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Searched refs:cgroups (Results 1 – 25 of 67) sorted by relevance

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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dcgroup_hierarchical_stats.c54 } 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 Dmemcg_shrinker.py11 cgroups = {}
17 cgroups[ino] = path
20 return cgroups
44 cgroups = scan_cgroups("/sys/fs/cgroup/")
58 cg = cgroups[ino]
/linux/Documentation/admin-guide/cgroup-v1/
H A Dcgroups.rst21 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 Dnet_cls.rst9 different priorities to packets from different cgroups.
13 Creating a net_cls cgroups instance creates a net_cls.classid file.
H A Ddevices.rst43 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
H A Dfreezer-subsystem.rst9 whole. The cgroup freezer uses cgroups to describe the set of tasks to
57 tasks belonging to the cgroup and all its descendant cgroups. Each
73 to the cgroup or one of its descendant cgroups until the new task is
79 descendant cgroups.
H A Dindex.rst10 cgroups
H A Dmemory.rst284 The reclaim algorithm has not been modified for cgroups, except that
323 Kernel memory accounting is enabled for all memory cgroups by default. But
400 2. Prepare the cgroups (see :ref:`Why are cgroups needed?
401 <cgroups-why-needed>` for the background information)::
604 (Note: file and shmem may be shared among other cgroups. In that case,
668 The hierarchy is created by creating the appropriate cgroups in the
730 reclaiming memory for balancing between memory cgroups
745 cgroups to allow fine-grained policy adjustments without having to
819 Memory cgroup implements memory thresholds using the cgroups notificatio
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/linux/tools/perf/util/
H A Dcgroup.c259 /* collect given cgroups only */
299 /* collect all cgroups first and then match with the pattern */
315 /* collect all cgroups in the cgroup_list */ in match_cgroups()
323 /* allow empty cgroups, i.e., skip */ in match_cgroups()
370 fprintf(stderr, "must define events before cgroups\n"); in parse_cgroups()
378 /* allow empty cgroups, i.e., skip */ in parse_cgroups()
389 /* nr_cgroups is increased een for empty cgroups */ in parse_cgroups()
428 fprintf(stderr, "must define events before cgroups\n"); in evlist__expand_cgroup()
569 down_write(&env->cgroups.lock); in cgroup__findnew()
570 cgrp = __cgroup__findnew(&env->cgroups in cgroup__findnew()
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H A Dbpf_lock_contention.c173 read_all_cgroups(&con->cgroups); in lock_contention_prepare()
370 struct cgroup *cgrp = __cgroup__find(&con->cgroups, cgrp_id); in lock_contention_get_name()
531 while (!RB_EMPTY_ROOT(&con->cgroups)) { in lock_contention_finish()
532 struct rb_node *node = rb_first(&con->cgroups); in lock_contention_finish()
535 rb_erase(node, &con->cgroups); in lock_contention_finish()
H A Dcgroup.h31 int evlist__expand_cgroup(struct evlist *evlist, const char *cgroups,
H A Dlock-contention.h141 struct rb_root cgroups; member
/linux/tools/testing/selftests/bpf/progs/
H A Dpercpu_alloc_cgrp_local_storage.c30 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()
H A Drcu_read_lock.c33 struct css_set *cgroups; in get_cgroup_id() local
41 cgroups = task->cgroups; in get_cgroup_id()
42 if (!cgroups) in get_cgroup_id()
44 cgroup_id = cgroups->dfl_cgrp->kn->id; in get_cgroup_id()
H A Dcgrp_ls_recursion.c59 __on_update(task->cgroups->dfl_cgrp); in BPF_PROG()
92 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
H A Dcgrp_ls_tp_btf.c86 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
124 __on_exit(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
H A Dcgrp_ls_sleepable.c87 __no_rcu_lock(task->cgroups->dfl_cgrp); in no_rcu_lock()
119 cgrp = task->cgroups->dfl_cgrp; in yes_rcu_lock()
/linux/tools/perf/Documentation/
H A Dperf-bench.txt128 --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)
/linux/block/
H A DKconfig.iosched38 (cgroups-v1) or io (cgroups-v2) controller.
/linux/tools/perf/util/bpf_skel/
H A Doff_cpu.bpf.c125 return BPF_CORE_READ(t, cgroups, dfl_cgrp, kn, id); in get_cgroup_id()
136 cgrp = BPF_CORE_READ(t, cgroups, subsys[perf_subsys_id], cgroup); in get_cgroup_id()
/linux/Documentation/bpf/
H A Dmap_cgrp_storage.rst9 storage for cgroups. It is only available with ``CONFIG_CGROUPS``.
56 ptr = bpf_cgrp_storage_get(&cgrp_storage, task->cgroups->dfl_cgrp, 0,
H A Dmap_cgroup_storage.rst10 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
/linux/include/linux/
H A Dpsi.h63 rcu_assign_pointer(p->cgroups, to); in cgroup_move_task()
/linux/tools/perf/util/bpf_skel/vmlinux/
H A Dvmlinux.h106 struct css_set *cgroups; member
/linux/Documentation/accounting/
H A Dcgroupstats.rst11 and attributes specific to cgroups. It should be very easy to

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