Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 4 files:
- kernel/bpf/arraymap.c
- kernel/bpf/bpf_struct_ops.c, line 1003
- kernel/bpf/hashtab.c
- kernel/bpf/local_storage.c
Smatch caller information:
kernel/bpf/local_storage.c cgroup_storage_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->count | 0-999999999 |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->count | 1 |
| DATA_SOURCE | 2 | obj | $1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/local_storage.c cgroup_storage_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | *obj | 0-255 |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/local_storage.c cgroup_storage_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/arraymap.c array_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | obj | 4096-ptr_max |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| DATA_SOURCE | 2 | obj | r array_map_lookup_elem |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/arraymap.c percpu_array_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/arraymap.c prog_array_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | obj | 9080034902676332544 |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 4 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/bpf_struct_ops.c bpf_struct_ops_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | obj | 16,4096-ptr_max |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->count | 0-999999999 |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 0-u32max |
| BUF_SIZE | 2 | obj | 0-u32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->count | 1 |
| DATA_SOURCE | 2 | obj | r _kmalloc_noprof |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c htab_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->count | 0-999999999 |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->count | 1 |
| DATA_SOURCE | 2 | obj | $1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c htab_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | obj | 4096-ptr_max |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 2 | obj | r htab_map_lookup_elem |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c htab_percpu_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->count | 0-999999999 |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->count | 1 |
| DATA_SOURCE | 2 | obj | $1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c htab_percpu_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c rhtab_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->buf | 1-u64max |
| PARAM_VALUE | 3 | m->count | 0-999999999 |
| PARAM_VALUE | 3 | m->file | 4096-ptr_max |
| PARAM_VALUE | 3 | m->from | 0 |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 3 | m->lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 3 | m->op | 4096-ptr_max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 2 | obj | 1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m->buf | (-1)-2147479552 |
| CAPPED_DATA | 3 | m->count | 1 |
| DATA_SOURCE | 2 | obj | $1 |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 3 | m->read_pos | 0-13442450941 |
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |
kernel/bpf/hashtab.c rhtab_map_seq_show_elem() -> btf_type_seq_show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | obj | 4096-ptr_max |
| PARAM_VALUE | 3 | m | 4096-ptr_max |
| PARAM_VALUE | 3 | m->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 3 | m->lock.wait_lock.dep_map->name | 0-255 |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| BUF_SIZE | 3 | m | s32min-(-2),1-s32max |
| CAPPED_DATA | 3 | m->size | 1 |
| DATA_SOURCE | 2 | obj | r rhtab_map_lookup_elem |
| DATA_SOURCE | 3 | m | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 3 | &m->lock | |
| TYPE_LOCK | (struct seq_file)->lock |