From patchwork Mon Nov 23 12:19:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 332127 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96403C71156 for ; Mon, 23 Nov 2020 13:17:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A8622076E for ; Mon, 23 Nov 2020 13:17:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="FDQg2ltV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388846AbgKWNRF (ORCPT ); Mon, 23 Nov 2020 08:17:05 -0500 Received: from mail.kernel.org ([198.145.29.99]:55748 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732947AbgKWMmf (ORCPT ); Mon, 23 Nov 2020 07:42:35 -0500 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 C025E20857; Mon, 23 Nov 2020 12:42:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1606135355; bh=6g76o2F+FbIGM89xfWcvN/UJw/qeZchtFzipodfoOmQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FDQg2ltVs7pi9FpgOtwl47wmDkLNCX6FzAyGql/Wsv2wjp5kLnss61kRgorcUSA7y wp7uy6yuhiyB9D++CPnGgrU9h+fUCl9m1FZ/zcVVeJ94wyjNvR6abZ2r0clQDe76hW kYBjWh2WN/mKIa9rCFkUqPRw5W8JAPbNZYcGgLyU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Igor Russkikh , Ariel Elior , Dmitry Bogdanov , Jakub Kicinski Subject: [PATCH 5.9 038/252] qed: fix ILT configuration of SRC block Date: Mon, 23 Nov 2020 13:19:48 +0100 Message-Id: <20201123121837.423094705@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201123121835.580259631@linuxfoundation.org> References: <20201123121835.580259631@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dmitry Bogdanov [ Upstream commit 93be52612431e71ee8cb980ef11468997857e4c4 ] The code refactoring of ILT configuration was not complete, the old unused variables were used for the SRC block. That could lead to the memory corruption by HW when rx filters are configured. This patch completes that refactoring. Fixes: 8a52bbab39c9 (qed: Debug feature: ilt and mdump) Signed-off-by: Igor Russkikh Signed-off-by: Ariel Elior Signed-off-by: Dmitry Bogdanov Link: https://lore.kernel.org/r/20201116132944.2055-1-dbogdanov@marvell.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/qlogic/qed/qed_cxt.c | 4 ++-- drivers/net/ethernet/qlogic/qed/qed_cxt.h | 3 --- 2 files changed, 2 insertions(+), 5 deletions(-) --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -1647,9 +1647,9 @@ static void qed_src_init_pf(struct qed_h ilog2(rounded_conn_num)); STORE_RT_REG_AGG(p_hwfn, SRC_REG_FIRSTFREE_RT_OFFSET, - p_hwfn->p_cxt_mngr->first_free); + p_hwfn->p_cxt_mngr->src_t2.first_free); STORE_RT_REG_AGG(p_hwfn, SRC_REG_LASTFREE_RT_OFFSET, - p_hwfn->p_cxt_mngr->last_free); + p_hwfn->p_cxt_mngr->src_t2.last_free); } /* Timers PF */ --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.h +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.h @@ -326,9 +326,6 @@ struct qed_cxt_mngr { /* SRC T2 */ struct qed_src_t2 src_t2; - u32 t2_num_pages; - u64 first_free; - u64 last_free; /* total number of SRQ's for this hwfn */ u32 srq_count;