Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
kernel/cgroup/cgroup.c __cgroup_procs_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_freeze_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_kill_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_kn_lock_live() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| 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 | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &seq->lock | ||
| HALF_LOCKED2 | global &cgroup_mutex |
kernel/cgroup/cgroup.c cgroup_max_depth_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_max_descendants_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_mkdir() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| 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 | |||
| NOCHECK_CALL | |||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &dentry->d_lockref.lock |
kernel/cgroup/cgroup.c cgroup_pressure_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_rmdir() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| 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 | |||
| NOCHECK_CALL | |||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &dentry->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dentry->d_lockref.lock | ||
| HALF_LOCKED2 | &dentry->d_sb->s_vfs_rename_mutex | ||
| HALF_LOCKED2 | &dir->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dir->i_rwsem | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
kernel/cgroup/cgroup.c cgroup_subtree_control_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c cgroup_type_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup.c pressure_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup-v1.c __cgroup1_procs_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/cgroup-v1.c cgroup_release_agent_write() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &cgroup_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/cgroup/debug.c cgroup_masks_read() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &seq->lock | ||
| LOCK2 | global &cgroup_mutex | ||
| TYPE_LOCK | (struct seq_file)->lock |
kernel/cgroup/debug.c cgroup_subsys_states_read() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &seq->lock | ||
| LOCK2 | global &cgroup_mutex | ||
| TYPE_LOCK | (struct seq_file)->lock |
kernel/cgroup/debug.c current_css_set_read() -> cgroup_kn_unlock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | kn | 4096-ptr_max |
| PARAM_VALUE | 0 | kn->dep_map->name | 0-255 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | kn | unit_array_size |
| LOCK2 | &seq->lock | ||
| LOCK2 | global &cgroup_mutex | ||
| TYPE_LOCK | (struct seq_file)->lock |