From 43b5169d8355ccf26d726fbc75f083b2429113e4 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 22 Dec 2020 22:09:28 +0100 Subject: net, xdp: Introduce xdp_init_buff utility routine Introduce xdp_init_buff utility routine to initialize xdp_buff fields const over NAPI iterations (e.g. frame_sz or rxq pointer). Rely on xdp_init_buff in all XDP capable drivers. Signed-off-by: Lorenzo Bianconi Signed-off-by: Daniel Borkmann Reviewed-by: Alexander Duyck Acked-by: Jesper Dangaard Brouer Acked-by: John Fastabend Acked-by: Shay Agroskin Acked-by: Martin Habets Acked-by: Camelia Groza Acked-by: Marcin Wojtas Link: https://lore.kernel.org/bpf/7f8329b6da1434dc2b05a77f2e800b29628a8913.1608670965.git.lorenzo@kernel.org Signed-off-by: Alexei Starovoitov --- drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c') diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c index fcc262064766..ab805d6750e5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c @@ -133,12 +133,12 @@ bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons, dma_sync_single_for_cpu(&pdev->dev, mapping + offset, *len, bp->rx_dir); txr = rxr->bnapi->tx_ring; + /* BNXT_RX_PAGE_MODE(bp) when XDP enabled */ + xdp_init_buff(&xdp, PAGE_SIZE, &rxr->xdp_rxq); xdp.data_hard_start = *data_ptr - offset; xdp.data = *data_ptr; xdp_set_data_meta_invalid(&xdp); xdp.data_end = *data_ptr + *len; - xdp.rxq = &rxr->xdp_rxq; - xdp.frame_sz = PAGE_SIZE; /* BNXT_RX_PAGE_MODE(bp) when XDP enabled */ orig_data = xdp.data; rcu_read_lock(); -- cgit v1.2.3