diff options
| author | Leon Romanovsky <leonro@mellanox.com> | 2019-01-08 16:07:26 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-01-08 16:41:38 -0700 |
| commit | 13859d5df418ea535926e2b57c29d5161c522b9d (patch) | |
| tree | 7dc6de94455552d1ee03c5861e499875c99699c2 /drivers/infiniband/hw/mlx5/mr.c | |
| parent | 8b4d5bc5cf3f813dc4df5d69c2fcde16c40d8abd (diff) | |
RDMA/mlx5: Embed into the code flow the ODP config option
Convert various places to more readable code, which embeds
CONFIG_INFINIBAND_ON_DEMAND_PAGING into the code flow.
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mr.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index c389750f771e..494a90f4348c 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -71,10 +71,9 @@ static int destroy_mkey(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr) { int err = mlx5_core_destroy_mkey(dev->mdev, &mr->mmkey); -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING - /* Wait until all page fault handlers using the mr complete. */ - synchronize_srcu(&dev->mr_srcu); -#endif + if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) + /* Wait until all page fault handlers using the mr complete. */ + synchronize_srcu(&dev->mr_srcu); return err; } @@ -254,9 +253,8 @@ static void remove_keys(struct mlx5_ib_dev *dev, int c, int num) mlx5_core_destroy_mkey(dev->mdev, &mr->mmkey); } -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING - synchronize_srcu(&dev->mr_srcu); -#endif + if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) + synchronize_srcu(&dev->mr_srcu); list_for_each_entry_safe(mr, tmp_mr, &del_list, list) { list_del(&mr->list); @@ -1329,8 +1327,8 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, mlx5_ib_dbg(dev, "start 0x%llx, virt_addr 0x%llx, length 0x%llx, access_flags 0x%x\n", start, virt_addr, length, access_flags); -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING - if (!start && length == U64_MAX) { + if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING) && !start && + length == U64_MAX) { if (!(access_flags & IB_ACCESS_ON_DEMAND) || !(dev->odp_caps.general_caps & IB_ODP_SUPPORT_IMPLICIT)) return ERR_PTR(-EINVAL); @@ -1340,7 +1338,6 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, return ERR_CAST(mr); return &mr->ibmr; } -#endif err = mr_umem_get(pd, start, length, access_flags, &umem, &npages, &page_shift, &ncont, &order); @@ -1401,9 +1398,9 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, } } -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING - mr->live = 1; -#endif + if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) + mr->live = 1; + return &mr->ibmr; error: ib_umem_release(umem); @@ -1518,9 +1515,8 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start, } mr->allocated_from_cache = 0; -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING - mr->live = 1; -#endif + if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING)) + mr->live = 1; } else { /* * Send a UMR WQE |