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authorVlad Buslov <vladbu@mellanox.com>2018-07-05 17:24:25 +0300
committerDavid S. Miller <davem@davemloft.net>2018-07-08 12:42:28 +0900
commit789871bb2a0381425b106d2a995bde1460d35a34 (patch)
tree8066507367f44cb9371f4255a2aeb9801d36276b /include/net/act_api.h
parentnet: sched: change type of reference and bind counters (diff)
downloadlinux-dev-789871bb2a0381425b106d2a995bde1460d35a34.tar.xz
linux-dev-789871bb2a0381425b106d2a995bde1460d35a34.zip
net: sched: implement unlocked action init API
Add additional 'rtnl_held' argument to act API init functions. It is required to implement actions that need to release rtnl lock before loading kernel module and reacquire if afterwards. Reviewed-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: Vlad Buslov <vladbu@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/act_api.h')
-rw-r--r--include/net/act_api.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/net/act_api.h b/include/net/act_api.h
index 2759226527a2..27823f4e24c4 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -92,7 +92,8 @@ struct tc_action_ops {
struct netlink_ext_ack *extack);
int (*init)(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **act, int ovr,
- int bind, struct netlink_ext_ack *extack);
+ int bind, bool rtnl_held,
+ struct netlink_ext_ack *extack);
int (*walk)(struct net *, struct sk_buff *,
struct netlink_callback *, int,
const struct tc_action_ops *,
@@ -168,10 +169,11 @@ int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions,
int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
struct nlattr *est, char *name, int ovr, int bind,
struct list_head *actions, size_t *attr_size,
- struct netlink_ext_ack *extack);
+ bool rtnl_held, struct netlink_ext_ack *extack);
struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
struct nlattr *nla, struct nlattr *est,
char *name, int ovr, int bind,
+ bool rtnl_held,
struct netlink_ext_ack *extack);
int tcf_action_dump(struct sk_buff *skb, struct list_head *, int, int);
int tcf_action_dump_old(struct sk_buff *skb, struct tc_action *a, int, int);