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Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 1 files:

Smatch caller information:

mm/hugetlb.c alloc_hugetlb_folio() -> huge_node()

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->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_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 gfp_flags 1322178,1322186
PARAM_VALUE 3 mpol 6494615892782010368
PARAM_VALUE 4 nodemask 2387220677176537088
BUF_SIZE 0 vma (-1),1-s32max
BUF_SIZE 0 vma (-1),1-s32max
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $0
DATA_SOURCE 1 addr $1
DATA_SOURCE 2 gfp_flags r htlb_alloc_mask
BIT_INFO 2 gfp_flags 0x42000,0x1fffff
NOSPEC 1 addr
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vma->vm_policy->home_node 0-1023
USER_DATA 1 addr 0-u64max[c]
NO_OVERFLOW_SIMPLE 0 vma->vm_start
UNITS 0 vma unit_byte
UNITS 1 addr unit_byte
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock

mm/hugetlb.c alloc_hugetlb_folio_vma() -> huge_node()

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_end 1073741824-u64max
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->iommu_mm->pasid 0-4294967295
PARAM_VALUE 0 vma->vm_mm->vma_writer_wait.task->delays->blkio_delay_max 0-9223372036854775807
PARAM_VALUE 0 vma->vm_mm->vma_writer_wait.task->delays->blkio_delay_min 0-9223372036854775807
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 4096-ptr_max
PARAM_VALUE 0 vma->vm_ops->pagesize 1-u64max
PARAM_VALUE 0 vma->vm_refcnt.refs.counter (-1073741824),0-s32max
PARAM_VALUE 0 vma->vm_userfaultfd_ctx.ctx 1-u64max
PARAM_VALUE 2 gfp_flags 1322178,1322186
PARAM_VALUE 3 mpol 5309177693585412096
PARAM_VALUE 4 nodemask 5816172050569326592
CAPPED_DATA 0 vma 1
DATA_SOURCE 0 vma $1
DATA_SOURCE 1 addr $2
DATA_SOURCE 2 gfp_flags r htlb_alloc_mask
BIT_INFO 2 gfp_flags 0x42000,0x1fffff
NOSPEC 1 addr
NOSPEC 1 addr
USER_DATA 0 vma->vm_policy->home_node 0-1023
USER_DATA 1 addr 0-18446744073709551614[c]
NO_OVERFLOW_SIMPLE 1 addr
UNITS 1 addr unit_byte
LOCK2 &state.ctx->map_changing_lock
HALF_LOCKED2 &ctx->map_changing_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock