Documented in 1 files:
Defined in 1 files as a function:
Referenced in 6 files:
- mm/debug_vm_pgtable.c
- mm/huge_memory.c
- mm/hugetlb.c, line 6574
- mm/migrate.c, line 400
- mm/mprotect.c, line 223
- mm/page_table_check.c, line 196
Smatch caller information:
mm/huge_memory.c __split_huge_pmd_locked() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pmd |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &vma->vm_private_data->rw_sema |
mm/huge_memory.c change_non_present_huge_pmd() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pmd |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c copy_huge_non_present_pmd() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pmd |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c remove_migration_pmd() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pmd |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/page_table_check.c softleaf_cached_writable() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | ptl |
mm/mprotect.c change_softleaf_pte() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pte |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/hugetlb.c hugetlb_change_protection() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pte |
| 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/debug_vm_pgtable.c swap_migration_tests() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r make_writable_migration_entry |
mm/debug_vm_pgtable.c swap_migration_tests() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r make_readable_migration_entry |
mm/debug_vm_pgtable.c swap_migration_tests() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r make_readable_migration_entry |
mm/migrate.c remove_migration_pte() -> softleaf_is_migration_write()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | r softleaf_from_pte |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |