From: Jakub Kicinski <jakub.kicinski@netronome.com>
Date: Wed, 24 Jan 2018 12:54:17 -0800
Subject: cls_bpf: propagate extack to offload delete callback
Patch-mainline: v4.16-rc1
Git-commit: 0e908a450ad6a8445b04ec49807ca5fdc94956dd
References: bsc#1109837
Propagate extack on removal of offloaded filter.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/sched/cls_bpf.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -212,11 +212,12 @@ static int cls_bpf_offload(struct tcf_pr
}
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(stru
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_pro
{
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_p
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);