netdev - [RFC net-next 20/22] net: i40e: initialize mb bit in xdp

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Date:   Thu, 23 Jul 2020 13:42:32 +0200
From:   Lorenzo Bianconi <lorenzo@...nel.org>
To:     netdev@...r.kernel.org
Cc:     bpf@...r.kernel.org, davem@...emloft.net, ast@...nel.org,
        brouer@...hat.com, daniel@...earbox.net,
        lorenzo.bianconi@...hat.com, echaudro@...hat.com,
        sameehj@...zon.com, kuba@...nel.org
Subject: [RFC net-next 20/22] net: i40e: initialize mb bit in xdp_buff to 0

Initialize multi-buffer bit (mb) to 0 in xdp_buff data structure.
This is a preliminary patch to enable xdp multi-buffer support.

Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
---
 drivers/net/ethernet/intel/i40e/i40e_txrx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 3e5c566ceb01..7d5a8afa8a4c 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2324,6 +2324,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
 	xdp.frame_sz = i40e_rx_frame_truesize(rx_ring, 0);
 #endif
 	xdp.rxq = &rx_ring->xdp_rxq;
+	xdp.mb = 0;
 
 	while (likely(total_rx_packets < (unsigned int)budget)) {
 		struct i40e_rx_buffer *rx_buffer;
-- 
2.26.2