Open Menu /

Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 4 files:

Smatch caller information:

mm/pagewalk.c walk_hugetlb_range() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->vm_file 4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem

mm/userfaultfd.c handle_userfault() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 0 vma->vm_userfaultfd_ctx.ctx 4096-ptr_max
PARAM_VALUE 0 vma->vm_userfaultfd_ctx.ctx->released 0
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma (-1),1-s32max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->swap_readahead_info.counter 0-s64max[c]
NO_OVERFLOW_SIMPLE 0 vma->vm_end
NO_OVERFLOW_SIMPLE 0 vma->vm_pgoff
NO_OVERFLOW_SIMPLE 0 vma->vm_start

mm/userfaultfd.c mfill_atomic_hugetlb() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 0 vma->vm_file 4096-ptr_max
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_mm->vma_writer_wait.task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 0 vma->vm_ops 0,4096-ptr_max
PARAM_VALUE 0 vma->vm_refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 0 vma->vm_userfaultfd_ctx.ctx 1-u64max
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $1 [m]
NOCHECK_CALL
USER_DATA 0 vma->vm_policy->flags 0,24,8192-57368[c]
USER_DATA 0 vma->vm_policy->home_node 0-1023
LOCK2 &state.ctx->map_changing_lock
HALF_LOCKED2 &ctx->map_changing_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock

mm/hugetlb.c copy_hugetlb_page_range() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->anon_name 0,4096-ptr_max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 0 vma->pfnmap_track_ctx 0,4096-ptr_max
PARAM_VALUE 0 vma->vm_file 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 0 vma->vm_policy->refcnt.counter 1
CAPPED_DATA 0 vma->vm_policy 1
DATA_SOURCE 0 vma $3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/hugetlb.c hugetlb_fault() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 0 vma->vm_file 4096-ptr_max
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 1632,1640,1720,1808,1816,2632,2640,2648,2704,2712
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->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->vma_writer_wait.task->sched_class->uclamp_enabled 0-1
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma->vm_file (-1),4,24,64,168-s32max
BUF_SIZE 0 vma->vm_private_data (-1)-s32max
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $1
NOSPEC 0 vma->vm_pgoff
NOSPEC 0 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->vm_end 4096-u64max[c]
USER_DATA 0 vma->vm_pgoff 0-4503599627370495[c]
USER_DATA 0 vma->vm_start 0-18446744073709547520
NO_OVERFLOW_SIMPLE 0 vma->vm_file->f_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 vma->vm_pgoff
NO_OVERFLOW_SIMPLE 0 vma->vm_policy->mode
HALF_LOCKED2 &mm->mmap_lock

mm/hugetlb.c hugetlb_wp() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->vm_file 4096-ptr_max
PARAM_VALUE 0 vma->vm_file->f_mapping 4096-ptr_max
PARAM_VALUE 0 vma->vm_file->f_mapping->i_mmap_rwsem.dep_map->name 0-255
PARAM_VALUE 0 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 1
PARAM_VALUE 0 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.next 2624917664208203776
PARAM_VALUE 0 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->list.prev 2624917664208203776
PARAM_VALUE 0 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
BIT_INFO 0 vma->vm_flags 0x0,0xffffffffffffff7f
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->vm_policy->flags 0,24,8192-57368[c]
USER_DATA 0 vma->vm_policy->home_node 0-1023
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &pool->lock

mm/memory.c vma_pgtable_walk_begin() -> hugetlb_vma_lock_read()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
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 1632,1640,1720,1808,1816,2632,2640,2648,2704,2712
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->mmap_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 vma->vm_mm->mmap_lock.first_waiter->type 0-1
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $0
NOSPEC 0 vma->vm_pgoff
NOSPEC 0 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 vma->shared.rb_subtree_last 0-u64max[u]
USER_DATA 0 vma->vm_pgoff 0-4503599627370495[c]
USER_DATA 0 vma->vm_start 0-s32max,9223372036854775807
NO_OVERFLOW_SIMPLE 0 vma->vm_end
NO_OVERFLOW_SIMPLE 0 vma->vm_file->f_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 vma->vm_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 0 vma->vm_pgoff
HALF_LOCKED2 &mm->mmap_lock