Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 2 files:
Smatch caller information:
kernel/trace/trace.c trace_empty() -> ring_buffer_iter_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 1-u64max |
| DATA_SOURCE | 0 | iter | r trace_buffer_iter |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &iter->mutex | ||
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &s->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
kernel/trace/trace.c trace_empty() -> ring_buffer_iter_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 1-u64max |
| DATA_SOURCE | 0 | iter | r trace_buffer_iter |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &iter->mutex | ||
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &s->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
kernel/trace/ring_buffer.c rb_iter_peek() -> ring_buffer_iter_empty()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 4096-ptr_max |
| PARAM_VALUE | 0 | iter->cpu_buffer | 4096-ptr_max |
| DATA_SOURCE | 0 | iter | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &cpu_buffer->reader_lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock |