Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/userfaultfd.c userfaultfd_clear_vma() -> vma_modify_flags_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vmi | 1467127174713044992,4891565632343326720 |
| PARAM_VALUE | 0 | vmi->mas.status | 0,2-3 |
| PARAM_VALUE | 2 | vma | 4096-ptr_max |
| PARAM_VALUE | 2 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 2 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | vma->vm_userfaultfd_ctx.ctx | 1-u64max |
| PARAM_VALUE | 5 | vma_flags | 81516545326116864 |
| CAPPED_DATA | 2 | vma->vm_userfaultfd_ctx.ctx | 1 |
| DATA_SOURCE | 0 | vmi | $0 |
| DATA_SOURCE | 1 | prev | $1 |
| DATA_SOURCE | 2 | vma | $2 |
| DATA_SOURCE | 3 | start | $3 |
| DATA_SOURCE | 4 | end | $4 |
| NOSPEC | 0 | vmi->mas.index | |
| NOSPEC | 0 | vmi->mas.last | |
| NOSPEC | 3 | start | |
| NOSPEC | 3 | start | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vmi->mas.index | 0-18446744073709551614 |
| USER_DATA | 0 | vmi->mas.last | 0-18446744073709551614 |
| USER_DATA | 1 | prev->vm_start | 1-u64max[c] |
| USER_DATA | 3 | start | 0-18446744073709551614[c] |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.index | |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.last | |
| NO_OVERFLOW_SIMPLE | 1 | prev->vm_start | |
| NO_OVERFLOW_SIMPLE | 2 | vma->vm_start | |
| NO_OVERFLOW_SIMPLE | 3 | start | |
| UNITS | 3 | start | unit_byte |
| UNITS | 4 | end | unit_byte |
| LOCK2 | &mm->mmap_lock | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/userfaultfd.c userfaultfd_register_range() -> vma_modify_flags_uffd()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vmi | 5364049127059881984 |
| PARAM_VALUE | 0 | vmi->mas.status | 0,2-3 |
| PARAM_VALUE | 2 | vma | 4096-ptr_max |
| PARAM_VALUE | 2 | vma->flags.__vma_flags | 4096-ptr_max |
| PARAM_VALUE | 2 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 2 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | vma->vm_ops | 0,4096-ptr_max |
| PARAM_VALUE | 5 | vma_flags | 1815145564270141440 |
| PARAM_VALUE | 7 | give_up_on_oom | 0 |
| CAPPED_DATA | 4 | end | 1 |
| CAPPED_DATA | 4 | end | 1 |
| DATA_SOURCE | 2 | vma | r vma_find |
| DATA_SOURCE | 3 | start | $3 [m] |
| NOSPEC | 0 | vmi->mas.index | |
| NOSPEC | 3 | start | |
| NOSPEC | 3 | start | |
| USER_DATA | 0 | vmi->mas.index | 0-18446744073709551614 |
| USER_DATA | 0 | vmi->mas.last | 0-u64max |
| USER_DATA | 1 | prev->vm_pgoff | 0-4503599627370495[c] |
| USER_DATA | 1 | prev->vm_start | 1-u64max[c] |
| USER_DATA | 3 | start | 0-18446744073709551614[c] |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.index | |
| NO_OVERFLOW_SIMPLE | 1 | prev->vm_start | |
| NO_OVERFLOW_SIMPLE | 2 | vma->vm_start | |
| NO_OVERFLOW_SIMPLE | 3 | start | |
| UNITS | 3 | start | unit_byte |
| UNITS | 4 | end | unit_byte |
| LOCK2 | &mm->mmap_lock | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |