diff options
author | Jiri Pirko <jpirko@redhat.com> | 2010-06-10 03:34:59 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-06-15 11:47:11 -0700 |
commit | 93e2c32b5cb2ad92ceb1d7a4684f20a0d25bf530 (patch) | |
tree | c15af2642af01702097ade735506d15d7a910c54 /net/core | |
parent | 91d2c34a4eed32876ca333b0ca44f3bc56645805 (diff) |
net: add rx_handler data pointer
Add possibility to register rx_handler data pointer along with a rx_handler.
Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r-- | net/core/dev.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index a1abc10db08a..abdb19e547a7 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2703,6 +2703,7 @@ void netif_nit_deliver(struct sk_buff *skb) * netdev_rx_handler_register - register receive handler * @dev: device to register a handler for * @rx_handler: receive handler to register + * @rx_handler_data: data pointer that is used by rx handler * * Register a receive hander for a device. This handler will then be * called from __netif_receive_skb. A negative errno code is returned @@ -2711,13 +2712,15 @@ void netif_nit_deliver(struct sk_buff *skb) * The caller must hold the rtnl_mutex. */ int netdev_rx_handler_register(struct net_device *dev, - rx_handler_func_t *rx_handler) + rx_handler_func_t *rx_handler, + void *rx_handler_data) { ASSERT_RTNL(); if (dev->rx_handler) return -EBUSY; + rcu_assign_pointer(dev->rx_handler_data, rx_handler_data); rcu_assign_pointer(dev->rx_handler, rx_handler); return 0; @@ -2737,6 +2740,7 @@ void netdev_rx_handler_unregister(struct net_device *dev) ASSERT_RTNL(); rcu_assign_pointer(dev->rx_handler, NULL); + rcu_assign_pointer(dev->rx_handler_data, NULL); } EXPORT_SYMBOL_GPL(netdev_rx_handler_unregister); |