Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/trace.c tracer_init() -> update_last_data_if_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->array_buffer.buffer | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tr->current_trace | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->current_trace->selftest | 1-u64max |
| BUF_SIZE | 0 | tr | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | tr | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | tr->current_trace | (-1),168 |
| CAPPED_DATA | 0 | tr | 1 |
| DATA_SOURCE | 0 | tr | $1 |
| STR_LEN | 0 | tr | (-1),99 |
| STR_LEN | 0 | tr | (-1),99 |
| STR_LEN | 0 | tr->current_trace->name | (-1),99 |
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 0 | tr->array_buffer.tr->range_addr_size | |
| NO_OVERFLOW_SIMPLE | 0 | tr->range_addr_size | |
| NO_OVERFLOW_SIMPLE | 0 | tr->snapshot_buffer.tr->range_addr_size | |
| HALF_LOCKED2 | _T->lock |
kernel/trace/trace.c tracing_buffers_read() -> update_last_data_if_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->current_trace | 4096-ptr_max |
| UNITS | 0 | tr | unit_array_size |
kernel/trace/trace.c tracing_open() -> update_last_data_if_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->current_trace | 4096-ptr_max |
| BUF_SIZE | 0 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | tr | s32min-(-2),1-s32max |
| CAPPED_DATA | 0 | tr | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | tr | unit_array_size |
kernel/trace/trace.c tracing_read_pipe() -> update_last_data_if_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| UNITS | 0 | tr | unit_array_size |
| LOCK2 | _T->lock |
kernel/trace/trace.c tracing_set_clock() -> update_last_data_if_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->array_buffer.buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | tr->array_buffer.buffer->record_disabled.counter | s32min-s32max |
| PARAM_VALUE | 0 | tr->clock_id | 0-9 |
| PARAM_VALUE | 0 | tr->dir->d_inode->i_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | tr->dir->d_inode->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | tr->snapshot_buffer.buffer | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tr->snapshot_buffer.buffer->record_disabled.counter | s32min-s32max |
| BUF_SIZE | 0 | tr | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | tr | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | tr->current_trace | (-1),168 |
| BUF_SIZE | 0 | tr->module_delta | (-1),16-s32max |
| DATA_SOURCE | 0 | tr | $0 |
| STR_LEN | 0 | tr | (-1),6 |
| STR_LEN | 0 | tr | (-1),6 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | tr->range_addr_size | 1-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | tr->array_buffer.tr->range_addr_size | |
| NO_OVERFLOW_SIMPLE | 0 | tr->range_addr_size | |
| NO_OVERFLOW_SIMPLE | 0 | tr->snapshot_buffer.tr->range_addr_size | |
| UNITS | 0 | tr | unit_array_size |
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | irq |