Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/trace/blktrace.c __blk_trace_note_message() -> trace_note()

Type Parameter Key Value
PARAM_VALUE 0 bt 4096-ptr_max
PARAM_VALUE 0 bt->act_mask 1024-u64max
PARAM_VALUE 2 action 67108866
PARAM_VALUE 4 len 0-s32max,18446744071562067968-u64max
BUF_SIZE 0 bt s32min-(-1),1-s32max
BUF_SIZE 0 bt s32min-(-1),1-s32max
CAPPED_DATA 4 len 1
DATA_SOURCE 0 bt $0
DATA_SOURCE 4 len r vscnprintf
STR_LEN 0 bt 2,12,14-28,30-31,33-37,39-42,44-45,51-52,54,56-57,62-63,73,76
STR_LEN 0 bt 2,12,14-28,30-31,33-37,39-42,44-45,51-52,54,56-57,62-63,73,76
BIT_INFO 0 bt->act_mask 0x400,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 &bdev->bd_queue->rq_qos_mutex
HALF_LOCKED2 &bfqd->lock
HALF_LOCKED2 &blkcg->lock
HALF_LOCKED2 &conf->resync_lock
HALF_LOCKED2 &conf->resync_lock.lock
HALF_LOCKED2 &mddev->bitmap_info.mutex
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &q->elevator_lock
HALF_LOCKED2 &q->queue_lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq
HALF_LOCKED2 rcu_read

kernel/trace/blktrace.c trace_note_time() -> trace_note()

Type Parameter Key Value
PARAM_VALUE 0 bt 4096-ptr_max
PARAM_VALUE 0 bt->running_list.next 4096-ptr_max
PARAM_VALUE 0 bt->running_list.prev 7221938713846607872
PARAM_VALUE 0 bt->trace_state 2
PARAM_VALUE 1 pid 0
PARAM_VALUE 2 action 67108865
PARAM_VALUE 3 data 4096-ptr_max
PARAM_VALUE 4 len 8
PARAM_VALUE 5 cgid 0
BUF_SIZE 3 data 8
DATA_SOURCE 0 bt $0
NOCHECK_CALL
UNITS 4 len unit_byte
LOCK2 &q->debugfs_mutex
LOCK2 flags
TYPE_LOCK (struct request_queue)->debugfs_mutex

kernel/trace/blktrace.c trace_note_tsk() -> trace_note()

Type Parameter Key Value
PARAM_VALUE 0 bt 4096-ptr_max
PARAM_VALUE 2 action 67108864
PARAM_VALUE 4 len 16
PARAM_VALUE 5 cgid 0
BUF_SIZE 3 data 16
CAPPED_DATA 0 &bt->running_list 1
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
UNITS 4 len unit_byte
LOCK2 flags
LOCK2 global &running_trace_lock
LOCK2 rcu_read