Received: by 2002:a05:6359:c8b:b0:c7:702f:21d4 with SMTP id go11csp149397rwb; Wed, 21 Sep 2022 19:19:40 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7v6q/LavWKrF97RHt2OPOcxo39jx5Vu9diw50OXvLz5G5xBnpLs0Cs2J/GqKxLO4zf1YJ1 X-Received: by 2002:a17:90a:b00b:b0:203:a6de:5b0f with SMTP id x11-20020a17090ab00b00b00203a6de5b0fmr1212091pjq.134.1663813180259; Wed, 21 Sep 2022 19:19:40 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1663813180; cv=none; d=google.com; s=arc-20160816; b=bBxRoOEIZ1ImJJkYgZ+BEnmBXVgFhe4T/nGagasGRkdW7Xm42cEh88eqq1gJG7tGxf RX8V+L+VOnbmJyxLHKs8B6Ynrd75GahW3hqtBN01+LiIi4rT9RJw2VKjLaypGb9aCWv8 EEPuVFF/79Mw00GdxHLE8eV5+eJdrZaLqG4//vHnqc10dj0UGB9PyF10+0UHVfgUwwIC SUypF/AR5xTy7FDKdRlFsON799W8sUK5lLwKEnW8AubTn+C3bIpRyuUGRZ8006EAfJ0n KOsUqxfSKHlK/QSbAzG4AM6zh0UikK0xSIACqQaIvpZeNIyiQcJRNDl/hgO/4e3NNAx5 EITw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=LOnYVkt0z+2TCPKLPAqrH5skdvF1xBjP0k96QU1uJKk=; b=pde/BsGJ0iaj1gpuKc8J2w9D2kJ0H2/H1Bxf+8bq7Pr8wbHFR4z2EQJKJLnXEPAzrQ 5+jtgOzGfHHuo+7T8isI5Ems+udMgPRWAfl3hwk+Tfyl73GCxsnK7YCdIBM19+7Yl5P4 29UF2mnH/F7Z3h/lkqwNJwt83kBkyH8CcUyPeXkFxQGd1v6Zpe/A8zeTsYTtLyecI6Q5 37XRA53y4gxgJJaLghVLH7Y8nW4w+GNiCKfOLdbcS4TUISt2gdV277NOTgkWMjcQmWuF Pv1g85AvivgdYL5KIObUQDrxfs6jEm7mbIrx5Ly0xUOXIFjeo66eHxFa2JGJJD0EypI4 /GaA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id t12-20020a170902e84c00b001769ba64b35si5417397plg.41.2022.09.21.19.19.28; Wed, 21 Sep 2022 19:19:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230454AbiIVBj0 (ORCPT + 99 others); Wed, 21 Sep 2022 21:39:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229630AbiIVBjZ (ORCPT ); Wed, 21 Sep 2022 21:39:25 -0400 Received: from mail.nfschina.com (mail.nfschina.com [124.16.136.209]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CC14BA6C03; Wed, 21 Sep 2022 18:39:24 -0700 (PDT) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id 64D121E80D77; Thu, 22 Sep 2022 09:36:00 +0800 (CST) X-Virus-Scanned: amavisd-new at test.com Received: from mail.nfschina.com ([127.0.0.1]) by localhost (mail.nfschina.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id nBV1HB9rEWZJ; Thu, 22 Sep 2022 09:35:57 +0800 (CST) Received: from localhost.localdomain (unknown [219.141.250.2]) (Authenticated sender: zeming@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id 44FE41E80D75; Thu, 22 Sep 2022 09:35:57 +0800 (CST) From: Li zeming To: kuba@kernel.org Cc: aelior@marvell.com, linux-kernel@vger.kernel.org, manishc@marvell.com, netdev@vger.kernel.org, zeming@nfschina.com Subject: =?UTF-8?q?Re=3A=20=5BPATCH=5D=20linux=3A=20qed=3A=20Remove=20unnecessary=20=E2=80=98NULL=E2=80=99=20values=20values=20from=20Pointer?= Date: Thu, 22 Sep 2022 09:39:11 +0800 Message-Id: <20220922013912.2653-1-zeming@nfschina.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20220920164731.49856668@kernel.org> References: <20220920164731.49856668@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Thank you very much for your reply. Before, I found in the test that variable initialization assignment need to execute mov-related assembly instructions. If you remove unnecessary initialization assignments, you should be able to reduce the execution of some instructions.