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Code Issues Releases Wiki Activity

netdev: Send ofpbuf directly to netdev.

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DPDK netdev need to access ofpbuf while sending buffer. Following
patch changes netdev_send accordingly.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Thomas Graf <tgraf@redhat.com>
This commit is contained in:
Pravin
2014-03-20 10:56:51 -07:00
committed by Pravin B Shelar
parent df1e5a3bc7
commit 40d26f04b2
7 changed files with 37 additions and 18 deletions
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6
lib/netdev.c
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@@ -599,7 +599,7 @@ netdev_rx_drain(struct netdev_rx *rx)
* immediately. Returns EMSGSIZE if a partial packet was transmitted or if
* the packet is too big or too small to transmit on the device.
*
* The caller retains ownership of 'buffer' in all cases.
* To retain ownership of 'buffer' caller can set may_steal to false.
*
* The kernel maintains a packet transmission queue, so the caller is not
* expected to do additional queuing of packets.
@@ -607,12 +607,12 @@ netdev_rx_drain(struct netdev_rx *rx)
* Some network devices may not implement support for this function. In such
* cases this function will always return EOPNOTSUPP. */
int
netdev_send(struct netdev *netdev, const struct ofpbuf *buffer)
netdev_send(struct netdev *netdev, struct ofpbuf *buffer, bool may_steal)
{
int error;
error = (netdev->netdev_class->send
? netdev->netdev_class->send(netdev, buffer->data, buffer->size)
? netdev->netdev_class->send(netdev, buffer, may_steal)
: EOPNOTSUPP);
if (!error) {
COVERAGE_INC(netdev_sent);