* not yet been uninitialized, so the "destruct" function may refer to it. The
* "destruct" function is not allowed to fail.
*
- * Each "dealloc" function frees raw memory that was allocated by the the
+ * Each "dealloc" function frees raw memory that was allocated by the
* "alloc" function. The memory's base and derived members might not have ever
* been initialized (but if "construct" returned successfully, then it has been
* "destruct"ed already). The "dealloc" function is not allowed to fail.
/* Configures the number of tx queues and rx queues of 'netdev'.
* Return 0 if successful, otherwise a positive errno value.
*
+ * 'n_rxq' specifies the maximum number of receive queues to create.
+ * The netdev provider might choose to create less (e.g. if the hardware
+ * supports only a smaller number). The actual number of queues created
+ * is stored in the 'netdev->n_rxq' field.
+ *
+ * 'n_txq' specifies the exact number of transmission queues to create.
+ * The caller will call netdev_send() concurrently from 'n_txq' different
+ * threads (with different qid). The netdev provider is responsible for
+ * making sure that these concurrent calls do not create a race condition
+ * by using multiple hw queues or locking.
+ *
* On error, the tx queue and rx queue configuration is indeterminant.
* Caller should make decision on whether to restore the previous or
* the default configuration. Also, caller must make sure there is no
void (*send_wait)(struct netdev *netdev, int qid);
/* Sets 'netdev''s Ethernet address to 'mac' */
- int (*set_etheraddr)(struct netdev *netdev,
- const uint8_t mac[ETH_ADDR_LEN]);
+ int (*set_etheraddr)(struct netdev *netdev, const struct eth_addr mac);
/* Retrieves 'netdev''s Ethernet address into 'mac'.
*
* This address will be advertised as 'netdev''s MAC address through the
* OpenFlow protocol, among other uses. */
- int (*get_etheraddr)(const struct netdev *netdev,
- uint8_t mac[ETH_ADDR_LEN]);
+ int (*get_etheraddr)(const struct netdev *netdev, struct eth_addr *mac);
/* Retrieves 'netdev''s MTU into '*mtup'.
*
* This function may be set to null if it would always return EOPNOTSUPP
* anyhow. */
int (*arp_lookup)(const struct netdev *netdev, ovs_be32 ip,
- uint8_t mac[ETH_ADDR_LEN]);
+ struct eth_addr *mac);
/* Retrieves the current set of flags on 'netdev' into '*old_flags'. Then,
* turns off the flags that are set to 1 in 'off' and turns on the flags