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Commit 0e908a45 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

cls_bpf: propagate extack to offload delete callback 



Propagate extack on removal of offloaded filter.

Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: default avatarSimon Horman <simon.horman@netronome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a6ffd6b5

net/sched/cls_bpf.c

+8 −6
Original line number Diff line number Diff line
@@ -212,11 +212,12 @@ static int cls_bpf_offload(struct tcf_proto *tp, struct cls_bpf_prog *prog, 
}



static void cls_bpf_stop_offload(struct tcf_proto *tp,

				 struct cls_bpf_prog *prog)

				 struct cls_bpf_prog *prog,

				 struct netlink_ext_ack *extack)

{

	int err;



	err = cls_bpf_offload_cmd(tp, NULL, prog, NULL);

	err = cls_bpf_offload_cmd(tp, NULL, prog, extack);

	if (err)

		pr_err("Stopping hardware offload failed: %d\n", err);

}
@@ -289,12 +290,13 @@ static void cls_bpf_delete_prog_rcu(struct rcu_head *rcu) 
	tcf_queue_work(&prog->work);

}



static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog)

static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog,

			     struct netlink_ext_ack *extack)

{

	struct cls_bpf_head *head = rtnl_dereference(tp->root);



	idr_remove_ext(&head->handle_idr, prog->handle);

	cls_bpf_stop_offload(tp, prog);

	cls_bpf_stop_offload(tp, prog, extack);

	list_del_rcu(&prog->link);

	tcf_unbind_filter(tp, &prog->res);

	if (tcf_exts_get_net(&prog->exts))
@@ -308,7 +310,7 @@ static int cls_bpf_delete(struct tcf_proto *tp, void *arg, bool *last, 
{

	struct cls_bpf_head *head = rtnl_dereference(tp->root);



	__cls_bpf_delete(tp, arg);

	__cls_bpf_delete(tp, arg, extack);

	*last = list_empty(&head->plist);

	return 0;

}
@@ -320,7 +322,7 @@ static void cls_bpf_destroy(struct tcf_proto *tp, 
	struct cls_bpf_prog *prog, *tmp;



	list_for_each_entry_safe(prog, tmp, &head->plist, link)

		__cls_bpf_delete(tp, prog);

		__cls_bpf_delete(tp, prog, extack);



	idr_destroy(&head->handle_idr);

	kfree_rcu(head, rcu);