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[bpf-next,06/11] net: added netdevice operation for Tx

Message ID 20180604120601.18123-7-bjorn.topel@gmail.com
State Awaiting Upstream
Headers show
Series AF_XDP: introducing zero-copy support | expand

Commit Message

Björn Töpel June 4, 2018, 12:05 p.m. UTC 
From: Magnus Karlsson <magnus.karlsson@intel.com>

Added ndo_xsk_async_xmit. This ndo "kicks" the netdev to start to pull
userland AF_XDP Tx frames from a NAPI context.

Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com>
---
 include/linux/netdevice.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 85d91cc41cdf..7ddf9c7ad6d7 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1391,6 +1391,8 @@  struct net_device_ops {
 						struct xdp_frame **xdp,
 						u32 flags);
 	void			(*ndo_xdp_flush)(struct net_device *dev);
+	int			(*ndo_xsk_async_xmit)(struct net_device *dev,
+						      u32 queue_id);
 };
 
 /**