Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
- kernel/trace/trace_events.c, line 4493
- kernel/trace/trace_functions.c, line 886
- kernel/trace/trace_snapshot.c, line 977
Smatch caller information:
kernel/trace/trace_snapshot.c ftrace_trace_snapshot_callback() -> register_ftrace_function_probe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | glob | 4096-ptr_max |
| PARAM_VALUE | 1 | tr | 4096-ptr_max |
| PARAM_VALUE | 1 | tr->allocated_snapshot | 1 |
| PARAM_VALUE | 1 | tr->mapped | 0 |
| PARAM_VALUE | 1 | tr->snapshot_buffer.buffer->subbuf_order | s32min-4294967295 |
| PARAM_VALUE | 1 | tr->snapshot_buffer.buffer->subbuf_size | 0-4294967295 |
| PARAM_VALUE | 1 | tr->snapshot_trigger_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 2 | probe_ops | 177366615835017216,7964362871999799296 |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 2 | probe_ops | 32 |
| DATA_SOURCE | 0 | glob | $2 |
| DATA_SOURCE | 1 | tr | $0 |
| BIT_INFO | 2 | probe_ops | 0x20601d543d80000,0x6ef739ffd7dfa000 |
| BIT_INFO | 2 | probe_ops | 0x20601d543d80000,0x6ef739ffd7dfa000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | data | 0-u64max |
| USER_DATA | 3 | *data | s64min-s64max |
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | global &parser_lock |
kernel/trace/trace_functions.c ftrace_trace_probe_callback() -> register_ftrace_function_probe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | glob | 4096-ptr_max |
| PARAM_VALUE | 1 | tr | 1-u64max |
| PARAM_VALUE | 2 | probe_ops | 4096-ptr_max |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 2 | probe_ops | 32 |
| DATA_SOURCE | 0 | glob | $3 |
| DATA_SOURCE | 1 | tr | $0 |
| DATA_SOURCE | 2 | probe_ops | $1 |
| STR_LEN | 0 | glob | (-1),1 |
| STR_LEN | 1 | tr | (-1),1 |
| BIT_INFO | 2 | probe_ops | 0x0,0x7ffffffffffff000 |
| BIT_INFO | 2 | probe_ops | 0x0,0x7ffffffffffff000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | data | 0-u64max |
| USER_DATA | 3 | *data | s64min-s64max |
| LOCK2 | _T->lock |
kernel/trace/trace_events.c event_enable_func() -> register_ftrace_function_probe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | glob | 4096-ptr_max |
| PARAM_VALUE | 1 | tr | 4096-ptr_max |
| PARAM_VALUE | 2 | probe_ops | 5918418766073720832,6694892833652477952,7190938077576581120,8154501613819265024 |
| PARAM_VALUE | 3 | data | 4096-ptr_max |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | tr | s32min-(-2),1-s32max |
| BUF_SIZE | 2 | probe_ops | 32 |
| BUF_SIZE | 3 | data | 24 |
| DATA_SOURCE | 0 | glob | $2 |
| DATA_SOURCE | 1 | tr | $0 |
| DATA_SOURCE | 3 | data | r _kzalloc_noprof |
| BIT_INFO | 2 | probe_ops | 0x4000000000000000,0x7febff9ffffe7000 |
| BIT_INFO | 2 | probe_ops | 0x4000000000000000,0x7febff9ffffe7000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | global &parser_lock |