From patchwork Fri Sep 16 03:05:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: shaozhengchao X-Patchwork-Id: 12977993 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 935A8ECAAD3 for ; Fri, 16 Sep 2022 03:04:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229940AbiIPDER (ORCPT ); Thu, 15 Sep 2022 23:04:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229838AbiIPDEL (ORCPT ); Thu, 15 Sep 2022 23:04:11 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C95AA9D8C9; Thu, 15 Sep 2022 20:04:06 -0700 (PDT) Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4MTJhh6CxQz14QYP; Fri, 16 Sep 2022 11:00:04 +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 15.1.2375.31; Fri, 16 Sep 2022 11:04:03 +0800 From: Zhengchao Shao To: , , , , , , , , , , , , , , CC: , , , Subject: [PATCH net-next 02/18] net/sched: use tc_qdisc_stats_dump() in qdisc Date: Fri, 16 Sep 2022 11:05:28 +0800 Message-ID: <20220916030544.228274-3-shaozhengchao@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220916030544.228274-1-shaozhengchao@huawei.com> References: <20220916030544.228274-1-shaozhengchao@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpeml500026.china.huawei.com (7.185.36.106) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org use tc_qdisc_stats_dump() in qdisc. Signed-off-by: Zhengchao Shao --- net/sched/sch_atm.c | 6 +----- net/sched/sch_cake.c | 9 +++------ net/sched/sch_cbq.c | 9 +-------- net/sched/sch_cbs.c | 8 +------- net/sched/sch_drr.c | 9 +-------- net/sched/sch_dsmark.c | 14 +++++--------- net/sched/sch_ets.c | 9 +-------- net/sched/sch_fq_codel.c | 8 ++------ net/sched/sch_hfsc.c | 9 +-------- net/sched/sch_htb.c | 9 +-------- net/sched/sch_mq.c | 5 +---- net/sched/sch_mqprio.c | 5 +---- net/sched/sch_multiq.c | 9 +-------- net/sched/sch_netem.c | 8 ++------ net/sched/sch_prio.c | 9 +-------- net/sched/sch_qfq.c | 9 +-------- net/sched/sch_red.c | 7 +------ net/sched/sch_sfb.c | 7 +------ net/sched/sch_sfq.c | 8 ++------ net/sched/sch_skbprio.c | 9 +-------- net/sched/sch_taprio.c | 5 +---- net/sched/sch_tbf.c | 7 +------ 22 files changed, 31 insertions(+), 147 deletions(-) diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c index 816fd0d7ba38..b6c45ca60e78 100644 --- a/net/sched/sch_atm.c +++ b/net/sched/sch_atm.c @@ -354,12 +354,8 @@ static void atm_tc_walk(struct Qdisc *sch, struct qdisc_walker *walker) if (walker->stop) return; list_for_each_entry(flow, &p->flows, list) { - if (walker->count >= walker->skip && - walker->fn(sch, (unsigned long)flow, walker) < 0) { - walker->stop = 1; + if (!tc_qdisc_stats_dump(sch, walker, (unsigned long)flow)) break; - } - walker->count++; } } diff --git a/net/sched/sch_cake.c b/net/sched/sch_cake.c index 36acc95d611e..cab9ff213d92 100644 --- a/net/sched/sch_cake.c +++ b/net/sched/sch_cake.c @@ -3061,16 +3061,13 @@ static void cake_walk(struct Qdisc *sch, struct qdisc_walker *arg) struct cake_tin_data *b = &q->tins[q->tin_order[i]]; for (j = 0; j < CAKE_QUEUES; j++) { - if (list_empty(&b->flows[j].flowchain) || - arg->count < arg->skip) { + if (list_empty(&b->flows[j].flowchain)) { arg->count++; continue; } - if (arg->fn(sch, i * CAKE_QUEUES + j + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, + i * CAKE_QUEUES + j + 1)) break; - } - arg->count++; } } } diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index ba99ce05cd52..4897329f9412 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1676,15 +1676,8 @@ static void cbq_walk(struct Qdisc *sch, struct qdisc_walker *arg) for (h = 0; h < q->clhash.hashsize; h++) { hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, (unsigned long)cl, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, (unsigned long)cl)) return; - } - arg->count++; } } } diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c index 459cc240eda9..270d517e492d 100644 --- a/net/sched/sch_cbs.c +++ b/net/sched/sch_cbs.c @@ -520,13 +520,7 @@ static unsigned long cbs_find(struct Qdisc *sch, u32 classid) static void cbs_walk(struct Qdisc *sch, struct qdisc_walker *walker) { if (!walker->stop) { - if (walker->count >= walker->skip) { - if (walker->fn(sch, 1, walker) < 0) { - walker->stop = 1; - return; - } - } - walker->count++; + tc_qdisc_stats_dump(sch, walker, 1); } } diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index 4e5b1cf11b85..d75ea3e35fcc 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -284,15 +284,8 @@ static void drr_walk(struct Qdisc *sch, struct qdisc_walker *arg) for (i = 0; i < q->clhash.hashsize; i++) { hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, (unsigned long)cl, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, (unsigned long)cl)) return; - } - arg->count++; } } } diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c index 7da6dc38a382..5cf944ab20b6 100644 --- a/net/sched/sch_dsmark.c +++ b/net/sched/sch_dsmark.c @@ -176,16 +176,12 @@ static void dsmark_walk(struct Qdisc *sch, struct qdisc_walker *walker) return; for (i = 0; i < p->indices; i++) { - if (p->mv[i].mask == 0xff && !p->mv[i].value) - goto ignore; - if (walker->count >= walker->skip) { - if (walker->fn(sch, i + 1, walker) < 0) { - walker->stop = 1; - break; - } + if (p->mv[i].mask == 0xff && !p->mv[i].value) { + walker->count++; + continue; } -ignore: - walker->count++; + if (!tc_qdisc_stats_dump(sch, walker, i + 1)) + break; } } diff --git a/net/sched/sch_ets.c b/net/sched/sch_ets.c index a3aea22ef09d..7e3b16c342d2 100644 --- a/net/sched/sch_ets.c +++ b/net/sched/sch_ets.c @@ -341,15 +341,8 @@ static void ets_qdisc_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (i = 0; i < q->nbands; i++) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, i + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, i + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c index eeea8c6d54e2..59a60ce5b7ef 100644 --- a/net/sched/sch_fq_codel.c +++ b/net/sched/sch_fq_codel.c @@ -673,16 +673,12 @@ static void fq_codel_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (i = 0; i < q->flows_cnt; i++) { - if (list_empty(&q->flows[i].flowchain) || - arg->count < arg->skip) { + if (list_empty(&q->flows[i].flowchain)) { arg->count++; continue; } - if (arg->fn(sch, i + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, i + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index c8bef923c79c..815599f94ad9 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1349,15 +1349,8 @@ hfsc_walk(struct Qdisc *sch, struct qdisc_walker *arg) for (i = 0; i < q->clhash.hashsize; i++) { hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, (unsigned long)cl, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, (unsigned long)cl)) return; - } - arg->count++; } } } diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 78d0c7549c74..e9fee0b5706f 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -2119,15 +2119,8 @@ static void htb_walk(struct Qdisc *sch, struct qdisc_walker *arg) for (i = 0; i < q->clhash.hashsize; i++) { hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, (unsigned long)cl, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, (unsigned long)cl)) return; - } - arg->count++; } } } diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c index 83d2e54bf303..c544e9d8e79e 100644 --- a/net/sched/sch_mq.c +++ b/net/sched/sch_mq.c @@ -247,11 +247,8 @@ static void mq_walk(struct Qdisc *sch, struct qdisc_walker *arg) arg->count = arg->skip; for (ntx = arg->skip; ntx < dev->num_tx_queues; ntx++) { - if (arg->fn(sch, ntx + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, ntx + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c index b29f3453c6ea..55b965dbf3bc 100644 --- a/net/sched/sch_mqprio.c +++ b/net/sched/sch_mqprio.c @@ -558,11 +558,8 @@ static void mqprio_walk(struct Qdisc *sch, struct qdisc_walker *arg) /* Walk hierarchy with a virtual class per tc */ arg->count = arg->skip; for (ntx = arg->skip; ntx < netdev_get_num_tc(dev); ntx++) { - if (arg->fn(sch, ntx + TC_H_MIN_PRIORITY, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, ntx + TC_H_MIN_PRIORITY)) return; - } - arg->count++; } /* Pad the values and skip over unused traffic classes */ diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c index f28050c7f12d..c8a649a24696 100644 --- a/net/sched/sch_multiq.c +++ b/net/sched/sch_multiq.c @@ -353,15 +353,8 @@ static void multiq_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (band = 0; band < q->bands; band++) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, band + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, band + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index b70ac04110dd..5a7f41a61fe2 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -1251,12 +1251,8 @@ static unsigned long netem_find(struct Qdisc *sch, u32 classid) static void netem_walk(struct Qdisc *sch, struct qdisc_walker *walker) { if (!walker->stop) { - if (walker->count >= walker->skip) - if (walker->fn(sch, 1, walker) < 0) { - walker->stop = 1; - return; - } - walker->count++; + if (!tc_qdisc_stats_dump(sch, walker, 1)) + return; } } diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index 298794c04836..6bfabc4ba4b5 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -376,15 +376,8 @@ static void prio_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (prio = 0; prio < q->bands; prio++) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, prio + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, prio + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index 13246a9dc5c1..35bb772abbee 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -659,15 +659,8 @@ static void qfq_walk(struct Qdisc *sch, struct qdisc_walker *arg) for (i = 0; i < q->clhash.hashsize; i++) { hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, (unsigned long)cl, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, (unsigned long)cl)) return; - } - arg->count++; } } } diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c index 4952406f70b9..99c30542823c 100644 --- a/net/sched/sch_red.c +++ b/net/sched/sch_red.c @@ -516,12 +516,7 @@ static unsigned long red_find(struct Qdisc *sch, u32 classid) static void red_walk(struct Qdisc *sch, struct qdisc_walker *walker) { if (!walker->stop) { - if (walker->count >= walker->skip) - if (walker->fn(sch, 1, walker) < 0) { - walker->stop = 1; - return; - } - walker->count++; + tc_qdisc_stats_dump(sch, walker, 1); } } diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c index 1be8d04d69dc..001927b31eab 100644 --- a/net/sched/sch_sfb.c +++ b/net/sched/sch_sfb.c @@ -659,12 +659,7 @@ static int sfb_delete(struct Qdisc *sch, unsigned long cl, static void sfb_walk(struct Qdisc *sch, struct qdisc_walker *walker) { if (!walker->stop) { - if (walker->count >= walker->skip) - if (walker->fn(sch, 1, walker) < 0) { - walker->stop = 1; - return; - } - walker->count++; + tc_qdisc_stats_dump(sch, walker, 1); } } diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index f8e569f79f13..a82d844b02d0 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -888,16 +888,12 @@ static void sfq_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (i = 0; i < q->divisor; i++) { - if (q->ht[i] == SFQ_EMPTY_SLOT || - arg->count < arg->skip) { + if (q->ht[i] == SFQ_EMPTY_SLOT) { arg->count++; continue; } - if (arg->fn(sch, i + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, i + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_skbprio.c b/net/sched/sch_skbprio.c index df72fb83d9c7..3b2cdd0fa66a 100644 --- a/net/sched/sch_skbprio.c +++ b/net/sched/sch_skbprio.c @@ -265,15 +265,8 @@ static void skbprio_walk(struct Qdisc *sch, struct qdisc_walker *arg) return; for (i = 0; i < SKBPRIO_MAX_PRIORITY; i++) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(sch, i + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, i + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c index db88a692ef81..d98d6a8b271a 100644 --- a/net/sched/sch_taprio.c +++ b/net/sched/sch_taprio.c @@ -2000,11 +2000,8 @@ static void taprio_walk(struct Qdisc *sch, struct qdisc_walker *arg) arg->count = arg->skip; for (ntx = arg->skip; ntx < dev->num_tx_queues; ntx++) { - if (arg->fn(sch, ntx + 1, arg) < 0) { - arg->stop = 1; + if (!tc_qdisc_stats_dump(sch, arg, ntx + 1)) break; - } - arg->count++; } } diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index e031c1a41ea6..e852db4079c4 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -580,12 +580,7 @@ static unsigned long tbf_find(struct Qdisc *sch, u32 classid) static void tbf_walk(struct Qdisc *sch, struct qdisc_walker *walker) { if (!walker->stop) { - if (walker->count >= walker->skip) - if (walker->fn(sch, 1, walker) < 0) { - walker->stop = 1; - return; - } - walker->count++; + tc_qdisc_stats_dump(sch, walker, 1); } }