[PATCH net-next,v3 2/9] net/sched: use tc_cls_stats_update() in filter
From: Zhengchao Shao <hidden>
Date: 2022-09-15 06:28:59
Also in:
bpf, linux-kselftest
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [networking] (tcx & tc bpf, sock_addr), networking [general], tc subsystem, the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Jamal Hadi Salim, Jiri Pirko, Linus Torvalds
use tc_cls_stats_update() in filter. Signed-off-by: Zhengchao Shao <redacted> Reviewed-by: Jamal Hadi Salim <jhs@mojatatu.com> --- 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..dd8b2a54ff9e 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_update(tp, arg, f)) break; - } -skip: - arg->count++; } }
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index c85b85a192bf..e096b6deaedb 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_update(tp, arg, prog)) break; - } -skip: - arg->count++; } }
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c
index 972303aa8edd..5114cf00b27e 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_update(tp, arg, f)) break; - } -skip: - arg->count++; } }
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 8654b0ce997c..b2c1d4c21172 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_update(tp, arg, f)) return; - } - arg->count++; } } }
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 29adac7812fe..dcf484f992e8 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_update(tp, arg, f)) return; - } - arg->count++; } } }
diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h
index 5cd9d6b143c4..c1eb1eec2f4a 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_update(tp, arg, f)) return; - } - arg->count++; } } }
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 742c7d49a958..28d60436a1dc 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_update(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_update(tp, walker, &f->result)) + return; } } }
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 4d27300c287c..a3e3df2c28d4 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_update(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_update(tp, arg, n)) return; - } - arg->count++; } } }
--
2.17.1