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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2021-11-25 20:42:51 +0100 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-11-29 14:33:55 -0400 |
| commit | 0c83da72d0c98cbde21fee4d0e8a7f3b5cac273a (patch) | |
| tree | 78c675fc92e5333917916cbe4f1f5ae139ca9fe3 /drivers/infiniband/hw/mlx4 | |
| parent | e02d9cc2f8581ff39d13e0c01c98131bbac70206 (diff) | |
| download | lwn-0c83da72d0c98cbde21fee4d0e8a7f3b5cac273a.tar.gz lwn-0c83da72d0c98cbde21fee4d0e8a7f3b5cac273a.zip | |
RDMA/mlx4: Use bitmap_alloc() when applicable
Use 'bitmap_alloc()' to simplify code, improve the semantic and avoid some
open-coded arithmetic in allocator arguments.
Also change the corresponding 'kfree()' into 'bitmap_free()' to keep
consistency.
Link: https://lore.kernel.org/r/4c93b4e02f5d784ddfd3efd4af9e673b9117d641.1637869328.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index ceca05982f61..e2b9864c1f65 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2772,10 +2772,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) if (err) goto err_counter; - ibdev->ib_uc_qpns_bitmap = - kmalloc_array(BITS_TO_LONGS(ibdev->steer_qpn_count), - sizeof(long), - GFP_KERNEL); + ibdev->ib_uc_qpns_bitmap = bitmap_alloc(ibdev->steer_qpn_count, + GFP_KERNEL); if (!ibdev->ib_uc_qpns_bitmap) goto err_steer_qp_release; @@ -2863,7 +2861,7 @@ err_diag_counters: mlx4_ib_diag_cleanup(ibdev); err_steer_free_bitmap: - kfree(ibdev->ib_uc_qpns_bitmap); + bitmap_free(ibdev->ib_uc_qpns_bitmap); err_steer_qp_release: mlx4_qp_release_range(dev, ibdev->steer_qpn_base, @@ -2976,7 +2974,7 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr) mlx4_qp_release_range(dev, ibdev->steer_qpn_base, ibdev->steer_qpn_count); - kfree(ibdev->ib_uc_qpns_bitmap); + bitmap_free(ibdev->ib_uc_qpns_bitmap); iounmap(ibdev->uar_map); for (p = 0; p < ibdev->num_ports; ++p) |