diff options
| author | Björn Töpel <bjorn.topel@intel.com> | 2020-11-30 21:52:02 +0300 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-12-01 02:09:25 +0300 |
| commit | f2d2728220ac6482c69c5f018ec09bafd688e7d1 (patch) | |
| tree | ffdf978e187353878b6b6d5d7a0f17b056532f34 /samples | |
| parent | b02e5a0ebb172c8276cea3151942aac681f7a4a6 (diff) | |
| download | linux-f2d2728220ac6482c69c5f018ec09bafd688e7d1.tar.xz | |
samples/bpf: Use recvfrom() in xdpsock/rxdrop
Start using recvfrom() the rxdrop scenario.
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/bpf/20201130185205.196029-8-bjorn.topel@gmail.com
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/bpf/xdpsock_user.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 2567f0db5aca..f90111b95b2e 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -1170,7 +1170,7 @@ static inline void complete_tx_only(struct xsk_socket_info *xsk, } } -static void rx_drop(struct xsk_socket_info *xsk, struct pollfd *fds) +static void rx_drop(struct xsk_socket_info *xsk) { unsigned int rcvd, i; u32 idx_rx = 0, idx_fq = 0; @@ -1180,7 +1180,7 @@ static void rx_drop(struct xsk_socket_info *xsk, struct pollfd *fds) if (!rcvd) { if (xsk_ring_prod__needs_wakeup(&xsk->umem->fq)) { xsk->app_stats.rx_empty_polls++; - ret = poll(fds, num_socks, opt_timeout); + recvfrom(xsk_socket__fd(xsk->xsk), NULL, 0, MSG_DONTWAIT, NULL, NULL); } return; } @@ -1191,7 +1191,7 @@ static void rx_drop(struct xsk_socket_info *xsk, struct pollfd *fds) exit_with_error(-ret); if (xsk_ring_prod__needs_wakeup(&xsk->umem->fq)) { xsk->app_stats.fill_fail_polls++; - ret = poll(fds, num_socks, opt_timeout); + recvfrom(xsk_socket__fd(xsk->xsk), NULL, 0, MSG_DONTWAIT, NULL, NULL); } ret = xsk_ring_prod__reserve(&xsk->umem->fq, rcvd, &idx_fq); } @@ -1233,7 +1233,7 @@ static void rx_drop_all(void) } for (i = 0; i < num_socks; i++) - rx_drop(xsks[i], fds); + rx_drop(xsks[i]); if (benchmark_done) break; |