Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/ring_buffer.c rb_check_pages() -> rb_check_links()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu_buffer | 4096-ptr_max |
| PARAM_VALUE | 1 | list | 0,4-u64max |
| BUF_SIZE | 0 | cpu_buffer | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer->buffer | (-1)-2551 |
| BUF_SIZE | 0 | cpu_buffer->pages | (-1),16 |
| BUF_SIZE | 0 | cpu_buffer->reader_page | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer->subbuf_ids | (-1),8 |
| DATA_SOURCE | 0 | cpu_buffer | $0 |
| DATA_SOURCE | 1 | list | r rb_list_head |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &cpu_buffer->reader_lock | |
| HALF_LOCKED2 | &buffer->mutex | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock |
kernel/trace/ring_buffer.c rb_check_pages() -> rb_check_links()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu_buffer | 4096-ptr_max |
| PARAM_VALUE | 1 | list | 0,4-u64max |
| BUF_SIZE | 0 | cpu_buffer | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer->buffer | (-1)-2551 |
| BUF_SIZE | 0 | cpu_buffer->pages | (-1),16 |
| BUF_SIZE | 0 | cpu_buffer->reader_page | (-1)-s32max |
| BUF_SIZE | 0 | cpu_buffer->subbuf_ids | (-1),8 |
| CAPPED_DATA | 0 | cpu_buffer->cnt | 1 |
| DATA_SOURCE | 0 | cpu_buffer | $0 |
| DATA_SOURCE | 1 | list | r rb_list_head |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &cpu_buffer->reader_lock | |
| HALF_LOCKED2 | &buffer->mutex | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock |