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_events_filter.c filter_build_regex() -> filter_parse_regex()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | len | 1-255 |
| PARAM_VALUE | 2 | search | 2208684686666457088 |
| PARAM_VALUE | 3 | not | 4096-ptr_max |
| PARAM_VALUE | 3 | *not | 1 |
| BUF_SIZE | 0 | buff | 256 |
| CAPPED_DATA | 1 | len | 1 |
| TERMINATED | 0 | buff | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | *buff | 0-255[u] |
| USER_PTR | 0 | buff | |
| HALF_LOCKED2 | _T->lock |
kernel/trace/ftrace.c ftrace_graph_set_hash() -> filter_parse_regex()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | len | 0-1010101 |
| PARAM_VALUE | 2 | search | 5741125573026111488 |
| PARAM_VALUE | 3 | not | 5623918742259593216 |
| BUF_SIZE | 0 | buff | (-1),128,670 |
| BUF_SIZE | 0 | buff | (-1),128,670 |
| DATA_SOURCE | 0 | buff | $1 |
| STR_LEN | 0 | buff | 0-1010101 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &parser_lock | ||
| HALF_LOCKED2 | irq |
kernel/trace/ftrace.c match_records() -> filter_parse_regex()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buff | 1-u64max |
| PARAM_VALUE | 2 | search | 7773124556052025344 |
| PARAM_VALUE | 2 | *search | 0 |
| PARAM_VALUE | 2 | *(*search) | 0 |
| PARAM_VALUE | 3 | not | 5436180606041751552 |
| PARAM_VALUE | 3 | *not | 0 |
| DATA_SOURCE | 0 | buff | $1 |
| DATA_SOURCE | 1 | len | $2 |
| STR_LEN | 0 | buff | (-1),1 |
| STR_LEN | 0 | buff | (-1),1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | &ops->func_hash->regex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &trace_types_lock |
kernel/trace/ftrace.c match_records() -> filter_parse_regex()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buff | 4096-18446744073709547521 |
| PARAM_VALUE | 1 | len | 0-1010101 |
| PARAM_VALUE | 2 | search | 2741164962047500288 |
| PARAM_VALUE | 2 | *search | 0 |
| PARAM_VALUE | 2 | *(*search) | 0 |
| PARAM_VALUE | 3 | not | 8709143363530358784 |
| PARAM_VALUE | 3 | *not | 0 |
| DATA_SOURCE | 0 | buff | $3 |
| STR_LEN | 0 | buff | 0-1010101 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ops->func_hash->regex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &trace_types_lock |
kernel/trace/ftrace.c unregister_ftrace_function_probe_func() -> filter_parse_regex()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buff | 1-u64max |
| PARAM_VALUE | 1 | len | 0-1010101 |
| PARAM_VALUE | 2 | search | 7295887955989979136 |
| PARAM_VALUE | 3 | not | 3300586704413413376 |
| DATA_SOURCE | 0 | buff | $0 |
| STR_LEN | 0 | buff | (-1),1 |
| STR_LEN | 0 | buff | (-1),1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | _T->lock |