diff options
Diffstat (limited to 'net/sched/cls_matchall.c')
-rw-r--r-- | net/sched/cls_matchall.c | 61 |
1 files changed, 56 insertions, 5 deletions
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index 3d021f2aad1c..1e98a517fb0b 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -92,12 +92,29 @@ static int mall_replace_hw_filter(struct tcf_proto *tp, bool skip_sw = tc_skip_sw(head->flags); int err; + cls_mall.rule = flow_rule_alloc(tcf_exts_num_actions(&head->exts)); + if (!cls_mall.rule) + return -ENOMEM; + tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, extack); cls_mall.command = TC_CLSMATCHALL_REPLACE; - cls_mall.exts = &head->exts; cls_mall.cookie = cookie; + err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts); + if (err) { + kfree(cls_mall.rule); + mall_destroy_hw_filter(tp, head, cookie, NULL); + if (skip_sw) + NL_SET_ERR_MSG_MOD(extack, "Failed to setup flow action"); + else + err = 0; + + return err; + } + err = tc_setup_cb_call(block, TC_SETUP_CLSMATCHALL, &cls_mall, skip_sw); + kfree(cls_mall.rule); + if (err < 0) { mall_destroy_hw_filter(tp, head, cookie, NULL); return err; @@ -184,8 +201,8 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, if (head) return -EEXIST; - err = nla_parse_nested(tb, TCA_MATCHALL_MAX, tca[TCA_OPTIONS], - mall_policy, NULL); + err = nla_parse_nested_deprecated(tb, TCA_MATCHALL_MAX, + tca[TCA_OPTIONS], mall_policy, NULL); if (err < 0) return err; @@ -275,13 +292,27 @@ static int mall_reoffload(struct tcf_proto *tp, bool add, tc_setup_cb_t *cb, if (tc_skip_hw(head->flags)) return 0; + cls_mall.rule = flow_rule_alloc(tcf_exts_num_actions(&head->exts)); + if (!cls_mall.rule) + return -ENOMEM; + tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, extack); cls_mall.command = add ? TC_CLSMATCHALL_REPLACE : TC_CLSMATCHALL_DESTROY; - cls_mall.exts = &head->exts; cls_mall.cookie = (unsigned long)head; + err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts); + if (err) { + kfree(cls_mall.rule); + if (add && tc_skip_sw(head->flags)) { + NL_SET_ERR_MSG_MOD(extack, "Failed to setup flow action"); + return err; + } + } + err = cb(TC_SETUP_CLSMATCHALL, &cls_mall, cb_priv); + kfree(cls_mall.rule); + if (err) { if (add && tc_skip_sw(head->flags)) return err; @@ -293,6 +324,23 @@ static int mall_reoffload(struct tcf_proto *tp, bool add, tc_setup_cb_t *cb, return 0; } +static void mall_stats_hw_filter(struct tcf_proto *tp, + struct cls_mall_head *head, + unsigned long cookie) +{ + struct tc_cls_matchall_offload cls_mall = {}; + struct tcf_block *block = tp->chain->block; + + tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, NULL); + cls_mall.command = TC_CLSMATCHALL_STATS; + cls_mall.cookie = cookie; + + tc_setup_cb_call(block, TC_SETUP_CLSMATCHALL, &cls_mall, false); + + tcf_exts_stats_update(&head->exts, cls_mall.stats.bytes, + cls_mall.stats.pkts, cls_mall.stats.lastused); +} + static int mall_dump(struct net *net, struct tcf_proto *tp, void *fh, struct sk_buff *skb, struct tcmsg *t, bool rtnl_held) { @@ -304,9 +352,12 @@ static int mall_dump(struct net *net, struct tcf_proto *tp, void *fh, if (!head) return skb->len; + if (!tc_skip_hw(head->flags)) + mall_stats_hw_filter(tp, head, (unsigned long)head); + t->tcm_handle = head->handle; - nest = nla_nest_start(skb, TCA_OPTIONS); + nest = nla_nest_start_noflag(skb, TCA_OPTIONS); if (!nest) goto nla_put_failure; |