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authorLorenzo Bianconi <lorenzo@kernel.org>2020-12-23 00:09:29 +0300
committerAlexei Starovoitov <ast@kernel.org>2021-01-09 00:39:24 +0300
commitbe9df4aff65f18caa79b35f88f42c3d5a43af14f (patch)
tree557249b78a79a93ec751c8bb8d56152641a1f874 /drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
parent43b5169d8355ccf26d726fbc75f083b2429113e4 (diff)
downloadlinux-be9df4aff65f18caa79b35f88f42c3d5a43af14f.tar.xz
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/broadcom/bnxt/bnxt_xdp.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
index ab805d6750e5..641303894341 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
@@ -135,10 +135,7 @@ bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons,
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_prepare_buff(&xdp, *data_ptr - offset, offset, *len, false);
orig_data = xdp.data;
rcu_read_lock();