Defined in 1 files as a prototype:
Defined in 2 files as a function:
- arch/s390/include/asm/pgtable.h, line 1782 (as a function)
- mm/pgtable-generic.c, line 141 (as a function)
Referenced in 1 files:
Smatch caller information:
mm/huge_memory.c __discard_anon_folio_pmd_locked() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm->notifier_subscriptions->has_itree | 0-1 |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| DATA_SOURCE | 0 | vma | $0 |
| DATA_SOURCE | 1 | address | $1 |
| DATA_SOURCE | 2 | pmdp | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_start | |
| NO_OVERFLOW_SIMPLE | 1 | address | |
| UNITS | 1 | address | unit_byte |
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/huge_memory.c __split_huge_pmd_locked() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry | 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->host->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs | 1632,1720,1808,2632,2648,2712 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->notifier_subscriptions->has_itree | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | vma->vm_ops | 1-u64max |
| PARAM_VALUE | 0 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| BUF_SIZE | 0 | vma->vm_mm | (-1),1-s32max |
| BUF_SIZE | 0 | vma->vm_ops | (-1),144 |
| BUF_SIZE | 0 | vma->vm_private_data | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | vma->vm_start | 1 |
| DATA_SOURCE | 0 | vma | $0 |
| DATA_SOURCE | 1 | address | $2 |
| DATA_SOURCE | 2 | pmdp | $1 |
| PARAM_COMPARE | 1 | address | >= $0->vm_start |
| PARAM_COMPARE | 1 | address | >= $0->vm_start |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| NOSPEC | 0 | vma->vm_end | |
| NOSPEC | 0 | vma->vm_pgoff | |
| NOSPEC | 0 | vma->vm_start | |
| NOSPEC | 1 | address | |
| NOSPEC | 1 | address | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vma->pfnmap_track_ctx->pfn | 0-9007201402224637[c] |
| USER_DATA | 0 | vma->pfnmap_track_ctx->size | 0,4096-u64max[c] |
| USER_DATA | 0 | vma->shared.rb_subtree_last | 0-u64max[u] |
| USER_DATA | 0 | vma->vm_end | 0-u64max |
| USER_DATA | 0 | vma->vm_pgoff | 0-9007201402224637[c] |
| USER_DATA | 0 | vma->vm_start | 0-u64max |
| USER_DATA | 1 | address | 0,2097152-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_file->f_mapping->host->i_size | |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_policy->mode | |
| NO_OVERFLOW_SIMPLE | 1 | address | |
| UNITS | 0 | vma | unit_byte |
| UNITS | 1 | address | unit_byte |
| HALF_LOCKED2 | 0 | &vma->vm_private_data->rw_sema |
mm/huge_memory.c __split_huge_zero_page_pmd() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs | 1632,1808,2632,2648,2704,2712 |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_wb->dwork.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_wb->dwork.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_inode->i_wb->dwork.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_wb->dwork.wq->dfl_pwq | 0-s64max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_wb->dwork.wq->saved_max_active | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->host->i_wb->dwork.wq->saved_min_active | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_file->f_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm->iommu_mm->pasid | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->notifier_subscriptions->active_invalidate_ranges | 0-s64max |
| PARAM_VALUE | 0 | vma->vm_mm->notifier_subscriptions->has_itree | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->notifier_subscriptions->invalidate_seq | 0-s64max |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->delays->blkio_count | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov->mode | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov->remote | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov->remote_size | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov_remote->mode | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov_remote->remote | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->kcov_remote->remote_size | 0-4294967295 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->sched_task_group->idle | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->thread_pid->attr->exit_code | s32min-s32max |
| PARAM_VALUE | 0 | vma->vm_ops | 0 |
| PARAM_VALUE | 0 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| BUF_SIZE | 0 | vma | (-1)-s32max |
| BUF_SIZE | 0 | vma->vm_mm | (-1),1-s32max |
| BUF_SIZE | 0 | vma->vm_ops | (-1),144 |
| BUF_SIZE | 0 | vma->vm_private_data | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | vma->vm_start | 1 |
| DATA_SOURCE | 0 | vma | $0 |
| DATA_SOURCE | 1 | address | $1 |
| DATA_SOURCE | 2 | pmdp | $2 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| NOSPEC | 0 | vma->vm_end | |
| NOSPEC | 0 | vma->vm_pgoff | |
| NOSPEC | 0 | vma->vm_start | |
| NOSPEC | 1 | address | |
| NOSPEC | 1 | address | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | vma->pfnmap_track_ctx->pfn | 0-9007201402224637[c] |
| USER_DATA | 0 | vma->pfnmap_track_ctx->size | 0,4096-u64max[c] |
| USER_DATA | 0 | vma->shared.rb_subtree_last | 0-u64max[u] |
| USER_DATA | 0 | vma->vm_end | 0-u64max |
| USER_DATA | 0 | vma->vm_pgoff | 0-9007201402224637[c] |
| USER_DATA | 0 | vma->vm_start | 0-u64max |
| USER_DATA | 1 | address | 0,2097152-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_file->f_mapping->host->i_size | |
| NO_OVERFLOW_SIMPLE | 0 | vma->vm_policy->mode | |
| NO_OVERFLOW_SIMPLE | 1 | address | |
| UNITS | 0 | vma | unit_byte |
| UNITS | 1 | address | unit_byte |
| HALF_LOCKED2 | ptl | ||
| HALF_LOCKED2 | 0 | &vma->vm_private_data->rw_sema |
mm/huge_memory.c do_huge_zero_wp_pmd() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->anon_vma | 1-u64max |
| PARAM_VALUE | 0 | vma->vm_mm | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_ops | 0 |
| PARAM_VALUE | 1 | address | 0,2097152-u64max |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| BUF_SIZE | 0 | vma | (-1),1-s32max |
| BUF_SIZE | 0 | vma | (-1),1-s32max |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | address | 0,2097152-u64max[c] |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/huge_memory.c move_pages_huge_pmd() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | vma->vm_ops | 0 |
| PARAM_VALUE | 0 | vma->vm_refcnt.refs.counter | (-1073741824),0-s32max |
| PARAM_VALUE | 1 | address | 0-18446744073709551614 |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| CAPPED_DATA | 1 | address | 1 |
| CAPPED_DATA | 1 | address | 1 |
| DATA_SOURCE | 0 | vma | $5 |
| DATA_SOURCE | 1 | address | $7 |
| DATA_SOURCE | 2 | pmdp | $2 |
| BIT_INFO | 0 | vma->vm_flags | 0x0,0xfffffffffffffff7 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| NOSPEC | 1 | address | |
| NOSPEC | 1 | address | |
| USER_DATA | 1 | address | 0-s32max[c] |
| NO_OVERFLOW_SIMPLE | 1 | address | |
| UNITS | 1 | address | unit_byte |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/huge_memory.c move_pages_huge_pmd() -> pmdp_huge_clear_flush()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vma | 4096-ptr_max |
| PARAM_VALUE | 0 | vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | vma->vm_ops | 0 |
| PARAM_VALUE | 0 | vma->vm_refcnt.refs.counter | (-1073741824),0-s32max |
| PARAM_VALUE | 1 | address | 0-18446744073709551614 |
| PARAM_VALUE | 2 | pmdp | 4096-ptr_max |
| CAPPED_DATA | 1 | address | 1 |
| CAPPED_DATA | 1 | address | 1 |
| DATA_SOURCE | 0 | vma | $5 |
| DATA_SOURCE | 1 | address | $7 |
| DATA_SOURCE | 2 | pmdp | $2 |
| BIT_INFO | 0 | vma->vm_flags | 0x0,0xfffffffffffffff7 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| BIT_INFO | 1 | address | 0x0,0xffffffffffe00000 |
| NOSPEC | 1 | address | |
| NOSPEC | 1 | address | |
| USER_DATA | 1 | address | 0-s32max[c] |
| NO_OVERFLOW_SIMPLE | 1 | address | |
| UNITS | 1 | address | unit_byte |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |