Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
arch/x86/kernel/uprobes.c arch_uprobe_optimize() -> copy_from_vaddr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | vaddr | 0 |
| PARAM_VALUE | 2 | dst | 4687684175761580032 |
| PARAM_VALUE | 3 | len | 10 |
| BUF_SIZE | 2 | dst | 10 |
| DATA_SOURCE | 1 | vaddr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | 0 | &mm->mmap_lock | |
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
arch/x86/kernel/uprobes.c is_optimized() -> copy_from_vaddr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | dst | 2856880939883790336 |
| PARAM_VALUE | 3 | len | 10 |
| BUF_SIZE | 2 | dst | 10 |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | vaddr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| UNITS | 1 | vaddr | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &uprobe->register_rwsem |