ib_umem_num_pages
npages = ib_umem_num_pages(umem);
atomic64_sub(ib_umem_num_pages(umem), &mm->pinned_vm);
atomic64_sub(ib_umem_num_pages(umem), &umem->owning_mm->pinned_vm);
if (!ib_umem_num_pages(umem))
ib_umem_num_pages(cq->buf.umem), page_size, ncont);
atomic_add(ib_umem_num_pages(umem), &dev->mdev->priv.reg_pages);
atomic_add(ib_umem_num_pages(mr->umem), &dev->mdev->priv.reg_pages);
atomic_sub(ib_umem_num_pages(old_umem), &dev->mdev->priv.reg_pages);
atomic_add(ib_umem_num_pages(new_umem), &dev->mdev->priv.reg_pages);
atomic_sub(ib_umem_num_pages(umem), &dev->mdev->priv.reg_pages);
atomic_sub(ib_umem_num_pages(mr->umem),
return ib_umem_num_pages(mr->umem);
ib_umem_num_pages(rwq->umem), page_size, rwq->rq_num_pas,
n = ib_umem_num_pages(umem);
err = alloc_mr_page_info(mr, ib_umem_num_pages(umem));