Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/ring_buffer.c __rb_reserve_next() -> __rb_page_index()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | bpage | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | index | 0-1048599,140462603-141511186,4294963068-u32max |
kernel/trace/ring_buffer.c rb_iter_head_event() -> __rb_page_index()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | bpage | 4096-ptr_max |
| PARAM_VALUE | 0 | bpage->page | 4096-ptr_max |
| CAPPED_DATA | 1 | index | 1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | index | unit_byte |
| LOCK2 | &cpu_buffer->reader_lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct ring_buffer_per_cpu)->reader_lock |
kernel/trace/ring_buffer.c rb_reader_event() -> __rb_page_index()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | bpage | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | index | unit_byte |
| HALF_LOCKED2 | &cpu_buffer->reader_lock | ||
| HALF_LOCKED2 | irq |
kernel/trace/ring_buffer.c rb_reset_tail() -> __rb_page_index()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | bpage | 4096-ptr_max |
| PARAM_VALUE | 1 | index | 0-1048573 |
| CAPPED_DATA | 1 | index | 1 |
| DATA_SOURCE | 1 | index | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | index | 0-1048573[c] |
| UNITS | 1 | index | unit_byte |