From mboxrd@z Thu Jan 1 00:00:00 1970 From: Saeed Mahameed Subject: [net 2/3] net/mlx5: Take only bit 24-26 of wqe.pftype_wq for page fault type Date: Wed, 10 Oct 2018 18:32:43 -0700 Message-ID: <20181011013244.29554-3-saeedm@mellanox.com> References: <20181011013244.29554-1-saeedm@mellanox.com> Cc: netdev@vger.kernel.org, Huy Nguyen , Eli Cohen , Saeed Mahameed To: "David S. Miller" Return-path: Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:45441 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727065AbeJKJcF (ORCPT ); Thu, 11 Oct 2018 05:32:05 -0400 In-Reply-To: <20181011013244.29554-1-saeedm@mellanox.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Huy Nguyen The HW spec defines only bits 24-26 of pftype_wq as the page fault type, use the required mask to ensure that. Fixes: d9aaed838765 ("{net,IB}/mlx5: Refactor page fault handling") Signed-off-by: Huy Nguyen Signed-off-by: Eli Cohen Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/eq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 48864f4988a4..c1e1a16a9b07 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -273,7 +273,7 @@ static void eq_pf_process(struct mlx5_eq *eq) case MLX5_PFAULT_SUBTYPE_WQE: /* WQE based event */ pfault->type = - be32_to_cpu(pf_eqe->wqe.pftype_wq) >> 24; + (be32_to_cpu(pf_eqe->wqe.pftype_wq) >> 24) & 0x7; pfault->token = be32_to_cpu(pf_eqe->wqe.token); pfault->wqe.wq_num = -- 2.17.1