From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C877FA052B; Tue, 28 Jul 2020 14:32:34 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 635C92B9C; Tue, 28 Jul 2020 14:32:33 +0200 (CEST) Received: from git-send-mailer.rdmz.labs.mlnx (unknown [37.142.13.130]) by dpdk.org (Postfix) with ESMTP id CCA99A69 for ; Tue, 28 Jul 2020 14:32:31 +0200 (CEST) From: Xueming Li To: Cc: dev@dpdk.org, Asaf@dpdk.org, "Penso X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1595916684-30135-1-git-send-email-xuemingl@mellanox.com> References: <1595916684-30135-1-git-send-email-xuemingl@mellanox.com> Subject: [dpdk-dev] [v3] vdpa/mlx5: fix event queue number query X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Vdpa example failed on vq setup, the api to get event queue of specified core failed. Internal api devx_query_eqn expects index of event queue vectors, no need to use cpu id. As the doorbell handling thread is per device, it's sufficient to use default event queue. This patch uses the default id(0) as event queue index. Fixes: 8395927cdfaf ("vdpa/mlx5: prepare HW queues") Signed-off-by: Xueming Li Acked-by: Matan Azrad --- drivers/vdpa/mlx5/mlx5_vdpa_event.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_event.c b/drivers/vdpa/mlx5/mlx5_vdpa_event.c index 13ad43611e..159831920f 100644 --- a/drivers/vdpa/mlx5/mlx5_vdpa_event.c +++ b/drivers/vdpa/mlx5/mlx5_vdpa_event.c @@ -51,12 +51,9 @@ mlx5_vdpa_event_qp_global_release(struct mlx5_vdpa_priv *priv) static int mlx5_vdpa_event_qp_global_prepare(struct mlx5_vdpa_priv *priv) { - uint32_t lcore; - if (priv->eventc) return 0; - lcore = (uint32_t)rte_lcore_to_cpu_id(-1); - if (mlx5_glue->devx_query_eqn(priv->ctx, lcore, &priv->eqn)) { + if (mlx5_glue->devx_query_eqn(priv->ctx, 0, &priv->eqn)) { rte_errno = errno; DRV_LOG(ERR, "Failed to query EQ number %d.", rte_errno); return -1; -- 2.17.1