Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/trace/trace.c tracing_mark_write() -> write_marker_to_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-ptr_max |
| PARAM_VALUE | 1 | buf | 1-u64max |
| PARAM_VALUE | 2 | cnt | 0-4096 |
| BUF_SIZE | 1 | buf | 510,4096 |
| BUF_SIZE | 1 | buf | 510,4096 |
| CAPPED_DATA | 2 | cnt | 1 |
| CAPPED_DATA | 2 | cnt | 1 |
| DATA_SOURCE | 1 | buf | r trace_user_fault_read |
| DATA_SOURCE | 2 | cnt | $2 [m] |
| FUZZY_MAX | 2 | cnt | 4096 |
| NOSPEC | 2 | cnt | |
| HARD_MAX | 2 | cnt | 4096 |
| PREEMPT_ADD | <- disables preempt | ||
| USER_DATA | 1 | *buf | 0-255 |
| USER_DATA | 2 | cnt | 0-4096[c] |
| UNITS | 2 | cnt | unit_byte |
| USER_PTR | 1 | buf | |
| LOCK2 | rcu_read |
kernel/trace/trace.c tracing_mark_write() -> write_marker_to_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tr | 4096-69249725370638335,69249725370638337-ptr_max |
| PARAM_VALUE | 1 | buf | 1-u64max |
| PARAM_VALUE | 2 | cnt | 0-4096 |
| BUF_SIZE | 0 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | buf | 510,4096 |
| BUF_SIZE | 1 | buf | 510,4096 |
| CAPPED_DATA | 2 | cnt | 1 |
| CAPPED_DATA | 2 | cnt | 1 |
| DATA_SOURCE | 1 | buf | r trace_user_fault_read |
| DATA_SOURCE | 2 | cnt | $2 [m] |
| FUZZY_MAX | 2 | cnt | 4096 |
| BIT_INFO | 0 | tr->trace_flags | 0x200000,0xffffffffffffffff |
| HARD_MAX | 2 | cnt | 4096 |
| PREEMPT_ADD | <- disables preempt | ||
| USER_DATA | 1 | *buf | 0-255 |
| USER_DATA | 2 | cnt | 0-4096[c] |
| USER_PTR | 1 | buf |