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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

kernel/cgroup/cgroup.c cgroup_kill_sb() -> cgroup_root_from_kf()

Type Parameter Key Value
DATA_SOURCE 0 kf_root r kernfs_root_from_sb
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &s->s_umount
HALF_LOCKED2 &sb->s_umount
HALF_LOCKED2 global &cifs_mount_mutex

kernel/cgroup/cgroup.c cgroup_show_path() -> cgroup_root_from_kf()

Type Parameter Key Value
PARAM_VALUE 0 kf_root 4096-ptr_max
DATA_SOURCE 0 kf_root $2
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &sf->lock
HALF_LOCKED2 global &namespace_sem

kernel/cgroup/cgroup-v1.c cgroup1_reconfigure() -> cgroup_root_from_kf()

Type Parameter Key Value
DATA_SOURCE 0 kf_root r kernfs_root_from_sb
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &fc->uapi_mutex
HALF_LOCKED2 &sb->s_umount

kernel/cgroup/cgroup-v1.c cgroup1_show_options() -> cgroup_root_from_kf()

Type Parameter Key Value
PARAM_VALUE 0 kf_root 4096-ptr_max
DATA_SOURCE 0 kf_root $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &seq->lock
HALF_LOCKED2 global &namespace_sem