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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 9D225C433DF for ; Tue, 23 Jun 2020 06:41:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7B0B32072E for ; Tue, 23 Jun 2020 06:41:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731112AbgFWGlN (ORCPT ); Tue, 23 Jun 2020 02:41:13 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:2529 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730540AbgFWGlM (ORCPT ); Tue, 23 Jun 2020 02:41:12 -0400 Received: from DGGEMM405-HUB.china.huawei.com (unknown [172.30.72.56]) by Forcepoint Email with ESMTP id 42CEB7D1A30EFF123014; Tue, 23 Jun 2020 14:41:11 +0800 (CST) Received: from dggeme758-chm.china.huawei.com (10.3.19.104) by DGGEMM405-HUB.china.huawei.com (10.3.20.213) with Microsoft SMTP Server (TLS) id 14.3.487.0; Tue, 23 Jun 2020 14:41:10 +0800 Received: from [10.174.61.242] (10.174.61.242) by dggeme758-chm.china.huawei.com (10.3.19.104) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1913.5; Tue, 23 Jun 2020 14:41:10 +0800 Subject: Re: [PATCH net-next v1 2/5] hinic: add support to set and get irq coalesce To: Jakub Kicinski CC: , , , , , References: <20200620094258.13181-1-luobin9@huawei.com> <20200620094258.13181-3-luobin9@huawei.com> <20200622150843.5c0a94ff@kicinski-fedora-PC1C0HJN> From: "luobin (L)" Message-ID: <28520c1c-80b6-e955-7c7c-207fb1599683@huawei.com> Date: Tue, 23 Jun 2020 14:41:10 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <20200622150843.5c0a94ff@kicinski-fedora-PC1C0HJN> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.61.242] X-ClientProxiedBy: dggeme709-chm.china.huawei.com (10.1.199.105) To dggeme758-chm.china.huawei.com (10.3.19.104) X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020/6/23 6:08, Jakub Kicinski wrote: >> + if (coal->tx_max_coalesced_frames > COALESCE_MAX_PENDING_LIMIT) { >> + netif_err(nic_dev, drv, netdev, >> + "Tx_max_coalesced_frames out of range[%d-%d]\n", 0, >> + COALESCE_MAX_PENDING_LIMIT); >> + return -EOPNOTSUPP; >> + } >> + >> + return 0; >> +} > I think ERANGE is a more appropriate error code in these? Will fix. Thanks for your review.