Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/ring_buffer.c ring_buffer_poll_remote() -> rb_wakeups()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->buffers | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->cpumask->bits | 4096-ptr_max |
| PARAM_VALUE | 1 | cpu_buffer | 4096-ptr_max |
| PARAM_VALUE | 1 | cpu_buffer->meta_page | 4096-ptr_max |
| DATA_SOURCE | 0 | buffer | $0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | 1 | &cpu_buffer->reader_lock | |
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock |
kernel/trace/ring_buffer.c ring_buffer_poll_remote() -> rb_wakeups()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->buffers | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->cpumask | 4096-ptr_max |
| PARAM_VALUE | 1 | cpu_buffer | 4096-ptr_max |
| DATA_SOURCE | 0 | buffer | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | _T->lock |
kernel/trace/ring_buffer.c ring_buffer_unlock_commit() -> rb_wakeups()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->buffers | 4096-ptr_max |
| PARAM_VALUE | 1 | cpu_buffer | 4096-ptr_max |
| DATA_SOURCE | 0 | buffer | $0 |
| STR_LEN | 0 | buffer | (-1),22,29,33,39,59 |
| STR_LEN | 0 | buffer | (-1),22,29,33,39,59 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
kernel/trace/ring_buffer.c ring_buffer_write() -> rb_wakeups()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buffer | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->buffers | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->cpumask->bits | 4096-ptr_max |
| PARAM_VALUE | 0 | buffer->record_disabled.counter | 0 |
| PARAM_VALUE | 1 | cpu_buffer | 4096-ptr_max |
| PARAM_VALUE | 1 | cpu_buffer->buffer | 4096-ptr_max |
| CAPPED_DATA | 0 | buffer | 1 |
| DATA_SOURCE | 0 | buffer | $0 |
| STR_LEN | 0 | buffer | (-1),22,29,33,39,59 |
| STR_LEN | 0 | buffer | (-1),22,29,33,39,59 |
| PARAM_COMPARE | 0 | buffer | == $1->buffer |
| PARAM_COMPARE | 0 | buffer | == $1->buffer |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |