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Defined in 2 files as a function:

Referenced in 10 files:

Smatch caller information:

fs/kernfs/file.c kernfs_notify() -> kernfs_type()

Type Parameter Key Value
DATA_SOURCE 0 kn $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size
HALF_LOCKED2 &conf->device_lock
HALF_LOCKED2 &cxl_mbox->mbox_mutex
HALF_LOCKED2 &dev->mutex
HALF_LOCKED2 &smaster->lock
HALF_LOCKED2 flags

fs/kernfs/dir.c kernfs_add_one() -> kernfs_type()

Type Parameter Key Value
BUF_SIZE 0 kn 0
DATA_SOURCE 0 kn r kernfs_parent
BIT_INFO 0 kn 0x0,0x0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 &root->kernfs_rwsem
TYPE_LOCK (struct kernfs_root)->kernfs_rwsem

fs/kernfs/dir.c kernfs_leftmost_descendant() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn (-1),1-s32max
BUF_SIZE 0 kn (-1),1-s32max
BUF_SIZE 0 kn->dir.root (-1),880
BUF_SIZE 0 kn->ns (-1),256
BUF_SIZE 0 kn->priv (-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
DATA_SOURCE 0 kn $0 [m]
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 kn->attr.size s32min-(-1),1-4294967295
UNITS 0 kn unit_array_size
LOCK2 &root->kernfs_rwsem
HALF_LOCKED2 &root->kernfs_supers_rwsem
TYPE_LOCK (struct kernfs_root)->kernfs_rwsem

fs/kernfs/dir.c kernfs_link_sibling() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn->ns (-1),256
BUF_SIZE 0 kn->priv (-1),40,136,480,696,928,1128,1160,1392,1624,1848
CAPPED_DATA 0 kn->hash 1
CAPPED_DATA 0 kn->ns 1
CAPPED_DATA 0 &kn->rb 1
DATA_SOURCE 0 kn $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 kn->attr.size s32min-4294967295
NO_OVERFLOW_SIMPLE 0 kn->attr.size
LOCK2 &root->kernfs_rwsem
HALF_LOCKED2 global &dpm_list_mtx
TYPE_LOCK (struct kernfs_root)->kernfs_rwsem

fs/kernfs/dir.c kernfs_put() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-s32max
BUF_SIZE 0 kn->attr.ops (-1),104
BUF_SIZE 0 kn->ns (-1),256
BUF_SIZE 0 kn->priv (-1),40,136,480,696,928,1128,1160,1392,1624,1848
DATA_SOURCE 0 kn $0 [m]
STR_LEN 0 kn (-1),3-6,10-13,16-19
STR_LEN 0 kn (-1),3-6,10-13,16-19
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 kn->attr.size s32min-(-1),1-4294967295
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &root->kernfs_rwsem
HALF_LOCKED2 &root->kernfs_supers_rwsem
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &cgroup_mutex
HALF_LOCKED2 global &domain_list_lock
HALF_LOCKED2 global &dpm_list_mtx
HALF_LOCKED2 global &rdtgroup_mutex
HALF_LOCKED2 global &usb_port_peer_mutex

fs/kernfs/dir.c kernfs_show() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &cgroup_mutex
HALF_LOCKED2 global &rdtgroup_mutex

fs/kernfs/dir.c kernfs_unlink_sibling() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn (-1),1-s32max
BUF_SIZE 0 kn (-1),1-s32max
DATA_SOURCE 0 kn $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size
LOCK2 &root->kernfs_rwsem
HALF_LOCKED2 &root->kernfs_supers_rwsem
HALF_LOCKED2 global &dpm_list_mtx
TYPE_LOCK (struct kernfs_root)->kernfs_rwsem

fs/resctrl/rdtgroup.c kernfs_to_rdtgroup() -> kernfs_type()

Type Parameter Key Value
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size

fs/resctrl/rdtgroup.c rdtgroup_kn_mode_restore() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
CAPPED_DATA 0 kn->hash 1
DATA_SOURCE 0 kn r kernfs_find_and_get_ns
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
LOCK2 global &rdtgroup_mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

fs/resctrl/rdtgroup.c rdtgroup_kn_mode_restrict() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
CAPPED_DATA 0 kn->hash 1
DATA_SOURCE 0 kn r kernfs_find_and_get_ns
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
LOCK2 global &rdtgroup_mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

fs/resctrl/rdtgroup.c rdtgroup_rename() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-(-2),1-s32max
BUF_SIZE 0 kn s32min-(-2),1-s32max
CAPPED_DATA 0 kn 1
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &rdtgroup_mutex
HALF_LOCKED2 &source->i_rwsem
HALF_LOCKED2 &target->i_rwsem

fs/resctrl/rdtgroup.c rdtgroup_rename() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-(-2),1-s32max
BUF_SIZE 0 kn s32min-(-2),1-s32max
CAPPED_DATA 0 kn 1
DATA_SOURCE 0 kn $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &rdtgroup_mutex
HALF_LOCKED2 &source->i_rwsem
HALF_LOCKED2 &target->i_rwsem

fs/kernfs/inode.c kernfs_init_inode() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kf_root->kernfs_rwsem
HALF_LOCKED2 &root->kernfs_rwsem
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &cgroup_mutex

fs/kernfs/inode.c kernfs_refresh_inode() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size
HALF_LOCKED2 &root->kernfs_iattr_rwsem

fs/sysfs/file.c sysfs_link_change_owner() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
CAPPED_DATA 0 kn->hash 1
DATA_SOURCE 0 kn r kernfs_find_and_get_ns
RX_PATH
TASK_NOT_RUNNING

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

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
DATA_SOURCE 0 kn r kernfs_find_and_get_node_by_id
RX_PATH
TASK_NOT_RUNNING

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

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
DATA_SOURCE 0 kn r kernfs_walk_and_get
RX_PATH
TASK_NOT_RUNNING

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

Type Parameter Key Value
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &seq->lock

kernel/cgroup/cgroup.c cgroup_kn_unlock() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 kn unit_array_size
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &seq->lock
HALF_LOCKED2 global &cgroup_mutex

kernel/cgroup/cgroup.c css_tryget_online_from_dir() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 1-u64max
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn r kernfs_node_from_dentry
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex

kernel/cgroup/cgroup-v1.c cgroup1_rename() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
BUF_SIZE 0 kn s32min-(-2),1-s32max
BUF_SIZE 0 kn s32min-(-2),1-s32max
DATA_SOURCE 0 kn $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &source->i_rwsem
HALF_LOCKED2 &target->i_rwsem

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

Type Parameter Key Value
PARAM_VALUE 0 kn 1-u64max
BUF_SIZE 0 kn s32min-(-1),1-s32max
BUF_SIZE 0 kn s32min-(-1),1-s32max
DATA_SOURCE 0 kn r kernfs_node_from_dentry
RX_PATH
TASK_NOT_RUNNING
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
HALF_LOCKED2 rcu_read

fs/sysfs/dir.c sysfs_remove_dir() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 1-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

fs/sysfs/symlink.c sysfs_rename_link_ns() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
CAPPED_DATA 0 kn->hash 1
DATA_SOURCE 0 kn r kernfs_find_and_get_ns
RX_PATH
TASK_NOT_RUNNING

lib/kobject.c kernfs_enable_ns() -> kernfs_type()

Type Parameter Key Value
PARAM_VALUE 0 kn 4096-ptr_max
DATA_SOURCE 0 kn $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING