diff options
| -rw-r--r-- | include/rdma/ib_umem.h | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h index 4c8f433ba246..bb4005a9c690 100644 --- a/include/rdma/ib_umem.h +++ b/include/rdma/ib_umem.h @@ -145,16 +145,11 @@ static inline unsigned long ib_umem_find_best_pgoff(struct ib_umem *umem, static inline bool ib_umem_is_contiguous(struct ib_umem *umem) { - dma_addr_t dma_addr; unsigned long pgsz; - /* - * Select the smallest aligned page that can contain the whole umem if - * it was contiguous. - */ - dma_addr = ib_umem_start_dma_addr(umem); - pgsz = roundup_pow_of_two((dma_addr ^ (umem->length - 1 + dma_addr)) + 1); - return !!ib_umem_find_best_pgoff(umem, pgsz, U64_MAX); + pgsz = ib_umem_find_best_pgsz(umem, ULONG_MAX, + ib_umem_start_dma_addr(umem)); + return pgsz && ib_umem_num_dma_blocks(umem, pgsz) == 1; } struct ib_umem_dmabuf *ib_umem_dmabuf_get(struct ib_device *device, |