From patchwork Fri Sep 16 02:02:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: shaozhengchao X-Patchwork-Id: 12977938 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 93172ECAAA1 for ; Fri, 16 Sep 2022 02:01:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229912AbiIPCBZ (ORCPT ); Thu, 15 Sep 2022 22:01:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229515AbiIPCBV (ORCPT ); Thu, 15 Sep 2022 22:01:21 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4EB731343; Thu, 15 Sep 2022 19:01:10 -0700 (PDT) Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.53]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4MTHLJ5lS2zBsPb; Fri, 16 Sep 2022 09:59:04 +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 10:01:07 +0800 From: Zhengchao Shao To: , , , , , , , , , , , CC: , , , , , , , , , , , , , Subject: [PATCH net-next,v4 2/9] net/sched: use tc_cls_stats_dump() in filter Date: Fri, 16 Sep 2022 10:02:44 +0800 Message-ID: <20220916020251.190097-3-shaozhengchao@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220916020251.190097-1-shaozhengchao@huawei.com> References: <20220916020251.190097-1-shaozhengchao@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) 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_cls_stats_dump() in filter. Signed-off-by: Zhengchao Shao Reviewed-by: Jamal Hadi Salim --- net/sched/cls_basic.c | 9 +-------- net/sched/cls_bpf.c | 8 +------- net/sched/cls_flow.c | 8 +------- net/sched/cls_fw.c | 9 +-------- net/sched/cls_route.c | 9 +-------- net/sched/cls_rsvp.h | 9 +-------- net/sched/cls_tcindex.c | 18 ++++-------------- net/sched/cls_u32.c | 20 +++++--------------- 8 files changed, 15 insertions(+), 75 deletions(-) diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c index 8158fc9ee1ab..d9fbaa0fbe8b 100644 --- a/net/sched/cls_basic.c +++ b/net/sched/cls_basic.c @@ -251,15 +251,8 @@ static void basic_walk(struct tcf_proto *tp, struct tcf_walker *arg, struct basic_filter *f; list_for_each_entry(f, &head->flist, link) { - if (arg->count < arg->skip) - goto skip; - - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, f)) break; - } -skip: - arg->count++; } } diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index c85b85a192bf..938be14cfa3f 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -650,14 +650,8 @@ static void cls_bpf_walk(struct tcf_proto *tp, struct tcf_walker *arg, struct cls_bpf_prog *prog; list_for_each_entry(prog, &head->plist, link) { - if (arg->count < arg->skip) - goto skip; - if (arg->fn(tp, prog, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, prog)) break; - } -skip: - arg->count++; } } diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c index 972303aa8edd..014cd3de7b5d 100644 --- a/net/sched/cls_flow.c +++ b/net/sched/cls_flow.c @@ -683,14 +683,8 @@ static void flow_walk(struct tcf_proto *tp, struct tcf_walker *arg, struct flow_filter *f; list_for_each_entry(f, &head->filters, list) { - if (arg->count < arg->skip) - goto skip; - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, f)) break; - } -skip: - arg->count++; } } diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index 8654b0ce997c..fa66191574a4 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -358,15 +358,8 @@ static void fw_walk(struct tcf_proto *tp, struct tcf_walker *arg, for (f = rtnl_dereference(head->ht[h]); f; f = rtnl_dereference(f->next)) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, f)) return; - } - arg->count++; } } } diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c index 29adac7812fe..17bb04af2fa8 100644 --- a/net/sched/cls_route.c +++ b/net/sched/cls_route.c @@ -587,15 +587,8 @@ static void route4_walk(struct tcf_proto *tp, struct tcf_walker *arg, for (f = rtnl_dereference(b->ht[h1]); f; f = rtnl_dereference(f->next)) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, f)) return; - } - arg->count++; } } } diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index 5cd9d6b143c4..fb60f2c2c325 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -671,15 +671,8 @@ static void rsvp_walk(struct tcf_proto *tp, struct tcf_walker *arg, for (f = rtnl_dereference(s->ht[h1]); f; f = rtnl_dereference(f->next)) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, f)) return; - } - arg->count++; } } } diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c index 742c7d49a958..a33076033462 100644 --- a/net/sched/cls_tcindex.c +++ b/net/sched/cls_tcindex.c @@ -566,13 +566,8 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker, for (i = 0; i < p->hash; i++) { if (!p->perfect[i].res.class) continue; - if (walker->count >= walker->skip) { - if (walker->fn(tp, p->perfect + i, walker) < 0) { - walker->stop = 1; - return; - } - } - walker->count++; + if (!tc_cls_stats_dump(tp, walker, p->perfect + i)) + return; } } if (!p->h) @@ -580,13 +575,8 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker, for (i = 0; i < p->hash; i++) { for (f = rtnl_dereference(p->h[i]); f; f = next) { next = rtnl_dereference(f->next); - if (walker->count >= walker->skip) { - if (walker->fn(tp, &f->result, walker) < 0) { - walker->stop = 1; - return; - } - } - walker->count++; + if (!tc_cls_stats_dump(tp, walker, &f->result)) + return; } } } diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index 4d27300c287c..58c7680faabd 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -1125,26 +1125,16 @@ static void u32_walk(struct tcf_proto *tp, struct tcf_walker *arg, ht = rtnl_dereference(ht->next)) { if (ht->prio != tp->prio) continue; - if (arg->count >= arg->skip) { - if (arg->fn(tp, ht, arg) < 0) { - arg->stop = 1; - return; - } - } - arg->count++; + + if (!tc_cls_stats_dump(tp, arg, ht)) + return; + for (h = 0; h <= ht->divisor; h++) { for (n = rtnl_dereference(ht->ht[h]); n; n = rtnl_dereference(n->next)) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(tp, n, arg) < 0) { - arg->stop = 1; + if (!tc_cls_stats_dump(tp, arg, n)) return; - } - arg->count++; } } }