[MPTCP] [RFC v2 01/10] mptcp: token: remove token_init

[Florian Westphal <fw at strlen.de>]

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Its not needed, just use the static initialisers.
Also add 'MPTCP' prefix for pr_* calls.

Signed-off-by: Florian Westphal <fw(a)strlen.de>
---
 net/mptcp/protocol.c |  1 -
 net/mptcp/protocol.h |  1 -
 net/mptcp/token.c    | 17 ++++++-----------
 3 files changed, 6 insertions(+), 13 deletions(-)

diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index aaa71b161c1a..b408150e46b9 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -1104,7 +1104,6 @@ void mptcp_proto_init(void)
 	mptcp_stream_ops.listen = mptcp_listen;
 	mptcp_stream_ops.shutdown = mptcp_shutdown;
 
-	token_init();
 	subflow_init();
 	pm_init();
 
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index 68877e952780..e97ac14115a2 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -225,7 +225,6 @@ void mptcp_get_options(const struct sk_buff *skb,
 void mptcp_finish_connect(struct sock *sk, int mp_capable);
 void mptcp_finish_join(struct sock *sk);
 
-void token_init(void);
 void token_new_request(struct request_sock *req, const struct sk_buff *skb);
 int token_join_request(struct request_sock *req, const struct sk_buff *skb);
 int token_join_response(struct sock *sk);
diff --git a/net/mptcp/token.c b/net/mptcp/token.c
index 506665da8b2d..19b63bd34315 100644
--- a/net/mptcp/token.c
+++ b/net/mptcp/token.c
@@ -20,6 +20,8 @@
  *       Brandon Heller <brandonh(a)stanford.edu>
  */
 
+#define pr_fmt(fmt) "MPTCP: " fmt
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/radix-tree.h>
@@ -31,10 +33,10 @@
 #include <net/mptcp.h>
 #include "protocol.h"
 
-static struct radix_tree_root token_tree;
-static struct radix_tree_root token_req_tree;
-static spinlock_t token_tree_lock;
-static int token_used;
+static RADIX_TREE(token_tree, GFP_ATOMIC);
+static RADIX_TREE(token_req_tree, GFP_ATOMIC);
+static DEFINE_SPINLOCK(token_tree_lock);
+static int token_used __read_mostly;
 
 static bool find_req_token(u32 token)
 {
@@ -392,10 +394,3 @@ void token_destroy(u32 token)
 		sock_put(conn);
 	spin_unlock_bh(&token_tree_lock);
 }
-
-void token_init(void)
-{
-	INIT_RADIX_TREE(&token_tree, GFP_ATOMIC);
-	INIT_RADIX_TREE(&token_req_tree, GFP_ATOMIC);
-	spin_lock_init(&token_tree_lock);
-}
-- 
2.21.0