net: convert usage of packet_type to read_mostly

Protocols that use packet_type can be __read_mostly section for better
locality. Elminate any unnecessary initializations of NULL.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 6 insertions, 6 deletions

diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c
index 44b183b58f50..d509b371a562 100644
--- a/drivers/net/hamradio/bpqether.c
+++ b/drivers/net/hamradio/bpqether.c
@@ -97,7 +97,7 @@ static char bpq_eth_addr[6];
 static int bpq_rcv(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *);
 static int bpq_device_event(struct notifier_block *, unsigned long, void *);
 
-static struct packet_type bpq_packet_type = {
+static struct packet_type bpq_packet_type __read_mostly = {
         .type   = cpu_to_be16(ETH_P_BPQ),
         .func   = bpq_rcv,
 };
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index e2968f084439..f0031f1f97e5 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -513,17 +513,17 @@ out:
         return NET_RX_SUCCESS; /* Lies... :-) */
 }
 
-static struct packet_type pppoes_ptype = {
+static struct packet_type pppoes_ptype __read_mostly = {
         .type   = cpu_to_be16(ETH_P_PPP_SES),
         .func   = pppoe_rcv,
 };
 
-static struct packet_type pppoed_ptype = {
+static struct packet_type pppoed_ptype __read_mostly = {
         .type   = cpu_to_be16(ETH_P_PPP_DISC),
         .func   = pppoe_disc_rcv,
 };
 
-static struct proto pppoe_sk_proto = {
+static struct proto pppoe_sk_proto __read_mostly = {
         .name     = "PPPOE",
         .owner    = THIS_MODULE,
         .obj_size = sizeof(struct pppox_sock),
diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c
index 5ce437205558..7596eae1b35c 100644
--- a/drivers/net/wan/hdlc.c
+++ b/drivers/net/wan/hdlc.c
@@ -348,7 +348,7 @@ EXPORT_SYMBOL(unregister_hdlc_protocol);
 EXPORT_SYMBOL(attach_hdlc_protocol);
 EXPORT_SYMBOL(detach_hdlc_protocol);
 
-static struct packet_type hdlc_packet_type = {
+static struct packet_type hdlc_packet_type __read_mostly = {
         .type = cpu_to_be16(ETH_P_HDLC),
         .func = hdlc_rcv,
 };
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index 96d9eda40894..f85ca1b27f9a 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -421,7 +421,7 @@ static int lapbeth_device_event(struct notifier_block *this,
 
 /* ------------------------------------------------------------------------ */
 
-static struct packet_type lapbeth_packet_type = {
+static struct packet_type lapbeth_packet_type __read_mostly = {
         .type = cpu_to_be16(ETH_P_DEC),
         .func = lapbeth_rcv,
 };