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samples/bpf: xdpsock: use skb Tx path for XDP_SKB

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Make sure that XDP_SKB also uses the skb Tx path.

Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Björn Töpel 2018-06-04 14:06:01 +02:00 committed by Daniel Borkmann
parent ac98d8aab6
commit 9f5232cc7f
1 changed files with 5 additions and 0 deletions
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5
samples/bpf/xdpsock_user.c
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@ -75,6 +75,7 @@ static int opt_queue;
static int opt_poll; static int opt_poll;
static int opt_shared_packet_buffer; static int opt_shared_packet_buffer;
static int opt_interval = 1; static int opt_interval = 1;
static u32 opt_xdp_bind_flags;
struct xdp_umem_uqueue { struct xdp_umem_uqueue {
u32 cached_prod; u32 cached_prod;
@ -541,9 +542,12 @@ static struct xdpsock *xsk_configure(struct xdp_umem *umem)
sxdp.sxdp_family = PF_XDP; sxdp.sxdp_family = PF_XDP;
sxdp.sxdp_ifindex = opt_ifindex; sxdp.sxdp_ifindex = opt_ifindex;
sxdp.sxdp_queue_id = opt_queue; sxdp.sxdp_queue_id = opt_queue;
if (shared) { if (shared) {
sxdp.sxdp_flags = XDP_SHARED_UMEM; sxdp.sxdp_flags = XDP_SHARED_UMEM;
sxdp.sxdp_shared_umem_fd = umem->fd; sxdp.sxdp_shared_umem_fd = umem->fd;
} else {
sxdp.sxdp_flags = opt_xdp_bind_flags;
} }
lassert(bind(sfd, (struct sockaddr *)&sxdp, sizeof(sxdp)) == 0); lassert(bind(sfd, (struct sockaddr *)&sxdp, sizeof(sxdp)) == 0);
@ -699,6 +703,7 @@ static void parse_command_line(int argc, char **argv)
break; break;
case 'S': case 'S':
opt_xdp_flags |= XDP_FLAGS_SKB_MODE; opt_xdp_flags |= XDP_FLAGS_SKB_MODE;
opt_xdp_bind_flags |= XDP_COPY;
break; break;
case 'N': case 'N':
opt_xdp_flags |= XDP_FLAGS_DRV_MODE; opt_xdp_flags |= XDP_FLAGS_DRV_MODE;