Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/vma.c split_vma() -> __split_vma()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_mm->map_count | s32min-65529 |
| PARAM_VALUE | 3 | new_below | 0-1 |
| CAPPED_DATA | 2 | addr | 1 |
| CAPPED_DATA | 2 | addr | 1 |
| DATA_SOURCE | 0 | vmi | $0 |
| DATA_SOURCE | 1 | vma | $1 |
| DATA_SOURCE | 2 | addr | $2 |
| DATA_SOURCE | 3 | new_below | $3 |
| NOSPEC | 0 | vmi->mas.index | |
| NOSPEC | 0 | vmi->mas.last | |
| HARD_MAX | 3 | new_below | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vmi->mas.index | 0-u64max |
| USER_DATA | 0 | vmi->mas.last | 0-u64max |
| USER_DATA | 1 | vma->vm_pgoff | 0-4503599627370495[c] |
| USER_DATA | 1 | vma->vm_start | 1-u64max[c] |
| USER_DATA | 2 | addr | 0-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.last | |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.sheaf->capacity | |
| UNITS | 2 | addr | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/vma.c vms_gather_munmap_vmas() -> __split_vma()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vmi | 134236606698369024,1022776648951132160,4907233300821278720,5394055068851789824,5831082256766734336,7107899751205675008,7342498018941853696,7547875335579738112 |
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_start | 0-18446744073709551614 |
| PARAM_VALUE | 2 | addr | 1-u64max |
| PARAM_VALUE | 3 | new_below | 1 |
| CAPPED_DATA | 1 | vma->vm_end | 1 |
| CAPPED_DATA | 1 | vma->vm_start | 1 |
| PARAM_COMPARE | 2 | addr | > $1->vm_start |
| PARAM_COMPARE | 2 | addr | > $1->vm_start |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | addr | 1-u64max[c] |
| UNITS | 2 | addr | unit_byte |
mm/vma.c vms_gather_munmap_vmas() -> __split_vma()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vmi | 134236606698369024,1022776648951132160,4907233300821278720,5394055068851789824,5831082256766734336,7107899751205675008,7342498018941853696,7547875335579738112 |
| PARAM_VALUE | 0 | vmi->mas.status | 0,2-3,6-u32max |
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->flags.__vma_flags | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_end | 1-u64max |
| PARAM_VALUE | 1 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | addr | 0-18446744073709551614 |
| PARAM_VALUE | 3 | new_below | 0 |
| CAPPED_DATA | 2 | addr | 1 |
| CAPPED_DATA | 2 | addr | 1 |
| DATA_SOURCE | 1 | vma | r vma_find |
| PARAM_COMPARE | 1 | vma->vm_end | > $2 |
| PARAM_COMPARE | 2 | addr | < $1->vm_end |
| NOSPEC | 2 | addr | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 2 | addr | 0-s32max[c] |
| NO_OVERFLOW_SIMPLE | 0 | vmi->mas.index | |
| UNITS | 2 | addr | unit_byte |