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:
io_uring/futex.c io_futexv_prep() -> futex_parse_waitv()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | nr_futexes | 1-128 |
| PARAM_VALUE | 4 | wake_data | 4096-ptr_max |
| BUF_SIZE | 0 | futexv | 160-20480 |
| DATA_SOURCE | 4 | wake_data | $0 |
| LOCK2 | &ctx->uring_lock | ||
| HALF_LOCKED2 | &sqd->lock | ||
| TYPE_LOCK | (struct io_ring_ctx)->uring_lock |
kernel/futex/syscalls.c __do_sys_futex_requeue() -> futex_parse_waitv()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | futexv | 8170757038874562560 |
| PARAM_VALUE | 1 | uwaitv | 1-u64max |
| PARAM_VALUE | 2 | nr_futexes | 2 |
| PARAM_VALUE | 4 | wake_data | 0 |
| BUF_SIZE | 0 | futexv | 320 |
| DATA_SOURCE | 1 | uwaitv | $0 |
| USER_DATA | 1 | uwaitv | 1-u64max |
kernel/futex/syscalls.c __do_sys_futex_requeue() -> futex_parse_waitv()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | futexv | 8170757038874562560 |
| PARAM_VALUE | 1 | uwaitv | 1-u64max |
| PARAM_VALUE | 2 | nr_futexes | 2 |
| PARAM_VALUE | 4 | wake_data | 0 |
| BUF_SIZE | 0 | futexv | 320 |
| DATA_SOURCE | 1 | uwaitv | $0 |
| USER_DATA | 1 | uwaitv | 1-u64max |
kernel/futex/syscalls.c __do_sys_futex_waitv() -> futex_parse_waitv()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | futexv | 4096-ptr_max |
| PARAM_VALUE | 1 | uwaitv | 1-u64max |
| PARAM_VALUE | 2 | nr_futexes | 1-128 |
| PARAM_VALUE | 4 | wake_data | 0 |
| BUF_SIZE | 0 | futexv | 160-20480 |
| BUF_SIZE | 0 | futexv | 160-20480 |
| DATA_SOURCE | 0 | futexv | r _kzalloc_noprof |
| DATA_SOURCE | 1 | uwaitv | $0 |
| DATA_SOURCE | 2 | nr_futexes | $1 |
| FUZZY_MAX | 2 | nr_futexes | 128 |
| HARD_MAX | 2 | nr_futexes | 128 |
| USER_DATA | 1 | uwaitv | 1-u64max |
| USER_DATA | 2 | nr_futexes | 1-128 |
| UNITS | 2 | nr_futexes | unit_array_size |
| ELEM_COUNT | 0 | ==futexv2 | 8051 |
kernel/futex/syscalls.c __do_sys_futex_waitv() -> futex_parse_waitv()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | futexv | 4096-ptr_max |
| PARAM_VALUE | 1 | uwaitv | 1-u64max |
| PARAM_VALUE | 2 | nr_futexes | 1-128 |
| PARAM_VALUE | 4 | wake_data | 0 |
| BUF_SIZE | 0 | futexv | 160-20480 |
| BUF_SIZE | 0 | futexv | 160-20480 |
| DATA_SOURCE | 0 | futexv | r _kzalloc_noprof |
| DATA_SOURCE | 1 | uwaitv | $0 |
| DATA_SOURCE | 2 | nr_futexes | $1 |
| FUZZY_MAX | 2 | nr_futexes | 128 |
| HARD_MAX | 2 | nr_futexes | 128 |
| USER_DATA | 1 | uwaitv | 1-u64max |
| USER_DATA | 2 | nr_futexes | 1-128 |
| UNITS | 2 | nr_futexes | unit_array_size |
| ELEM_COUNT | 0 | ==futexv2 | 8051 |