Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/simple_ring_buffer.c simple_ring_buffer_reset() -> simple_rb_find_head()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu_buffer | 4096-ptr_max |
| DATA_SOURCE | 0 | cpu_buffer | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &buffer->mutex | ||
| LOCK2 | &cpu_buffer->reader_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock | ||
| TYPE_LOCK | (struct trace_buffer)->mutex |
kernel/trace/simple_ring_buffer.c simple_ring_buffer_swap_reader_page() -> simple_rb_find_head()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu_buffer | 4096-ptr_max |
| DATA_SOURCE | 0 | cpu_buffer | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &cpu_buffer->mapping_lock | ||
| HALF_LOCKED2 | &cpu_buffer->reader_lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |