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authorAlexander Aring <aring@mojatatu.com>2017-12-20 12:35:19 -0500
committerDavid S. Miller <davem@davemloft.net>2017-12-21 12:32:51 -0500
commit8d1a77f974ca61d39afa5bf0aeab210525d31475 (patch)
tree29d15c7f45bec6fa4579b2a5a5ef8fff13f232e4 /include
parente9bc3fa28bae7612f41e3538f241a2f87f629c94 (diff)
downloadlinux-8d1a77f974ca61d39afa5bf0aeab210525d31475.tar.bz2
net: sch: api: add extack support in tcf_block_get
This patch adds extack support for the function tcf_block_get which is a common used function in the tc subsystem. Callers which are interested in the receiving error can assign extack to get a more detailed information why tcf_block_get failed. Cc: David Ahern <dsahern@gmail.com> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Alexander Aring <aring@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/pkt_cls.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 0105445cab83..58bba9c769ea 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -39,9 +39,11 @@ struct tcf_chain *tcf_chain_get(struct tcf_block *block, u32 chain_index,
bool create);
void tcf_chain_put(struct tcf_chain *chain);
int tcf_block_get(struct tcf_block **p_block,
- struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q);
+ struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
+ struct netlink_ext_ack *extack);
int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
- struct tcf_block_ext_info *ei);
+ struct tcf_block_ext_info *ei,
+ struct netlink_ext_ack *extack);
void tcf_block_put(struct tcf_block *block);
void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q,
struct tcf_block_ext_info *ei);