From: Prabhakar Kushwaha <pkushwaha@xxxxxxxxxxx> [ Upstream commit 0050a57638ca4d681ff92bee55246bf64a6afe54 ] Use -EINVAL return type to identify whether error is returned because of "Out of MR resources" or any other error types. Link: https://lore.kernel.org/r/20210729151732.30995-2-pkushwaha@xxxxxxxxxxx Signed-off-by: Shai Malin <smalin@xxxxxxxxxxx> Signed-off-by: Ariel Elior <aelior@xxxxxxxxxxx> Signed-off-by: Prabhakar Kushwaha <pkushwaha@xxxxxxxxxxx> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/infiniband/hw/qedr/verbs.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index f7b97b8e81a4..bffacb47ea0e 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -2989,7 +2989,11 @@ struct ib_mr *qedr_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len, rc = dev->ops->rdma_alloc_tid(dev->rdma_ctx, &mr->hw_mr.itid); if (rc) { - DP_ERR(dev, "roce alloc tid returned an error %d\n", rc); + if (rc == -EINVAL) + DP_ERR(dev, "Out of MR resources\n"); + else + DP_ERR(dev, "roce alloc tid returned error %d\n", rc); + goto err1; } @@ -3084,7 +3088,11 @@ static struct qedr_mr *__qedr_alloc_mr(struct ib_pd *ibpd, rc = dev->ops->rdma_alloc_tid(dev->rdma_ctx, &mr->hw_mr.itid); if (rc) { - DP_ERR(dev, "roce alloc tid returned an error %d\n", rc); + if (rc == -EINVAL) + DP_ERR(dev, "Out of MR resources\n"); + else + DP_ERR(dev, "roce alloc tid returned error %d\n", rc); + goto err0; } @@ -3214,7 +3222,11 @@ struct ib_mr *qedr_get_dma_mr(struct ib_pd *ibpd, int acc) rc = dev->ops->rdma_alloc_tid(dev->rdma_ctx, &mr->hw_mr.itid); if (rc) { - DP_ERR(dev, "roce alloc tid returned an error %d\n", rc); + if (rc == -EINVAL) + DP_ERR(dev, "Out of MR resources\n"); + else + DP_ERR(dev, "roce alloc tid returned error %d\n", rc); + goto err1; } -- 2.35.1
