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| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-12-22 22:09:29 +0100 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-01-08 13:39:24 -0800 |
| commit | be9df4aff65f18caa79b35f88f42c3d5a43af14f (patch) | |
| tree | 557249b78a79a93ec751c8bb8d56152641a1f874 /drivers/net/ethernet/marvell/mvpp2 | |
| parent | 43b5169d8355ccf26d726fbc75f083b2429113e4 (diff) | |
| download | lwn-be9df4aff65f18caa79b35f88f42c3d5a43af14f.tar.gz lwn-be9df4aff65f18caa79b35f88f42c3d5a43af14f.zip | |
net, xdp: Introduce xdp_prepare_buff utility routine
Introduce xdp_prepare_buff utility routine to initialize per-descriptor
xdp_buff fields (e.g. xdp_buff pointers). Rely on xdp_prepare_buff() in
all XDP capable drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Shay Agroskin <shayagr@amazon.com>
Acked-by: Martin Habets <habetsm.xilinx@gmail.com>
Acked-by: Camelia Groza <camelia.groza@nxp.com>
Acked-by: Marcin Wojtas <mw@semihalf.com>
Link: https://lore.kernel.org/bpf/45f46f12295972a97da8ca01990b3e71501e9d89.1608670965.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/marvell/mvpp2')
| -rw-r--r-- | drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 5872cb011ae1..5272f26a3e3e 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -3565,17 +3565,15 @@ static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi, if (xdp_prog) { struct xdp_rxq_info *xdp_rxq; - xdp.data_hard_start = data; - xdp.data = data + MVPP2_MH_SIZE + MVPP2_SKB_HEADROOM; - xdp.data_end = xdp.data + rx_bytes; - if (bm_pool->pkt_size == MVPP2_BM_SHORT_PKT_SIZE) xdp_rxq = &rxq->xdp_rxq_short; else xdp_rxq = &rxq->xdp_rxq_long; xdp_init_buff(&xdp, PAGE_SIZE, xdp_rxq); - xdp_set_data_meta_invalid(&xdp); + xdp_prepare_buff(&xdp, data, + MVPP2_MH_SIZE + MVPP2_SKB_HEADROOM, + rx_bytes, false); ret = mvpp2_run_xdp(port, rxq, xdp_prog, &xdp, pp, &ps); |