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From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>
Cc: Leon Romanovsky <leonro@mellanox.com>,
	linux-rdma@vger.kernel.org, Maor Gottlieb <maorg@mellanox.com>
Subject: [PATCH rdma-next 13/18] RDMA/mlx5: Promote RSS RAW QP flags check to higher level
Date: Thu, 23 Apr 2020 22:02:58 +0300	[thread overview]
Message-ID: <20200423190303.12856-14-leon@kernel.org> (raw)
In-Reply-To: <20200423190303.12856-1-leon@kernel.org>

From: Leon Romanovsky <leonro@mellanox.com>

Move check that user didn't supplied RSS RAW QP unsupported
command flags to the function that checks all such flags.

Reviewed-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/hw/mlx5/qp.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 310d9a4d5a30..82de57ef78e7 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1652,13 +1652,6 @@ static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct ib_pd *pd,
 		return -EOPNOTSUPP;
 	}
 
-	if (ucmd->flags & ~(MLX5_QP_FLAG_TUNNEL_OFFLOADS |
-			   MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC |
-			   MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC)) {
-		mlx5_ib_dbg(dev, "invalid flags\n");
-		return -EOPNOTSUPP;
-	}
-
 	if (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_INNER &&
 	    !(ucmd->flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS)) {
 		mlx5_ib_dbg(dev, "Tunnel offloads must be set for inner RSS\n");
@@ -2687,11 +2680,20 @@ static int process_vendor_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	process_vendor_flag(dev, &flags, MLX5_QP_FLAG_BFREG_INDEX, true, qp);
 	process_vendor_flag(dev, &flags, MLX5_QP_FLAG_UAR_PAGE_INDEX, true, qp);
 
+	cond = qp->flags_en & ~(MLX5_QP_FLAG_TUNNEL_OFFLOADS |
+				MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC |
+				MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC);
+	if (attr->rwq_ind_tbl && cond) {
+		mlx5_ib_dbg(dev, "RSS RAW QP has unsupported flags 0x%X\n",
+			    cond);
+		return -EINVAL;
+	}
+
 	if (flags)
 		mlx5_ib_dbg(dev, "udata has unsupported flags 0x%X\n", flags);
 
 	return (flags) ? -EINVAL : 0;
-}
+	}
 
 static void process_create_flag(struct mlx5_ib_dev *dev, int *flags, int flag,
 				bool cond, struct mlx5_ib_qp *qp)
-- 
2.25.3


  parent reply	other threads:[~2020-04-23 19:04 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-23 19:02 [PATCH rdma-next 00/18] Refactor mlx5_ib_create_qp (Part II) Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 01/18] RDMA/mlx5: Delete unsupported QP types Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 02/18] RDMA/mlx5: Store QP type in the vendor QP structure Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 03/18] RDMA/mlx5: Promote RSS RAW QP attribute check in higher level Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 04/18] RDMA/mlx5: Combine copy of create QP command in RSS RAW QP Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 05/18] RDMA/mlx5: Remove second user copy in create_user_qp Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 06/18] RDMA/mlx5: Rely on existence of udata to separate kernel/user flows Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 07/18] RDMA/mlx5: Delete impossible inlen check Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 08/18] RDMA/mlx5: Globally parse DEVX UID Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 09/18] RDMA/mlx5: Separate XRC_TGT QP creation from common flow Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 10/18] RDMA/mlx5: Separate to user/kernel create QP flows Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 11/18] RDMA/mlx5: Reduce amount of duplication in QP destroy Leon Romanovsky
2020-04-23 19:02 ` [PATCH rdma-next 12/18] RDMA/mlx5: Group all create QP parameters to simplify in-kernel interfaces Leon Romanovsky
2020-04-23 19:02 ` Leon Romanovsky [this message]
2020-04-23 19:02 ` [PATCH rdma-next 14/18] RDMA/mlx5: Handle udate outlen checks in one place Leon Romanovsky
2020-04-23 19:03 ` [PATCH rdma-next 15/18] RDMA/mlx5: Copy response to the user " Leon Romanovsky
2020-04-23 19:03 ` [PATCH rdma-next 16/18] RDMA/mlx5: Remove redundant destroy QP call Leon Romanovsky
2020-04-23 19:03 ` [PATCH rdma-next 17/18] RDMA/mlx5: Consolidate into special function all create QP calls Leon Romanovsky
2020-04-23 19:03 ` [PATCH rdma-next 18/18] RDMA/mlx5: Verify that QP is created with RQ or SQ Leon Romanovsky

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