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[209.132.180.67]) by mx.google.com with ESMTP id v33-v6si32164699pga.450.2018.11.02.11.56.09; Fri, 02 Nov 2018 11:56:24 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="p/wGeauB"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731456AbeKCED6 (ORCPT + 99 others); Sat, 3 Nov 2018 00:03:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:60002 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726051AbeKCED5 (ORCPT ); Sat, 3 Nov 2018 00:03:57 -0400 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A874120848; Fri, 2 Nov 2018 18:55:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1541184941; bh=kA0bqA7Ijwn5/ZPJl27DA85+lOH2q+5Hkc+wNfyTTIM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=p/wGeauBhr84P8w9Ze0ot9qPqW1WRTNRA5IqKgfv+7Y9OjloxcMn+w1xyWoDEyHuA OOxph7dOBzKAiE9egg5z6neIUvIlnyzM2PkW08ajePa57NdbD/pPKVvt5YbHRvmzZE 4v5qQLVoKmGVY0bhZ+WGlAvudKhhTKawjicewgkY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Huy Nguyen , Eli Cohen , Saeed Mahameed Subject: [PATCH 4.14 135/143] net/mlx5: Take only bit 24-26 of wqe.pftype_wq for page fault type Date: Fri, 2 Nov 2018 19:35:20 +0100 Message-Id: <20181102182908.545015321@linuxfoundation.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181102182857.064326086@linuxfoundation.org> References: <20181102182857.064326086@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Huy Nguyen [ Upstream commit a48bc513159d4767f9988f0d857b2b0c38a4d614 ] 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 Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/mellanox/mlx5/core/eq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -262,7 +262,7 @@ static void eq_pf_process(struct mlx5_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 =