Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

kernel/cgroup/cgroup.c __cgroup_get_from_id() -> cgroup_tryget()

Type Parameter Key Value
PARAM_VALUE 0 cgrp 1-u64max
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read

kernel/cgroup/cgroup.c cgroup_get_from_path() -> cgroup_tryget()

Type Parameter Key Value
PARAM_VALUE 0 cgrp 1-u64max
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read

kernel/cgroup/cgroup.c cgroup_kn_lock_live() -> cgroup_tryget()

Type Parameter Key Value
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &seq->lock

kernel/cgroup/cgroup.c cgroup_sk_alloc() -> cgroup_tryget()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 global &proto_tab_lock
HALF_LOCKED2 global &rtnl_mutex
HALF_LOCKED2 sk

kernel/cgroup/cgroup-v1.c cgroupstats_build() -> cgroup_tryget()

Type Parameter Key Value
PARAM_VALUE 0 cgrp 1-u64max
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE 0 cgrp 40,136,480,696,928,1128,1160,1392,1624,1848,8192
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &devlink->lock
HALF_LOCKED2 &net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2 global &audit_cmd_mutex.lock
HALF_LOCKED2 global &cb_lock
HALF_LOCKED2 global &crypto_cfg_mutex
HALF_LOCKED2 global &dpll_lock
HALF_LOCKED2 global &hwsim_phys_lock
HALF_LOCKED2 global &net_dm_mutex
HALF_LOCKED2 global &rtnl_mutex
HALF_LOCKED2 global &rx_queue_mutex

kernel/cgroup/cgroup-v1.c task_get_cgroup1() -> cgroup_tryget()

Type Parameter Key Value
PARAM_VALUE 0 cgrp 1-u64max
BUF_SIZE 0 cgrp (-1)-0,8192
BUF_SIZE 0 cgrp (-1)-0,8192
DATA_SOURCE 0 cgrp r task_cgroup_from_root
PREEMPT_ADD <- disables preempt
LOCK2 flags
LOCK2 global &css_set_lock
LOCK2 rcu_read

kernel/bpf/helpers.c bpf_cgroup_acquire() -> cgroup_tryget()

Type Parameter Key Value
DATA_SOURCE 0 cgrp $0

kernel/bpf/helpers.c bpf_cgroup_ancestor() -> cgroup_tryget()

Type Parameter Key Value