From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,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 58139C48BD9 for ; Thu, 27 Jun 2019 17:35:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2AC6A2064A for ; Thu, 27 Jun 2019 17:35:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mE9CT/Qt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726837AbfF0RfX (ORCPT ); Thu, 27 Jun 2019 13:35:23 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:35357 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726590AbfF0RfW (ORCPT ); Thu, 27 Jun 2019 13:35:22 -0400 Received: by mail-pf1-f194.google.com with SMTP id d126so1583407pfd.2; Thu, 27 Jun 2019 10:35:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=G8HET8JWQuc+colOd4dh+X+1LMXfRXZOvk+H7Ks4laY=; b=mE9CT/QtAQT9IgiVEICs9I7qhxosev+Tj7R4SflJDIpj6qsuTJ72ZU0m6lerNIDubX o40Y6M50noQYe6noFEMvPMWhB8oYt0jAeGMd9ZgdJ+rEBFR9/EtwnbWq0wZa3DTmn1+Y GEZQI5ZvE6pQ4lBh3NNHTqU73j2jfzUZm6UpwBfRv+Kp6jlAe0iwgziIcYqBMbMaDn/F rcqo+ak++nHZ4FGzP7U7HYU0iLwXace8QiExhm+qCb+h9TvejxijnhyrL+e+bNzgR0Od 21W2a/4PwaMlWuKFtVzFGg5DG80zU0VqY9n6pEZQ+yJhFoRAPNhueFEiRQ9F4+sSB18y R7GQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=G8HET8JWQuc+colOd4dh+X+1LMXfRXZOvk+H7Ks4laY=; b=Zjl/7zhW1ng/P/cqxxGN92fBOrgW9HC3ZOGMt6gn5wUpt8eYvFPCzbEafjIr7z0LXD AOmQEp9LmmuqX2B+XvBpa1K683baZnUZrhlVP755P0XCRx9WciDiSqmuimcP3ArcicIW sb5jQzXB4K3NUxSX+X0HyH3DNP4gmati4T/mJpOJYuyfeiwqjKDC4Nh3mpYdDlLQ6d0e QxFUTGmo2nb/EXMxb6SPp/ibcAGixXwB0pIwLRzcjlwfTySEDXr2202xWxOjgrOxPXzH qDy0wL4O+7yknxt+/xFCDQzE3TrajOV9RPdGGqXl75wAxND+e0NSMUi2VzX4KiMu/nhi nVzw== X-Gm-Message-State: APjAAAViRDI8vZM3wNllAgNBHZ2O5NVVBuZ7jjeKnMyDFIeWC1ieHX1o FWZpicRDXeHH7IprtD07pfw= X-Google-Smtp-Source: APXvYqy0HqXkmztdVZNb1ex60RgjtPQ+8mjXCh0HbwzqcEfEMShFH8f8647D+Ubiflrb9gqrPuXfvw== X-Received: by 2002:a63:6ec1:: with SMTP id j184mr4852692pgc.225.1561656921930; Thu, 27 Jun 2019 10:35:21 -0700 (PDT) Received: from hfq-skylake.ipads-lab.se.sjtu.edu.cn ([202.120.40.82]) by smtp.googlemail.com with ESMTPSA id a6sm6721366pfa.51.2019.06.27.10.35.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 27 Jun 2019 10:35:21 -0700 (PDT) From: Fuqian Huang Cc: Fuqian Huang , Damien Le Moal , Jens Axboe , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 10/87] block: skd_main.c: Remove call to memset after dma_alloc_coherent Date: Fri, 28 Jun 2019 01:35:16 +0800 Message-Id: <20190627173516.2351-1-huangfq.daxian@gmail.com> X-Mailer: git-send-email 2.11.0 To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In commit af7ddd8a627c ("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"), dma_alloc_coherent has already zeroed the memory. So memset is not needed. Signed-off-by: Fuqian Huang --- drivers/block/skd_main.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c index c479235862e5..51569c199a6c 100644 --- a/drivers/block/skd_main.c +++ b/drivers/block/skd_main.c @@ -2694,7 +2694,6 @@ static int skd_cons_skmsg(struct skd_device *skdev) (FIT_QCMD_ALIGN - 1), "not aligned: msg_buf %p mb_dma_address %pad\n", skmsg->msg_buf, &skmsg->mb_dma_address); - memset(skmsg->msg_buf, 0, SKD_N_FITMSG_BYTES); } err_out: -- 2.11.0