RDMA: Fix return code check in rdma_set_cq_moderation
The proper return code is "-EOPNOTSUPP" when the modify_cq() callback is not supported, all drivers should generate this and all users should check for it when detecting not supported functionality. Signed-off-by: Kamal Heib <kamalheib1@gmail.com> Acked-by: Leon Romanovsky <leonro@mellanox.com> (for mlx5) Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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dd708e7b45
Коммит
26e551c5ae
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@ -1184,7 +1184,7 @@ int mlx5_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period)
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int err;
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if (!MLX5_CAP_GEN(dev->mdev, cq_moderation))
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return -ENOSYS;
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return -EOPNOTSUPP;
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if (cq_period > MLX5_MAX_CQ_PERIOD)
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return -EINVAL;
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@ -102,7 +102,7 @@ static int ipoib_set_coalesce(struct net_device *dev,
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ret = rdma_set_cq_moderation(priv->recv_cq,
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coal->rx_max_coalesced_frames,
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coal->rx_coalesce_usecs);
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if (ret && ret != -ENOSYS) {
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if (ret && ret != -EOPNOTSUPP) {
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ipoib_warn(priv, "failed modifying CQ (%d)\n", ret);
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return ret;
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}
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