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authorDavid S. Miller <davem@davemloft.net>2014-02-19 01:24:22 -0500
committerDavid S. Miller <davem@davemloft.net>2014-02-19 01:24:22 -0500
commit1e8d6421cff2c24fe0b345711e7a21af02e8bcf5 (patch)
tree773b30106efb9b48055bc93958e5a94ac53768ce /include/linux/netdevice.h
parentf7b12606b5de323a2bb5ca1696558efde8f25441 (diff)
parent960dfc4eb23a28495276b02604d7458e0e1a1ed8 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/bonding/bond_3ad.h drivers/net/bonding/bond_main.c Two minor conflicts in bonding, both of which were overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r--include/linux/netdevice.h36
1 files changed, 32 insertions, 4 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 891432a994c..5e4756553c1 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -752,6 +752,9 @@ struct netdev_phys_port_id {
unsigned char id_len;
};
+typedef u16 (*select_queue_fallback_t)(struct net_device *dev,
+ struct sk_buff *skb);
+
/*
* This structure defines the management hooks for network devices.
* The following hooks can be defined; unless noted otherwise, they are
@@ -783,7 +786,7 @@ struct netdev_phys_port_id {
* Required can not be NULL.
*
* u16 (*ndo_select_queue)(struct net_device *dev, struct sk_buff *skb,
- * void *accel_priv);
+ * void *accel_priv, select_queue_fallback_t fallback);
* Called to decide which queue to when device supports multiple
* transmit queues.
*
@@ -1005,7 +1008,8 @@ struct net_device_ops {
struct net_device *dev);
u16 (*ndo_select_queue)(struct net_device *dev,
struct sk_buff *skb,
- void *accel_priv);
+ void *accel_priv,
+ select_queue_fallback_t fallback);
void (*ndo_change_rx_flags)(struct net_device *dev,
int flags);
void (*ndo_set_rx_mode)(struct net_device *dev);
@@ -1545,7 +1549,6 @@ static inline void netdev_for_each_tx_queue(struct net_device *dev,
struct netdev_queue *netdev_pick_tx(struct net_device *dev,
struct sk_buff *skb,
void *accel_priv);
-u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb);
/*
* Net namespace inlines
@@ -2284,6 +2287,26 @@ static inline void netdev_reset_queue(struct net_device *dev_queue)
}
/**
+ * netdev_cap_txqueue - check if selected tx queue exceeds device queues
+ * @dev: network device
+ * @queue_index: given tx queue index
+ *
+ * Returns 0 if given tx queue index >= number of device tx queues,
+ * otherwise returns the originally passed tx queue index.
+ */
+static inline u16 netdev_cap_txqueue(struct net_device *dev, u16 queue_index)
+{
+ if (unlikely(queue_index >= dev->real_num_tx_queues)) {
+ net_warn_ratelimited("%s selects TX queue %d, but real number of TX queues is %d\n",
+ dev->name, queue_index,
+ dev->real_num_tx_queues);
+ return 0;
+ }
+
+ return queue_index;
+}
+
+/**
* netif_running - test if up
* @dev: network device
*
@@ -3076,7 +3099,12 @@ void netdev_change_features(struct net_device *dev);
void netif_stacked_transfer_operstate(const struct net_device *rootdev,
struct net_device *dev);
-netdev_features_t netif_skb_features(struct sk_buff *skb);
+netdev_features_t netif_skb_dev_features(struct sk_buff *skb,
+ const struct net_device *dev);
+static inline netdev_features_t netif_skb_features(struct sk_buff *skb)
+{
+ return netif_skb_dev_features(skb, skb->dev);
+}
static inline bool net_gso_ok(netdev_features_t features, int gso_type)
{