From 606c7c43d08c4daf954ec8d58ae6dd39292fb457 Mon Sep 17 00:00:00 2001 From: Paul Blakey Date: Sat, 18 Feb 2023 00:36:16 +0200 Subject: [PATCH] net/sched: flower: Support hardware miss to tc action To support hardware miss to tc action in actions on the flower classifier, implement the required getting of filter actions, and setup filter exts (actions) miss by giving it the filter's handle and actions. Signed-off-by: Paul Blakey Reviewed-by: Jiri Pirko Reviewed-by: Simon Horman Reviewed-by: Marcelo Ricardo Leitner Signed-off-by: Jakub Kicinski --- net/sched/cls_flower.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index be01d39dd7b9..e960a46b0520 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -529,6 +529,15 @@ static struct cls_fl_filter *__fl_get(struct cls_fl_head *head, u32 handle) return f; } +static struct tcf_exts *fl_get_exts(const struct tcf_proto *tp, u32 handle) +{ + struct cls_fl_head *head = rcu_dereference_bh(tp->root); + struct cls_fl_filter *f; + + f = idr_find(&head->handle_idr, handle); + return f ? &f->exts : NULL; +} + static int __fl_delete(struct tcf_proto *tp, struct cls_fl_filter *f, bool *last, bool rtnl_held, struct netlink_ext_ack *extack) @@ -2222,7 +2231,8 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, } fnew->handle = handle; - err = tcf_exts_init(&fnew->exts, net, TCA_FLOWER_ACT, 0); + err = tcf_exts_init_ex(&fnew->exts, net, TCA_FLOWER_ACT, 0, tp, handle, + !tc_skip_hw(fnew->flags)); if (err < 0) goto errout_idr; @@ -3444,6 +3454,7 @@ static struct tcf_proto_ops cls_fl_ops __read_mostly = { .tmplt_create = fl_tmplt_create, .tmplt_destroy = fl_tmplt_destroy, .tmplt_dump = fl_tmplt_dump, + .get_exts = fl_get_exts, .owner = THIS_MODULE, .flags = TCF_PROTO_OPS_DOIT_UNLOCKED, };