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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/hyperv | |
| parent | net, xdp: Introduce xdp_init_buff utility routine (diff) | |
| download | wireguard-linux-be9df4aff65f18caa79b35f88f42c3d5a43af14f.tar.xz wireguard-linux-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/hyperv')
| -rw-r--r-- | drivers/net/hyperv/netvsc_bpf.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/hyperv/netvsc_bpf.c b/drivers/net/hyperv/netvsc_bpf.c index 14a7ee4c6899..d60dcf6c9829 100644 --- a/drivers/net/hyperv/netvsc_bpf.c +++ b/drivers/net/hyperv/netvsc_bpf.c @@ -45,10 +45,7 @@ u32 netvsc_run_xdp(struct net_device *ndev, struct netvsc_channel *nvchan, } 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_prepare_buff(xdp, page_address(page), NETVSC_XDP_HDRM, len, false); memcpy(xdp->data, data, len); |