Defined in 2 files as a function:
- arch/arm64/kernel/patching.c, line 107 (as a function)
- arch/x86/kernel/alternative.c, line 2375 (as a function)
Referenced in 2 files:
Smatch caller information:
arch/x86/kernel/alternative.c text_poke() -> __text_poke()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | src | 1-u64max |
| PARAM_VALUE | 3 | len | 0-s32max,18446744071562067968-u64max |
| BUF_SIZE | 2 | src | s32min,(-1),4-5,8,15 |
| BUF_SIZE | 2 | src | s32min,(-1),4-5,8,15 |
| CAPPED_DATA | 3 | len | 1 |
| CAPPED_DATA | 3 | len | 1 |
| DATA_SOURCE | 1 | addr | $0 |
| DATA_SOURCE | 2 | src | $1 |
| DATA_SOURCE | 3 | len | $2 |
| FUZZY_MAX | 3 | len | 8 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | addr | unit_byte |
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &jump_label_mutex |
arch/x86/kernel/alternative.c text_poke_copy_locked() -> __text_poke()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | func | 4096-ptr_max |
| PARAM_VALUE | 2 | src | 4096-ptr_max |
| PARAM_VALUE | 3 | len | 1-8192 |
| CAPPED_DATA | 3 | len | 1 |
| CAPPED_DATA | 3 | len | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | addr | unit_byte |
| UNITS | 2 | src | unit_byte |
| UNITS | 3 | len | unit_byte |
| LOCK2 | global &text_mutex |
arch/x86/kernel/alternative.c text_poke_kgdb() -> __text_poke()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | addr | 0-3556549974045937663,6432617772963328000-u64max |
| PARAM_VALUE | 3 | len | 1 |
| BUF_SIZE | 2 | src | 1 |
| BUF_SIZE | 2 | src | 1 |
| DATA_SOURCE | 1 | addr | $0 |
| DATA_SOURCE | 2 | src | $1 |
| DATA_SOURCE | 3 | len | $2 |
| UNITS | 1 | addr | unit_byte |
| HALF_LOCKED2 | rcu_read |
arch/x86/kernel/alternative.c text_poke_set() -> __text_poke()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | func | 4096-ptr_max |
| PARAM_VALUE | 2 | *src | 204 |
| PARAM_VALUE | 3 | len | 1-8192 |
| BUF_SIZE | 2 | src | 4 |
| CAPPED_DATA | 3 | len | 1 |
| CAPPED_DATA | 3 | len | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | addr | unit_byte |
| UNITS | 3 | len | unit_byte |
| LOCK2 | global &pack_mutex | ||
| LOCK2 | global &text_mutex | ||
| HALF_LOCKED2 | &d->mutex |