RDMA/netlink: Reduce exposure of RDMA netlink functions

From: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/[email protected]>

RDMA netlink is part of ib_core, hence ibnl_chk_listeners(), ibnl_init() and ibnl_cleanup() don't need to be published in public header file.

Let's remove EXPORT_SYMBOL from ibnl_chk_listeners() and move all these functions to private header file.

CC Yuval Shaia <[email protected]>

Signed-off-by Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/[email protected]>

---
Changes from v1:
* Include core_priv.h file and get rid from sparse errors.

Changes from v0:
* Move ibnl_init(), ibnl_cleanup() and ibnl_chk_listeners() functions to private header.
* Change titile and commit message to reflect that change

---
 drivers/infiniband/core/core_priv.h | 10 ++++++++++
 drivers/infiniband/core/netlink.c   |  2 +-
 include/rdma/rdma_netlink.h         | 10 ----------
 3 files changed, 11 insertions(+), 11 deletions(-)

drivers/infiniband/core/core_priv.h +10 -0

index cb7d372e4bdf..d92ab4eaa8f3 100644
@@ -169,6 +169,16 @@ void ib_mad_cleanup(void);
 int ib_sa_init(void);
 void ib_sa_cleanup(void);
 
+int ibnl_init(void);
+void ibnl_cleanup(void);
+
+/**
+ * Check if there are any listeners to the netlink group
+ * @group: the netlink group ID
+ * Returns 0 on success or a negative for no listeners.
+ */
+int ibnl_chk_listeners(unsigned int group);
+
 int ib_nl_handle_resolve_resp(struct sk_buff *skb,
 			      struct netlink_callback *cb);
 int ib_nl_handle_set_timeout(struct sk_buff *skb,

drivers/infiniband/core/netlink.c +1 -1

index 10469b0088b5..de90f5307ac7 100644
@@ -37,6 +37,7 @@
 #include <net/net_namespace.h>
 #include <net/sock.h>
 #include <rdma/rdma_netlink.h>
+#include "core_priv.h"
 
 struct ibnl_client {
 	struct list_head		list;

@@ -55,7 +56,6 @@ int ibnl_chk_listeners(unsigned int group)
 		return -1;
 	return 0;
 }
-EXPORT_SYMBOL(ibnl_chk_listeners);
 
 int ibnl_add_client(int index, int nops,
 		    const struct ibnl_client_cbs cb_table[])

include/rdma/rdma_netlink.h +0 -11

index 585266144329..348c102cb5f6 100644
@@ -10,9 +10,6 @@ struct ibnl_client_cbs {
 	struct module *module;
 };
 
-int ibnl_init(void);
-void ibnl_cleanup(void);
-
 /**
  * Add a a client to the list of IB netlink exporters.
  * @index: Index of the added client

@@ -77,11 +74,4 @@ int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh,
 int ibnl_multicast(struct sk_buff *skb, struct nlmsghdr *nlh,
 			unsigned int group, gfp_t flags);
 
-/**
- * Check if there are any listeners to the netlink group
- * @group: the netlink group ID
- * Returns 0 on success or a negative for no listeners.
- */
-int ibnl_chk_listeners(unsigned int group);
-
 #endif /* _RDMA_NETLINK_H */
--

2.12.2

Quoted 7 lines · Leon Romanovsky

From: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/[email protected]>
RDMA netlink is part of ib_core, hence ibnl_chk_listeners(), ibnl_init() and ibnl_cleanup() don't need to be published in public header file.

Let's remove EXPORT_SYMBOL from ibnl_chk_listeners() and move all

these

Quoted 7 lines

functions to private header file.

CC Yuval Shaia <[email protected]>

Signed-off-by Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/[email protected]>

---
Changes from v1:
  * Include core_priv.h file and get rid from sparse errors.

Reviewed-by Yuval Shaia <[email protected]>