diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-12-23 00:09:28 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-01-09 00:39:24 +0300 |
| commit | 43b5169d8355ccf26d726fbc75f083b2429113e4 (patch) | |
| tree | cd42fa95a161f2aa4a41c3bcb039ce283b2636ed /drivers/net/hyperv | |
| parent | ec24e11e0817404ef9e04b50170e1a68793cd9f5 (diff) | |
| download | linux-43b5169d8355ccf26d726fbc75f083b2429113e4.tar.xz | |
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 <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/7f8329b6da1434dc2b05a77f2e800b29628a8913.1608670965.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/net/hyperv')
| -rw-r--r-- | drivers/net/hyperv/netvsc_bpf.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/hyperv/netvsc_bpf.c b/drivers/net/hyperv/netvsc_bpf.c index 440486d9c999..14a7ee4c6899 100644 --- a/drivers/net/hyperv/netvsc_bpf.c +++ b/drivers/net/hyperv/netvsc_bpf.c @@ -44,12 +44,11 @@ u32 netvsc_run_xdp(struct net_device *ndev, struct netvsc_channel *nvchan, goto out; } + xdp_init_buff(xdp, PAGE_SIZE, &nvchan->xdp_rxq); xdp->data_hard_start = page_address(page); xdp->data = xdp->data_hard_start + NETVSC_XDP_HDRM; xdp_set_data_meta_invalid(xdp); xdp->data_end = xdp->data + len; - xdp->rxq = &nvchan->xdp_rxq; - xdp->frame_sz = PAGE_SIZE; memcpy(xdp->data, data, len); |