diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/if_team.h | 30 | ||||
| -rw-r--r-- | include/linux/netdevice.h | 5 | ||||
| -rw-r--r-- | include/linux/netfilter/nf_conntrack_sip.h | 2 | ||||
| -rw-r--r-- | include/linux/netpoll.h | 42 | ||||
| -rw-r--r-- | include/linux/of.h | 7 |
5 files changed, 51 insertions, 35 deletions
diff --git a/include/linux/if_team.h b/include/linux/if_team.h index 6960fc1841a7..aa2e167e1ef4 100644 --- a/include/linux/if_team.h +++ b/include/linux/if_team.h | |||
| @@ -96,21 +96,6 @@ static inline void team_netpoll_send_skb(struct team_port *port, | |||
| 96 | } | 96 | } |
| 97 | #endif | 97 | #endif |
| 98 | 98 | ||
| 99 | static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, | ||
| 100 | struct sk_buff *skb) | ||
| 101 | { | ||
| 102 | BUILD_BUG_ON(sizeof(skb->queue_mapping) != | ||
| 103 | sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); | ||
| 104 | skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); | ||
| 105 | |||
| 106 | skb->dev = port->dev; | ||
| 107 | if (unlikely(netpoll_tx_running(port->dev))) { | ||
| 108 | team_netpoll_send_skb(port, skb); | ||
| 109 | return 0; | ||
| 110 | } | ||
| 111 | return dev_queue_xmit(skb); | ||
| 112 | } | ||
| 113 | |||
| 114 | struct team_mode_ops { | 99 | struct team_mode_ops { |
| 115 | int (*init)(struct team *team); | 100 | int (*init)(struct team *team); |
| 116 | void (*exit)(struct team *team); | 101 | void (*exit)(struct team *team); |
| @@ -200,6 +185,21 @@ struct team { | |||
| 200 | long mode_priv[TEAM_MODE_PRIV_LONGS]; | 185 | long mode_priv[TEAM_MODE_PRIV_LONGS]; |
| 201 | }; | 186 | }; |
| 202 | 187 | ||
| 188 | static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, | ||
| 189 | struct sk_buff *skb) | ||
| 190 | { | ||
| 191 | BUILD_BUG_ON(sizeof(skb->queue_mapping) != | ||
| 192 | sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); | ||
| 193 | skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); | ||
| 194 | |||
| 195 | skb->dev = port->dev; | ||
| 196 | if (unlikely(netpoll_tx_running(team->dev))) { | ||
| 197 | team_netpoll_send_skb(port, skb); | ||
| 198 | return 0; | ||
| 199 | } | ||
| 200 | return dev_queue_xmit(skb); | ||
| 201 | } | ||
| 202 | |||
| 203 | static inline struct hlist_head *team_port_index_hash(struct team *team, | 203 | static inline struct hlist_head *team_port_index_hash(struct team *team, |
| 204 | int port_index) | 204 | int port_index) |
| 205 | { | 205 | { |
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index a9db4f33407f..59dc05f38247 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h | |||
| @@ -953,7 +953,8 @@ struct net_device_ops { | |||
| 953 | #ifdef CONFIG_NET_POLL_CONTROLLER | 953 | #ifdef CONFIG_NET_POLL_CONTROLLER |
| 954 | void (*ndo_poll_controller)(struct net_device *dev); | 954 | void (*ndo_poll_controller)(struct net_device *dev); |
| 955 | int (*ndo_netpoll_setup)(struct net_device *dev, | 955 | int (*ndo_netpoll_setup)(struct net_device *dev, |
| 956 | struct netpoll_info *info); | 956 | struct netpoll_info *info, |
| 957 | gfp_t gfp); | ||
| 957 | void (*ndo_netpoll_cleanup)(struct net_device *dev); | 958 | void (*ndo_netpoll_cleanup)(struct net_device *dev); |
| 958 | #endif | 959 | #endif |
| 959 | int (*ndo_set_vf_mac)(struct net_device *dev, | 960 | int (*ndo_set_vf_mac)(struct net_device *dev, |
| @@ -1521,6 +1522,8 @@ struct packet_type { | |||
| 1521 | struct sk_buff **(*gro_receive)(struct sk_buff **head, | 1522 | struct sk_buff **(*gro_receive)(struct sk_buff **head, |
| 1522 | struct sk_buff *skb); | 1523 | struct sk_buff *skb); |
| 1523 | int (*gro_complete)(struct sk_buff *skb); | 1524 | int (*gro_complete)(struct sk_buff *skb); |
| 1525 | bool (*id_match)(struct packet_type *ptype, | ||
| 1526 | struct sock *sk); | ||
| 1524 | void *af_packet_priv; | 1527 | void *af_packet_priv; |
| 1525 | struct list_head list; | 1528 | struct list_head list; |
| 1526 | }; | 1529 | }; |
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 0dfc8b7210a3..89f2a627f3f0 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h | |||
| @@ -164,7 +164,7 @@ extern int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr | |||
| 164 | unsigned int dataoff, unsigned int datalen, | 164 | unsigned int dataoff, unsigned int datalen, |
| 165 | const char *name, | 165 | const char *name, |
| 166 | unsigned int *matchoff, unsigned int *matchlen, | 166 | unsigned int *matchoff, unsigned int *matchlen, |
| 167 | union nf_inet_addr *addr); | 167 | union nf_inet_addr *addr, bool delim); |
| 168 | extern int ct_sip_parse_numerical_param(const struct nf_conn *ct, const char *dptr, | 168 | extern int ct_sip_parse_numerical_param(const struct nf_conn *ct, const char *dptr, |
| 169 | unsigned int off, unsigned int datalen, | 169 | unsigned int off, unsigned int datalen, |
| 170 | const char *name, | 170 | const char *name, |
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index 28f5389c924b..66d5379c305e 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h | |||
| @@ -23,6 +23,7 @@ struct netpoll { | |||
| 23 | u8 remote_mac[ETH_ALEN]; | 23 | u8 remote_mac[ETH_ALEN]; |
| 24 | 24 | ||
| 25 | struct list_head rx; /* rx_np list element */ | 25 | struct list_head rx; /* rx_np list element */ |
| 26 | struct rcu_head rcu; | ||
| 26 | }; | 27 | }; |
| 27 | 28 | ||
| 28 | struct netpoll_info { | 29 | struct netpoll_info { |
| @@ -38,28 +39,40 @@ struct netpoll_info { | |||
| 38 | struct delayed_work tx_work; | 39 | struct delayed_work tx_work; |
| 39 | 40 | ||
| 40 | struct netpoll *netpoll; | 41 | struct netpoll *netpoll; |
| 42 | struct rcu_head rcu; | ||
| 41 | }; | 43 | }; |
| 42 | 44 | ||
| 43 | void netpoll_send_udp(struct netpoll *np, const char *msg, int len); | 45 | void netpoll_send_udp(struct netpoll *np, const char *msg, int len); |
| 44 | void netpoll_print_options(struct netpoll *np); | 46 | void netpoll_print_options(struct netpoll *np); |
| 45 | int netpoll_parse_options(struct netpoll *np, char *opt); | 47 | int netpoll_parse_options(struct netpoll *np, char *opt); |
| 46 | int __netpoll_setup(struct netpoll *np, struct net_device *ndev); | 48 | int __netpoll_setup(struct netpoll *np, struct net_device *ndev, gfp_t gfp); |
| 47 | int netpoll_setup(struct netpoll *np); | 49 | int netpoll_setup(struct netpoll *np); |
| 48 | int netpoll_trap(void); | 50 | int netpoll_trap(void); |
| 49 | void netpoll_set_trap(int trap); | 51 | void netpoll_set_trap(int trap); |
| 50 | void __netpoll_cleanup(struct netpoll *np); | 52 | void __netpoll_cleanup(struct netpoll *np); |
| 53 | void __netpoll_free_rcu(struct netpoll *np); | ||
| 51 | void netpoll_cleanup(struct netpoll *np); | 54 | void netpoll_cleanup(struct netpoll *np); |
| 52 | int __netpoll_rx(struct sk_buff *skb); | 55 | int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo); |
| 53 | void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, | 56 | void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, |
| 54 | struct net_device *dev); | 57 | struct net_device *dev); |
| 55 | static inline void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb) | 58 | static inline void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb) |
| 56 | { | 59 | { |
| 60 | unsigned long flags; | ||
| 61 | local_irq_save(flags); | ||
| 57 | netpoll_send_skb_on_dev(np, skb, np->dev); | 62 | netpoll_send_skb_on_dev(np, skb, np->dev); |
| 63 | local_irq_restore(flags); | ||
| 58 | } | 64 | } |
| 59 | 65 | ||
| 60 | 66 | ||
| 61 | 67 | ||
| 62 | #ifdef CONFIG_NETPOLL | 68 | #ifdef CONFIG_NETPOLL |
| 69 | static inline bool netpoll_rx_on(struct sk_buff *skb) | ||
| 70 | { | ||
| 71 | struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); | ||
| 72 | |||
| 73 | return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); | ||
| 74 | } | ||
| 75 | |||
| 63 | static inline bool netpoll_rx(struct sk_buff *skb) | 76 | static inline bool netpoll_rx(struct sk_buff *skb) |
| 64 | { | 77 | { |
| 65 | struct netpoll_info *npinfo; | 78 | struct netpoll_info *npinfo; |
| @@ -67,14 +80,14 @@ static inline bool netpoll_rx(struct sk_buff *skb) | |||
| 67 | bool ret = false; | 80 | bool ret = false; |
| 68 | 81 | ||
| 69 | local_irq_save(flags); | 82 | local_irq_save(flags); |
| 70 | npinfo = rcu_dereference_bh(skb->dev->npinfo); | ||
| 71 | 83 | ||
| 72 | if (!npinfo || (list_empty(&npinfo->rx_np) && !npinfo->rx_flags)) | 84 | if (!netpoll_rx_on(skb)) |
| 73 | goto out; | 85 | goto out; |
| 74 | 86 | ||
| 87 | npinfo = rcu_dereference_bh(skb->dev->npinfo); | ||
| 75 | spin_lock(&npinfo->rx_lock); | 88 | spin_lock(&npinfo->rx_lock); |
| 76 | /* check rx_flags again with the lock held */ | 89 | /* check rx_flags again with the lock held */ |
| 77 | if (npinfo->rx_flags && __netpoll_rx(skb)) | 90 | if (npinfo->rx_flags && __netpoll_rx(skb, npinfo)) |
| 78 | ret = true; | 91 | ret = true; |
| 79 | spin_unlock(&npinfo->rx_lock); | 92 | spin_unlock(&npinfo->rx_lock); |
| 80 | 93 | ||
| @@ -83,13 +96,6 @@ out: | |||
| 83 | return ret; | 96 | return ret; |
| 84 | } | 97 | } |
| 85 | 98 | ||
| 86 | static inline int netpoll_rx_on(struct sk_buff *skb) | ||
| 87 | { | ||
| 88 | struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); | ||
| 89 | |||
| 90 | return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); | ||
| 91 | } | ||
| 92 | |||
| 93 | static inline int netpoll_receive_skb(struct sk_buff *skb) | 99 | static inline int netpoll_receive_skb(struct sk_buff *skb) |
| 94 | { | 100 | { |
| 95 | if (!list_empty(&skb->dev->napi_list)) | 101 | if (!list_empty(&skb->dev->napi_list)) |
| @@ -119,7 +125,7 @@ static inline void netpoll_poll_unlock(void *have) | |||
| 119 | } | 125 | } |
| 120 | } | 126 | } |
| 121 | 127 | ||
| 122 | static inline int netpoll_tx_running(struct net_device *dev) | 128 | static inline bool netpoll_tx_running(struct net_device *dev) |
| 123 | { | 129 | { |
| 124 | return irqs_disabled(); | 130 | return irqs_disabled(); |
| 125 | } | 131 | } |
| @@ -127,11 +133,11 @@ static inline int netpoll_tx_running(struct net_device *dev) | |||
| 127 | #else | 133 | #else |
| 128 | static inline bool netpoll_rx(struct sk_buff *skb) | 134 | static inline bool netpoll_rx(struct sk_buff *skb) |
| 129 | { | 135 | { |
| 130 | return 0; | 136 | return false; |
| 131 | } | 137 | } |
| 132 | static inline int netpoll_rx_on(struct sk_buff *skb) | 138 | static inline bool netpoll_rx_on(struct sk_buff *skb) |
| 133 | { | 139 | { |
| 134 | return 0; | 140 | return false; |
| 135 | } | 141 | } |
| 136 | static inline int netpoll_receive_skb(struct sk_buff *skb) | 142 | static inline int netpoll_receive_skb(struct sk_buff *skb) |
| 137 | { | 143 | { |
| @@ -147,9 +153,9 @@ static inline void netpoll_poll_unlock(void *have) | |||
| 147 | static inline void netpoll_netdev_init(struct net_device *dev) | 153 | static inline void netpoll_netdev_init(struct net_device *dev) |
| 148 | { | 154 | { |
| 149 | } | 155 | } |
| 150 | static inline int netpoll_tx_running(struct net_device *dev) | 156 | static inline bool netpoll_tx_running(struct net_device *dev) |
| 151 | { | 157 | { |
| 152 | return 0; | 158 | return false; |
| 153 | } | 159 | } |
| 154 | #endif | 160 | #endif |
| 155 | 161 | ||
diff --git a/include/linux/of.h b/include/linux/of.h index 5919ee33f2b7..1b1163225f3b 100644 --- a/include/linux/of.h +++ b/include/linux/of.h | |||
| @@ -190,10 +190,17 @@ extern struct device_node *of_get_parent(const struct device_node *node); | |||
| 190 | extern struct device_node *of_get_next_parent(struct device_node *node); | 190 | extern struct device_node *of_get_next_parent(struct device_node *node); |
| 191 | extern struct device_node *of_get_next_child(const struct device_node *node, | 191 | extern struct device_node *of_get_next_child(const struct device_node *node, |
| 192 | struct device_node *prev); | 192 | struct device_node *prev); |
| 193 | extern struct device_node *of_get_next_available_child( | ||
| 194 | const struct device_node *node, struct device_node *prev); | ||
| 195 | |||
| 193 | #define for_each_child_of_node(parent, child) \ | 196 | #define for_each_child_of_node(parent, child) \ |
| 194 | for (child = of_get_next_child(parent, NULL); child != NULL; \ | 197 | for (child = of_get_next_child(parent, NULL); child != NULL; \ |
| 195 | child = of_get_next_child(parent, child)) | 198 | child = of_get_next_child(parent, child)) |
| 196 | 199 | ||
| 200 | #define for_each_available_child_of_node(parent, child) \ | ||
| 201 | for (child = of_get_next_available_child(parent, NULL); child != NULL; \ | ||
| 202 | child = of_get_next_available_child(parent, child)) | ||
| 203 | |||
| 197 | static inline int of_get_child_count(const struct device_node *np) | 204 | static inline int of_get_child_count(const struct device_node *np) |
| 198 | { | 205 | { |
| 199 | struct device_node *child; | 206 | struct device_node *child; |
