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xsk: replace ndo_xsk_async_xmit with ndo_xsk_wakeup

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This commit replaces ndo_xsk_async_xmit with ndo_xsk_wakeup. This new
ndo provides the same functionality as before but with the addition of
a new flags field that is used to specifiy if Rx, Tx or both should be
woken up. The previous ndo only woke up Tx, as implied by the
name. The i40e and ixgbe drivers (which are all the supported ones)
are updated with this new interface.

This new ndo will be used by the new need_wakeup functionality of XDP
sockets that need to be able to wake up both Rx and Tx driver
processing.

Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com>
Acked-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Magnus Karlsson
2019-08-14 09:27:16 +02:00
committed by Daniel Borkmann
parent e03250061b
commit 9116e5e2b1
12 changed files with 32 additions and 19 deletions
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2
drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h
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@@ -42,7 +42,7 @@ int ixgbe_clean_rx_irq_zc(struct ixgbe_q_vector *q_vector,
void ixgbe_xsk_clean_rx_ring(struct ixgbe_ring *rx_ring);
bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector,
struct ixgbe_ring *tx_ring, int napi_budget);
int ixgbe_xsk_async_xmit(struct net_device *dev, u32 queue_id);
int ixgbe_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags);
void ixgbe_xsk_clean_tx_ring(struct ixgbe_ring *tx_ring);
#endif /* #define _IXGBE_TXRX_COMMON_H_ */