Documented in 1 files:

Defined in 2 files as a function:

Referenced in 6 files:

Smatch caller information:

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

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_refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 0 vma->vm_userfaultfd_ctx.ctx 1-u64max
DATA_SOURCE 0 vma $1
LOCK2 &state.ctx->map_changing_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock

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

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->vm_mm->iommu_mm->pasid 0-4294967295
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->delays->blkio_delay_max 0-s64max
PARAM_VALUE 0 vma->vm_mm->vma_writer_wait.task->delays->blkio_delay_min 0-s64max
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_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 r uffd_mfill_lock
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

mm/userfaultfd.c mrwprotect_range() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 1-u64max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
DATA_SOURCE 0 vma r vma_find
LOCK2 &dst_mm->mmap_lock
LOCK2 _T->lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/userfaultfd.c mwriteprotect_range() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 1-u64max
PARAM_VALUE 0 vma->flags.__vma_flags 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
DATA_SOURCE 0 vma r vma_find
LOCK2 &ctx->map_changing_lock
LOCK2 &dst_mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock

mm/userfaultfd.c userfaultfd_register() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 1-u64max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
DATA_SOURCE 0 vma r vma_find
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/userfaultfd.c userfaultfd_register() -> vma_kernel_pagesize()

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_start 0-18446744073709551614
CAPPED_DATA 0 vma->vm_start 1
PARAM_COMPARE 0 vma->vm_end > $0->vm_start
BIT_INFO 0 vma->vm_flags 0x20,0xffffffffffffffff
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/userfaultfd.c userfaultfd_unregister() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 1-u64max
PARAM_VALUE 0 vma->flags.__vma_flags 4096-ptr_max
DATA_SOURCE 0 vma r vma_find
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

fs/proc/task_mmu.c do_procmap_query() -> vma_kernel_pagesize()

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
DATA_SOURCE 0 vma r query_matching_vma

fs/proc/task_mmu.c show_numa_map() -> vma_kernel_pagesize()

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 0,4096-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 1-u64max
PARAM_VALUE 0 vma->vm_ops 0,4096-ptr_max
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &m->lock
HALF_LOCKED2 rcu_read
TYPE_LOCK (struct seq_file)->lock

fs/proc/task_mmu.c show_smap() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 4096-ptr_max
PARAM_VALUE 0 vma->vm_file 0,4096-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 0,4096-ptr_max
CAPPED_DATA 0 vma 1
CAPPED_DATA 0 vma->vm_end 1
DATA_SOURCE 0 vma $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &m->lock
TYPE_LOCK (struct seq_file)->lock

mm/vma.c vma_mmu_pagesize() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 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
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma (-1),1-s32max
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 vma->vm_end
NO_OVERFLOW_SIMPLE 0 vma->vm_pgoff
NO_OVERFLOW_SIMPLE 0 vma->vm_start
UNITS 0 vma unit_byte
HALF_LOCKED2 &m->lock

arch/x86/kvm/../../../virt/kvm/kvm_main.c kvm_host_page_size() -> vma_kernel_pagesize()

Type Parameter Key Value
PARAM_VALUE 0 vma 1-u64max
DATA_SOURCE 0 vma r find_vma