup); in get_current_cgroup_id()
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| /linux/tools/perf/tests/shell/ |
| H A D | record_bpf_filter.sh | 154 -a --all-cgroups --synth=cgroup -o "${perfdata}" true 2> /dev/null
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| /linux/Documentation/accounting/ |
| H A D | cgroupstats.rst | 11 and attributes specific to cgroups. It should be very easy to
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