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authorJiri Kosina <jkosina@suse.cz>2016-08-10 11:03:35 +0200
committerDavid S. Miller <davem@davemloft.net>2016-08-10 17:18:52 -0700
commite87a8f24c9151d449ab46d82a504c1ebfea210f2 (patch)
tree970e76e659836e60ba6d1d13f41bc02a05d2e6c8
parentravb: use proper names for suspend/resume functions (diff)
downloadlinux-dev-e87a8f24c9151d449ab46d82a504c1ebfea210f2.tar.xz
linux-dev-e87a8f24c9151d449ab46d82a504c1ebfea210f2.zip
net: resolve symbol conflicts with generic hashtable.h
This is a preparatory patch for converting qdisc linked list into a hashtable. As we'll need to include hashtable.h in netdevice.h, we first have to make sure that this will not introduce symbol conflicts for any of the netdevice.h users. Reviewed-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/ti/davinci_emac.c14
-rw-r--r--net/ipv6/ip6_gre.c12
-rw-r--r--net/ipv6/ip6_tunnel.c10
-rw-r--r--net/ipv6/ip6_vti.c10
-rw-r--r--net/ipv6/sit.c10
5 files changed, 28 insertions, 28 deletions
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index 727a79f3c7dd..2d6fc9a0fb21 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -597,14 +597,14 @@ static u32 hash_get(u8 *addr)
}
/**
- * hash_add - Hash function to add mac addr from hash table
+ * emac_hash_add - Hash function to add mac addr from hash table
* @priv: The DaVinci EMAC private adapter structure
* @mac_addr: mac address to delete from hash table
*
* Adds mac address to the internal hash table
*
*/
-static int hash_add(struct emac_priv *priv, u8 *mac_addr)
+static int emac_hash_add(struct emac_priv *priv, u8 *mac_addr)
{
struct device *emac_dev = &priv->ndev->dev;
u32 rc = 0;
@@ -613,7 +613,7 @@ static int hash_add(struct emac_priv *priv, u8 *mac_addr)
if (hash_value >= EMAC_NUM_MULTICAST_BITS) {
if (netif_msg_drv(priv)) {
- dev_err(emac_dev, "DaVinci EMAC: hash_add(): Invalid "\
+ dev_err(emac_dev, "DaVinci EMAC: emac_hash_add(): Invalid "\
"Hash %08x, should not be greater than %08x",
hash_value, (EMAC_NUM_MULTICAST_BITS - 1));
}
@@ -639,14 +639,14 @@ static int hash_add(struct emac_priv *priv, u8 *mac_addr)
}
/**
- * hash_del - Hash function to delete mac addr from hash table
+ * emac_hash_del - Hash function to delete mac addr from hash table
* @priv: The DaVinci EMAC private adapter structure
* @mac_addr: mac address to delete from hash table
*
* Removes mac address from the internal hash table
*
*/
-static int hash_del(struct emac_priv *priv, u8 *mac_addr)
+static int emac_hash_del(struct emac_priv *priv, u8 *mac_addr)
{
u32 hash_value;
u32 hash_bit;
@@ -696,10 +696,10 @@ static void emac_add_mcast(struct emac_priv *priv, u32 action, u8 *mac_addr)
switch (action) {
case EMAC_MULTICAST_ADD:
- update = hash_add(priv, mac_addr);
+ update = emac_hash_add(priv, mac_addr);
break;
case EMAC_MULTICAST_DEL:
- update = hash_del(priv, mac_addr);
+ update = emac_hash_del(priv, mac_addr);
break;
case EMAC_ALL_MULTI_SET:
update = 1;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 776d145113e1..b375b5addb76 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -61,12 +61,12 @@ static bool log_ecn_error = true;
module_param(log_ecn_error, bool, 0644);
MODULE_PARM_DESC(log_ecn_error, "Log packets received with corrupted ECN");
-#define HASH_SIZE_SHIFT 5
-#define HASH_SIZE (1 << HASH_SIZE_SHIFT)
+#define IP6_GRE_HASH_SIZE_SHIFT 5
+#define IP6_GRE_HASH_SIZE (1 << IP6_GRE_HASH_SIZE_SHIFT)
static int ip6gre_net_id __read_mostly;
struct ip6gre_net {
- struct ip6_tnl __rcu *tunnels[4][HASH_SIZE];
+ struct ip6_tnl __rcu *tunnels[4][IP6_GRE_HASH_SIZE];
struct net_device *fb_tunnel_dev;
};
@@ -96,12 +96,12 @@ static void ip6gre_tnl_link_config(struct ip6_tnl *t, int set_mtu);
will match fallback tunnel.
*/
-#define HASH_KEY(key) (((__force u32)key^((__force u32)key>>4))&(HASH_SIZE - 1))
+#define HASH_KEY(key) (((__force u32)key^((__force u32)key>>4))&(IP6_GRE_HASH_SIZE - 1))
static u32 HASH_ADDR(const struct in6_addr *addr)
{
u32 hash = ipv6_addr_hash(addr);
- return hash_32(hash, HASH_SIZE_SHIFT);
+ return hash_32(hash, IP6_GRE_HASH_SIZE_SHIFT);
}
#define tunnels_r_l tunnels[3]
@@ -1089,7 +1089,7 @@ static void ip6gre_destroy_tunnels(struct net *net, struct list_head *head)
for (prio = 0; prio < 4; prio++) {
int h;
- for (h = 0; h < HASH_SIZE; h++) {
+ for (h = 0; h < IP6_GRE_HASH_SIZE; h++) {
struct ip6_tnl *t;
t = rtnl_dereference(ign->tunnels[prio][h]);
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 7b0481e3738f..2050217df565 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -64,8 +64,8 @@ MODULE_LICENSE("GPL");
MODULE_ALIAS_RTNL_LINK("ip6tnl");
MODULE_ALIAS_NETDEV("ip6tnl0");
-#define HASH_SIZE_SHIFT 5
-#define HASH_SIZE (1 << HASH_SIZE_SHIFT)
+#define IP6_TUNNEL_HASH_SIZE_SHIFT 5
+#define IP6_TUNNEL_HASH_SIZE (1 << IP6_TUNNEL_HASH_SIZE_SHIFT)
static bool log_ecn_error = true;
module_param(log_ecn_error, bool, 0644);
@@ -75,7 +75,7 @@ static u32 HASH(const struct in6_addr *addr1, const struct in6_addr *addr2)
{
u32 hash = ipv6_addr_hash(addr1) ^ ipv6_addr_hash(addr2);
- return hash_32(hash, HASH_SIZE_SHIFT);
+ return hash_32(hash, IP6_TUNNEL_HASH_SIZE_SHIFT);
}
static int ip6_tnl_dev_init(struct net_device *dev);
@@ -87,7 +87,7 @@ struct ip6_tnl_net {
/* the IPv6 tunnel fallback device */
struct net_device *fb_tnl_dev;
/* lists for storing tunnels in use */
- struct ip6_tnl __rcu *tnls_r_l[HASH_SIZE];
+ struct ip6_tnl __rcu *tnls_r_l[IP6_TUNNEL_HASH_SIZE];
struct ip6_tnl __rcu *tnls_wc[1];
struct ip6_tnl __rcu **tnls[2];
};
@@ -2031,7 +2031,7 @@ static void __net_exit ip6_tnl_destroy_tunnels(struct net *net)
if (dev->rtnl_link_ops == &ip6_link_ops)
unregister_netdevice_queue(dev, &list);
- for (h = 0; h < HASH_SIZE; h++) {
+ for (h = 0; h < IP6_TUNNEL_HASH_SIZE; h++) {
t = rtnl_dereference(ip6n->tnls_r_l[h]);
while (t) {
/* If dev is in the same netns, it has already
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index d90a11f14040..cc7e05898307 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -50,14 +50,14 @@
#include <net/net_namespace.h>
#include <net/netns/generic.h>
-#define HASH_SIZE_SHIFT 5
-#define HASH_SIZE (1 << HASH_SIZE_SHIFT)
+#define IP6_VTI_HASH_SIZE_SHIFT 5
+#define IP6_VTI_HASH_SIZE (1 << IP6_VTI_HASH_SIZE_SHIFT)
static u32 HASH(const struct in6_addr *addr1, const struct in6_addr *addr2)
{
u32 hash = ipv6_addr_hash(addr1) ^ ipv6_addr_hash(addr2);
- return hash_32(hash, HASH_SIZE_SHIFT);
+ return hash_32(hash, IP6_VTI_HASH_SIZE_SHIFT);
}
static int vti6_dev_init(struct net_device *dev);
@@ -69,7 +69,7 @@ struct vti6_net {
/* the vti6 tunnel fallback device */
struct net_device *fb_tnl_dev;
/* lists for storing tunnels in use */
- struct ip6_tnl __rcu *tnls_r_l[HASH_SIZE];
+ struct ip6_tnl __rcu *tnls_r_l[IP6_VTI_HASH_SIZE];
struct ip6_tnl __rcu *tnls_wc[1];
struct ip6_tnl __rcu **tnls[2];
};
@@ -1040,7 +1040,7 @@ static void __net_exit vti6_destroy_tunnels(struct vti6_net *ip6n)
struct ip6_tnl *t;
LIST_HEAD(list);
- for (h = 0; h < HASH_SIZE; h++) {
+ for (h = 0; h < IP6_VTI_HASH_SIZE; h++) {
t = rtnl_dereference(ip6n->tnls_r_l[h]);
while (t) {
unregister_netdevice_queue(t->dev, &list);
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 182b6a9be29d..696edeeff8bc 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -62,7 +62,7 @@
For comments look at net/ipv4/ip_gre.c --ANK
*/
-#define HASH_SIZE 16
+#define IP6_SIT_HASH_SIZE 16
#define HASH(addr) (((__force u32)addr^((__force u32)addr>>4))&0xF)
static bool log_ecn_error = true;
@@ -78,9 +78,9 @@ static struct rtnl_link_ops sit_link_ops __read_mostly;
static int sit_net_id __read_mostly;
struct sit_net {
- struct ip_tunnel __rcu *tunnels_r_l[HASH_SIZE];
- struct ip_tunnel __rcu *tunnels_r[HASH_SIZE];
- struct ip_tunnel __rcu *tunnels_l[HASH_SIZE];
+ struct ip_tunnel __rcu *tunnels_r_l[IP6_SIT_HASH_SIZE];
+ struct ip_tunnel __rcu *tunnels_r[IP6_SIT_HASH_SIZE];
+ struct ip_tunnel __rcu *tunnels_l[IP6_SIT_HASH_SIZE];
struct ip_tunnel __rcu *tunnels_wc[1];
struct ip_tunnel __rcu **tunnels[4];
@@ -1783,7 +1783,7 @@ static void __net_exit sit_destroy_tunnels(struct net *net,
for (prio = 1; prio < 4; prio++) {
int h;
- for (h = 0; h < HASH_SIZE; h++) {
+ for (h = 0; h < IP6_SIT_HASH_SIZE; h++) {
struct ip_tunnel *t;
t = rtnl_dereference(sitn->tunnels[prio][h]);