rds: make local functions/variables static
The RDS protocol has lots of functions that should be
declared static. rds_message_get/add_version_extension is
removed since it defined but never used.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/rds/connection.c b/net/rds/connection.c
index 870992e..9334d89 100644
--- a/net/rds/connection.c
+++ b/net/rds/connection.c
@@ -88,7 +88,7 @@
* and receiving over this connection again in the future. It is up to
* the transport to have serialized this call with its send and recv.
*/
-void rds_conn_reset(struct rds_connection *conn)
+static void rds_conn_reset(struct rds_connection *conn)
{
rdsdebug("connection %pI4 to %pI4 reset\n",
&conn->c_laddr, &conn->c_faddr);
diff --git a/net/rds/ib.c b/net/rds/ib.c
index b12a395..4123967 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -42,7 +42,7 @@
#include "rds.h"
#include "ib.h"
-unsigned int fmr_pool_size = RDS_FMR_POOL_SIZE;
+static unsigned int fmr_pool_size = RDS_FMR_POOL_SIZE;
unsigned int fmr_message_size = RDS_FMR_SIZE + 1; /* +1 allows for unaligned MRs */
unsigned int rds_ib_retry_count = RDS_IB_DEFAULT_RETRY_COUNT;
@@ -65,7 +65,7 @@
DEFINE_SPINLOCK(ib_nodev_conns_lock);
LIST_HEAD(ib_nodev_conns);
-void rds_ib_nodev_connect(void)
+static void rds_ib_nodev_connect(void)
{
struct rds_ib_connection *ic;
@@ -75,7 +75,7 @@
spin_unlock(&ib_nodev_conns_lock);
}
-void rds_ib_dev_shutdown(struct rds_ib_device *rds_ibdev)
+static void rds_ib_dev_shutdown(struct rds_ib_device *rds_ibdev)
{
struct rds_ib_connection *ic;
unsigned long flags;
@@ -118,7 +118,7 @@
queue_work(rds_wq, &rds_ibdev->free_work);
}
-void rds_ib_add_one(struct ib_device *device)
+static void rds_ib_add_one(struct ib_device *device)
{
struct rds_ib_device *rds_ibdev;
struct ib_device_attr *dev_attr;
@@ -229,7 +229,7 @@
*
* This can be called at any time and can be racing with any other RDS path.
*/
-void rds_ib_remove_one(struct ib_device *device)
+static void rds_ib_remove_one(struct ib_device *device)
{
struct rds_ib_device *rds_ibdev;
diff --git a/net/rds/ib.h b/net/rds/ib.h
index 7ad3d57..e34ad03 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -265,13 +265,10 @@
/* ib.c */
extern struct rds_transport rds_ib_transport;
-extern void rds_ib_add_one(struct ib_device *device);
-extern void rds_ib_remove_one(struct ib_device *device);
struct rds_ib_device *rds_ib_get_client_data(struct ib_device *device);
void rds_ib_dev_put(struct rds_ib_device *rds_ibdev);
extern struct ib_client rds_ib_client;
-extern unsigned int fmr_pool_size;
extern unsigned int fmr_message_size;
extern unsigned int rds_ib_retry_count;
@@ -374,6 +371,5 @@
extern unsigned long rds_ib_sysctl_max_unsig_bytes;
extern unsigned long rds_ib_sysctl_max_recv_allocation;
extern unsigned int rds_ib_sysctl_flow_control;
-extern ctl_table rds_ib_sysctl_table[];
#endif
diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c
index b5a8841..18a833c 100644
--- a/net/rds/ib_rdma.c
+++ b/net/rds/ib_rdma.c
@@ -38,7 +38,7 @@
#include "ib.h"
#include "xlist.h"
-struct workqueue_struct *rds_ib_fmr_wq;
+static struct workqueue_struct *rds_ib_fmr_wq;
static DEFINE_PER_CPU(unsigned long, clean_list_grace);
#define CLEAN_LIST_BUSY_BIT 0
diff --git a/net/rds/ib_sysctl.c b/net/rds/ib_sysctl.c
index fc3da37..1253b00 100644
--- a/net/rds/ib_sysctl.c
+++ b/net/rds/ib_sysctl.c
@@ -61,7 +61,7 @@
*/
unsigned int rds_ib_sysctl_flow_control = 0;
-ctl_table rds_ib_sysctl_table[] = {
+static ctl_table rds_ib_sysctl_table[] = {
{
.procname = "max_send_wr",
.data = &rds_ib_sysctl_max_send_wr,
diff --git a/net/rds/iw.c b/net/rds/iw.c
index 56808ca..5a9676f 100644
--- a/net/rds/iw.c
+++ b/net/rds/iw.c
@@ -56,7 +56,7 @@
DEFINE_SPINLOCK(iw_nodev_conns_lock);
LIST_HEAD(iw_nodev_conns);
-void rds_iw_add_one(struct ib_device *device)
+static void rds_iw_add_one(struct ib_device *device)
{
struct rds_iw_device *rds_iwdev;
struct ib_device_attr *dev_attr;
@@ -124,7 +124,7 @@
kfree(dev_attr);
}
-void rds_iw_remove_one(struct ib_device *device)
+static void rds_iw_remove_one(struct ib_device *device)
{
struct rds_iw_device *rds_iwdev;
struct rds_iw_cm_id *i_cm_id, *next;
diff --git a/net/rds/iw.h b/net/rds/iw.h
index 543e665..9015192 100644
--- a/net/rds/iw.h
+++ b/net/rds/iw.h
@@ -268,8 +268,6 @@
/* ib.c */
extern struct rds_transport rds_iw_transport;
-extern void rds_iw_add_one(struct ib_device *device);
-extern void rds_iw_remove_one(struct ib_device *device);
extern struct ib_client rds_iw_client;
extern unsigned int fastreg_pool_size;
@@ -318,7 +316,6 @@
void rds_iw_sync_mr(void *trans_private, int dir);
void rds_iw_free_mr(void *trans_private, int invalidate);
void rds_iw_flush_mrs(void);
-void rds_iw_remove_cm_id(struct rds_iw_device *rds_iwdev, struct rdma_cm_id *cm_id);
/* ib_recv.c */
int rds_iw_recv_init(void);
@@ -378,7 +375,6 @@
extern unsigned long rds_iw_sysctl_max_unsig_bytes;
extern unsigned long rds_iw_sysctl_max_recv_allocation;
extern unsigned int rds_iw_sysctl_flow_control;
-extern ctl_table rds_iw_sysctl_table[];
/*
* Helper functions for getting/setting the header and data SGEs in
diff --git a/net/rds/iw_rdma.c b/net/rds/iw_rdma.c
index 0e7accc..59509e9 100644
--- a/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@ -157,7 +157,8 @@
return 0;
}
-void rds_iw_remove_cm_id(struct rds_iw_device *rds_iwdev, struct rdma_cm_id *cm_id)
+static void rds_iw_remove_cm_id(struct rds_iw_device *rds_iwdev,
+ struct rdma_cm_id *cm_id)
{
struct rds_iw_cm_id *i_cm_id;
diff --git a/net/rds/iw_sysctl.c b/net/rds/iw_sysctl.c
index 23e3a9a..e2e4717 100644
--- a/net/rds/iw_sysctl.c
+++ b/net/rds/iw_sysctl.c
@@ -55,7 +55,7 @@
unsigned int rds_iw_sysctl_flow_control = 1;
-ctl_table rds_iw_sysctl_table[] = {
+static ctl_table rds_iw_sysctl_table[] = {
{
.procname = "max_send_wr",
.data = &rds_iw_sysctl_max_send_wr,
diff --git a/net/rds/message.c b/net/rds/message.c
index 84f937f..a84545d 100644
--- a/net/rds/message.c
+++ b/net/rds/message.c
@@ -106,8 +106,8 @@
}
EXPORT_SYMBOL_GPL(rds_message_populate_header);
-int rds_message_add_extension(struct rds_header *hdr,
- unsigned int type, const void *data, unsigned int len)
+int rds_message_add_extension(struct rds_header *hdr, unsigned int type,
+ const void *data, unsigned int len)
{
unsigned int ext_len = sizeof(u8) + len;
unsigned char *dst;
@@ -177,26 +177,6 @@
return RDS_EXTHDR_NONE;
}
-int rds_message_add_version_extension(struct rds_header *hdr, unsigned int version)
-{
- struct rds_ext_header_version ext_hdr;
-
- ext_hdr.h_version = cpu_to_be32(version);
- return rds_message_add_extension(hdr, RDS_EXTHDR_VERSION, &ext_hdr, sizeof(ext_hdr));
-}
-
-int rds_message_get_version_extension(struct rds_header *hdr, unsigned int *version)
-{
- struct rds_ext_header_version ext_hdr;
- unsigned int pos = 0, len = sizeof(ext_hdr);
-
- /* We assume the version extension is the only one present */
- if (rds_message_next_extension(hdr, &pos, &ext_hdr, &len) != RDS_EXTHDR_VERSION)
- return 0;
- *version = be32_to_cpu(ext_hdr.h_version);
- return 1;
-}
-
int rds_message_add_rdma_dest_extension(struct rds_header *hdr, u32 r_key, u32 offset)
{
struct rds_ext_header_rdma_dest ext_hdr;
diff --git a/net/rds/page.c b/net/rds/page.c
index 5e44f5a..a3e2e0a 100644
--- a/net/rds/page.c
+++ b/net/rds/page.c
@@ -40,7 +40,8 @@
unsigned long r_offset;
};
-DEFINE_PER_CPU_SHARED_ALIGNED(struct rds_page_remainder, rds_page_remainders);
+static DEFINE_PER_CPU_SHARED_ALIGNED(struct rds_page_remainder,
+ rds_page_remainders);
/*
* returns 0 on success or -errno on failure.
diff --git a/net/rds/rdma_transport.c b/net/rds/rdma_transport.c
index e6ed10a..4195a05 100644
--- a/net/rds/rdma_transport.c
+++ b/net/rds/rdma_transport.c
@@ -207,7 +207,7 @@
}
}
-int rds_rdma_init(void)
+static int rds_rdma_init(void)
{
int ret;
@@ -234,7 +234,7 @@
}
module_init(rds_rdma_init);
-void rds_rdma_exit(void)
+static void rds_rdma_exit(void)
{
/* stop listening first to ensure no new connections are attempted */
rds_rdma_listen_stop();
diff --git a/net/rds/rdma_transport.h b/net/rds/rdma_transport.h
index 2f2c7d9..faba4e3 100644
--- a/net/rds/rdma_transport.h
+++ b/net/rds/rdma_transport.h
@@ -11,10 +11,6 @@
int rds_rdma_cm_event_handler(struct rdma_cm_id *cm_id,
struct rdma_cm_event *event);
-/* from rdma_transport.c */
-int rds_rdma_init(void);
-void rds_rdma_exit(void);
-
/* from ib.c */
extern struct rds_transport rds_ib_transport;
int rds_ib_init(void);
diff --git a/net/rds/rds.h b/net/rds/rds.h
index 8103dcf..9542449 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -619,7 +619,6 @@
struct rds_transport *trans, gfp_t gfp);
void rds_conn_shutdown(struct rds_connection *conn);
void rds_conn_destroy(struct rds_connection *conn);
-void rds_conn_reset(struct rds_connection *conn);
void rds_conn_drop(struct rds_connection *conn);
void rds_conn_connect_if_down(struct rds_connection *conn);
void rds_for_each_conn_info(struct socket *sock, unsigned int len,
@@ -668,8 +667,6 @@
unsigned int type, const void *data, unsigned int len);
int rds_message_next_extension(struct rds_header *hdr,
unsigned int *pos, void *buf, unsigned int *buflen);
-int rds_message_add_version_extension(struct rds_header *hdr, unsigned int version);
-int rds_message_get_version_extension(struct rds_header *hdr, unsigned int *version);
int rds_message_add_rdma_dest_extension(struct rds_header *hdr, u32 r_key, u32 offset);
int rds_message_inc_copy_to_user(struct rds_incoming *inc,
struct iovec *first_iov, size_t size);
@@ -706,7 +703,6 @@
/* recv.c */
void rds_inc_init(struct rds_incoming *inc, struct rds_connection *conn,
__be32 saddr);
-void rds_inc_addref(struct rds_incoming *inc);
void rds_inc_put(struct rds_incoming *inc);
void rds_recv_incoming(struct rds_connection *conn, __be32 saddr, __be32 daddr,
struct rds_incoming *inc, gfp_t gfp, enum km_type km);
@@ -728,7 +724,6 @@
typedef int (*is_acked_func)(struct rds_message *rm, uint64_t ack);
void rds_send_drop_acked(struct rds_connection *conn, u64 ack,
is_acked_func is_acked);
-void rds_send_remove_from_sock(struct list_head *messages, int status);
int rds_send_pong(struct rds_connection *conn, __be16 dport);
struct rds_message *rds_send_get_message(struct rds_connection *,
struct rm_rdma_op *);
diff --git a/net/rds/recv.c b/net/rds/recv.c
index 68800f0..596689e 100644
--- a/net/rds/recv.c
+++ b/net/rds/recv.c
@@ -48,12 +48,11 @@
}
EXPORT_SYMBOL_GPL(rds_inc_init);
-void rds_inc_addref(struct rds_incoming *inc)
+static void rds_inc_addref(struct rds_incoming *inc)
{
rdsdebug("addref inc %p ref %d\n", inc, atomic_read(&inc->i_refcount));
atomic_inc(&inc->i_refcount);
}
-EXPORT_SYMBOL_GPL(rds_inc_addref);
void rds_inc_put(struct rds_incoming *inc)
{
diff --git a/net/rds/send.c b/net/rds/send.c
index 9b951a0..0bc9db1 100644
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -52,6 +52,8 @@
module_param(send_batch_count, int, 0444);
MODULE_PARM_DESC(send_batch_count, " batch factor when working the send queue");
+static void rds_send_remove_from_sock(struct list_head *messages, int status);
+
/*
* Reset the send state. Callers must ensure that this doesn't race with
* rds_send_xmit().
@@ -555,7 +557,7 @@
* removing the messages from the 'messages' list regardless of if it found
* the messages on the socket list or not.
*/
-void rds_send_remove_from_sock(struct list_head *messages, int status)
+static void rds_send_remove_from_sock(struct list_head *messages, int status)
{
unsigned long flags;
struct rds_sock *rs = NULL;
diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index eeb08e6..08a8c6c 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -41,7 +41,7 @@
/* only for info exporting */
static DEFINE_SPINLOCK(rds_tcp_tc_list_lock);
static LIST_HEAD(rds_tcp_tc_list);
-unsigned int rds_tcp_tc_count;
+static unsigned int rds_tcp_tc_count;
/* Track rds_tcp_connection structs so they can be cleaned up */
static DEFINE_SPINLOCK(rds_tcp_conn_lock);
@@ -243,7 +243,7 @@
}
}
-void rds_tcp_exit(void)
+static void rds_tcp_exit(void)
{
rds_info_deregister_func(RDS_INFO_TCP_SOCKETS, rds_tcp_tc_info);
rds_tcp_listen_stop();
@@ -274,7 +274,7 @@
.t_prefer_loopback = 1,
};
-int rds_tcp_init(void)
+static int rds_tcp_init(void)
{
int ret;
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index f5e6f7b..9cf2927 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -43,8 +43,6 @@
};
/* tcp.c */
-int rds_tcp_init(void);
-void rds_tcp_exit(void);
void rds_tcp_tune(struct socket *sock);
void rds_tcp_nonagle(struct socket *sock);
void rds_tcp_set_callbacks(struct socket *sock, struct rds_connection *conn);
diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c
index 67263fb..78205e2 100644
--- a/net/rds/tcp_recv.c
+++ b/net/rds/tcp_recv.c
@@ -272,7 +272,8 @@
}
/* the caller has to hold the sock lock */
-int rds_tcp_read_sock(struct rds_connection *conn, gfp_t gfp, enum km_type km)
+static int rds_tcp_read_sock(struct rds_connection *conn, gfp_t gfp,
+ enum km_type km)
{
struct rds_tcp_connection *tc = conn->c_transport_data;
struct socket *sock = tc->t_sock;
diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c
index aa16841..1b4fd68 100644
--- a/net/rds/tcp_send.c
+++ b/net/rds/tcp_send.c
@@ -63,7 +63,7 @@
}
/* the core send_sem serializes this with other xmit and shutdown */
-int rds_tcp_sendmsg(struct socket *sock, void *data, unsigned int len)
+static int rds_tcp_sendmsg(struct socket *sock, void *data, unsigned int len)
{
struct kvec vec = {
.iov_base = data,
