Symbol: down_write_nest_lock
drivers/iommu/iommufd/ioas.c
425
down_write_nest_lock(&ioas->iopt.iova_rwsem,
mm/vma.c
2125
down_write_nest_lock(&anon_vma->root->rwsem, &mm->mmap_lock);
mm/vma.c
2155
down_write_nest_lock(&mapping->i_mmap_rwsem, &mm->mmap_lock);