diff options
| author | Maciej Fijalkowski <[email protected]> | 2023-01-31 20:45:06 +0000 |
|---|---|---|
| committer | Daniel Borkmann <[email protected]> | 2023-02-01 22:30:27 +0000 |
| commit | a24b4c6e9aab4f39982d40cfeb7c142e93310f8b (patch) | |
| tree | eacf16c8d895b89e36fba3dcdd0b241b9bd83494 /drivers/net/ethernet/intel/ice/ice_txrx.c | |
| parent | ice: Remove next_{dd,rs} fields from ice_tx_ring (diff) | |
| download | kernel-a24b4c6e9aab4f39982d40cfeb7c142e93310f8b.tar.gz kernel-a24b4c6e9aab4f39982d40cfeb7c142e93310f8b.zip | |
ice: xsk: Do not convert to buff to frame for XDP_TX
Let us store pointer to xdp_buff that came from xsk_buff_pool on tx_buf
so that it will be possible to recycle it via xsk_buff_free() on Tx
cleaning side. This way it is not necessary to do expensive copy to
another xdp_buff backed by a newly allocated page.
Signed-off-by: Maciej Fijalkowski <[email protected]>
Signed-off-by: Daniel Borkmann <[email protected]>
Reviewed-by: Alexander Lobakin <[email protected]>
Link: https://lore.kernel.org/bpf/[email protected]
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_txrx.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index 3cc63e65a354..466113c86e6f 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -113,12 +113,16 @@ static void ice_unmap_and_free_tx_buf(struct ice_tx_ring *ring, struct ice_tx_buf *tx_buf) { if (tx_buf->skb) { - if (tx_buf->tx_flags & ICE_TX_FLAGS_DUMMY_PKT) + if (tx_buf->tx_flags & ICE_TX_FLAGS_DUMMY_PKT) { devm_kfree(ring->dev, tx_buf->raw_buf); - else if (ice_ring_is_xdp(ring)) - page_frag_free(tx_buf->raw_buf); - else + } else if (ice_ring_is_xdp(ring)) { + if (ring->xsk_pool) + xsk_buff_free(tx_buf->xdp); + else + page_frag_free(tx_buf->raw_buf); + } else { dev_kfree_skb_any(tx_buf->skb); + } if (dma_unmap_len(tx_buf, len)) dma_unmap_single(ring->dev, dma_unmap_addr(tx_buf, dma), |