Documented in 1 files:
Defined in 1 files as a function:
Referenced in 5 files:
- include/linux/userfaultfd_k.h, line 329
- mm/hmm.c, line 259
- mm/hugetlb.c
- mm/memory.c, line 112
- mm/mremap.c, line 295
Smatch caller information:
fs/proc/task_mmu.c pte_swp_uffd_any() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | ptl |
mm/hugetlb.c hugetlb_change_protection() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | r huge_ptep_get |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &vma->vm_file->f_mapping->i_mmap_rwsem | ||
| HALF_LOCKED2 | &dst_mm->mmap_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct address_space)->i_mmap_rwsem |
mm/hugetlb.c hugetlb_no_page() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/hugetlb.c move_huge_pte() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | r huge_ptep_get_and_clear |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &mapping->i_mmap_rwsem | ||
| LOCK2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &tsk->signal->exec_update_lock | ||
| HALF_LOCKED2 | src_ptl | ||
| TYPE_LOCK | (struct address_space)->i_mmap_rwsem | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/hugetlb.c pte_swp_uffd_any() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mapping->i_mmap_rwsem |
mm/mremap.c move_ptes() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | old_ptl | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &tsk->signal->exec_update_lock | ||
| HALF_LOCKED2 | new_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/memory.c pte_swp_uffd_any() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | ptl |
mm/memory.c vmf_orig_pte_uffd_wp() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | vmf->ptl |
mm/hmm.c hmm_vma_handle_pte() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | r ptep_get |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/khugepaged.c pte_swp_uffd_any() -> pte_is_uffd_wp_marker()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | pte | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |