From patchwork Mon Aug 29 08:17:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: shaozhengchao X-Patchwork-Id: 12957502 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 33BA0C54EE9 for ; Mon, 29 Aug 2022 08:14:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229927AbiH2IOq (ORCPT ); Mon, 29 Aug 2022 04:14:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33242 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229896AbiH2IOh (ORCPT ); Mon, 29 Aug 2022 04:14:37 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80AA351A0B; Mon, 29 Aug 2022 01:14:36 -0700 (PDT) Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MGNS12zmMzlWWL; Mon, 29 Aug 2022 16:11:13 +0800 (CST) Received: from huawei.com (10.175.101.6) by dggpeml500026.china.huawei.com (7.185.36.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 29 Aug 2022 16:14:34 +0800 From: Zhengchao Shao To: , , , , , , , , CC: , , Subject: [PATCH net-next,v2 2/3] net: sched: gred/red: remove unused variables in struct red_stats Date: Mon, 29 Aug 2022 16:17:03 +0800 Message-ID: <20220829081704.255235-3-shaozhengchao@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220829081704.255235-1-shaozhengchao@huawei.com> References: <20220829081704.255235-1-shaozhengchao@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpeml500026.china.huawei.com (7.185.36.106) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org The variable "other" in the struct red_stats is not used. Remove it. Signed-off-by: Zhengchao Shao --- v1: qdisc_drop() already counts drops, unnecessary to use "other" to duplicate the same information. --- include/net/red.h | 1 - include/uapi/linux/pkt_sched.h | 2 -- net/sched/sch_gred.c | 3 --- net/sched/sch_red.c | 1 - 4 files changed, 7 deletions(-) diff --git a/include/net/red.h b/include/net/red.h index be11dbd26492..454ac2b65d8c 100644 --- a/include/net/red.h +++ b/include/net/red.h @@ -122,7 +122,6 @@ struct red_stats { u32 forced_drop; /* Forced drops, qavg > max_thresh */ u32 forced_mark; /* Forced marks, qavg > max_thresh */ u32 pdrop; /* Drops due to queue limits */ - u32 other; /* Drops due to drop() calls */ }; struct red_parms { diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h index 32d49447cc7a..55fadb3ace17 100644 --- a/include/uapi/linux/pkt_sched.h +++ b/include/uapi/linux/pkt_sched.h @@ -296,7 +296,6 @@ struct tc_red_qopt { struct tc_red_xstats { __u32 early; /* Early drops */ __u32 pdrop; /* Drops due to queue limits */ - __u32 other; /* Drops due to drop() calls */ __u32 marked; /* Marked packets */ }; @@ -352,7 +351,6 @@ struct tc_gred_qopt { __u32 qave; __u32 forced; __u32 early; - __u32 other; __u32 pdrop; __u8 Wlog; /* log(W) */ __u8 Plog; /* log(P_max/(qth_max-qth_min)) */ diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index 1073c76d05c4..e7af53f607bb 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -829,7 +829,6 @@ static int gred_dump(struct Qdisc *sch, struct sk_buff *skb) opt.Wlog = q->parms.Wlog; opt.Plog = q->parms.Plog; opt.Scell_log = q->parms.Scell_log; - opt.other = q->stats.other; opt.early = q->stats.prob_drop; opt.forced = q->stats.forced_drop; opt.pdrop = q->stats.pdrop; @@ -895,8 +894,6 @@ static int gred_dump(struct Qdisc *sch, struct sk_buff *skb) goto nla_put_failure; if (nla_put_u32(skb, TCA_GRED_VQ_STAT_PDROP, q->stats.pdrop)) goto nla_put_failure; - if (nla_put_u32(skb, TCA_GRED_VQ_STAT_OTHER, q->stats.other)) - goto nla_put_failure; nla_nest_end(skb, vq); } diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c index f1e013e3f04a..f7ac40c0335e 100644 --- a/net/sched/sch_red.c +++ b/net/sched/sch_red.c @@ -461,7 +461,6 @@ static int red_dump_stats(struct Qdisc *sch, struct gnet_dump *d) } st.early = q->stats.prob_drop + q->stats.forced_drop; st.pdrop = q->stats.pdrop; - st.other = q->stats.other; st.marked = q->stats.prob_mark + q->stats.forced_mark; return gnet_stats_copy_app(d, &st, sizeof(st));