diff options
| -rw-r--r-- | sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c b/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c index 520cbf7..9b05aa5 100644 --- a/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c +++ b/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c @@ -299,6 +299,12 @@ static int hn_tx_swq_depth = 0; SYSCTL_INT(_hw_hn, OID_AUTO, tx_swq_depth, CTLFLAG_RDTUN, &hn_tx_swq_depth, 0, "Depth of IFQ or BUFRING"); +#if __FreeBSD_version >= 1100095 +static u_int hn_lro_mbufq_depth = 0; +SYSCTL_UINT(_hw_hn, OID_AUTO, lro_mbufq_depth, CTLFLAG_RDTUN, + &hn_lro_mbufq_depth, 0, "Depth of LRO mbuf queue"); +#endif + static u_int hn_cpu_index; /* @@ -1300,6 +1306,19 @@ hv_m_append(struct mbuf *m0, int len, c_caddr_t cp) return (remainder == 0); } +#if defined(INET) || defined(INET6) +static __inline int +hn_lro_rx(struct lro_ctrl *lc, struct mbuf *m) +{ +#if __FreeBSD_version >= 1100095 + if (hn_lro_mbufq_depth) { + tcp_lro_queue_mbuf(lc, m); + return 0; + } +#endif + return tcp_lro_rx(lc, m, 0); +} +#endif /* * Called when we receive a data packet from the "wire" on the @@ -1505,7 +1524,7 @@ skip: if (lro->lro_cnt) { rxr->hn_lro_tried++; - if (tcp_lro_rx(lro, m_new, 0) == 0) { + if (hn_lro_rx(lro, m_new) == 0) { /* DONE! */ return 0; } @@ -2269,7 +2288,8 @@ hn_create_rx_data(struct hn_softc *sc, int ring_cnt) */ #if defined(INET) || defined(INET6) #if __FreeBSD_version >= 1100095 - tcp_lro_init_args(&rxr->hn_lro, sc->hn_ifp, lroent_cnt, 0); + tcp_lro_init_args(&rxr->hn_lro, sc->hn_ifp, lroent_cnt, + hn_lro_mbufq_depth); #else tcp_lro_init(&rxr->hn_lro); rxr->hn_lro.ifp = sc->hn_ifp; |
