Author: sephe Date: Fri Feb 5 05:06:14 2016 New Revision: 295299 URL: https://svnweb.freebsd.org/changeset/base/295299
Log: hyperv/hn: Enable UDP RXCSUM Reviewed by: adrian Approved by: adrian (mentor) MFC after: 1 week Sponsored by: Microsoft OSTC Differential Revision: https://reviews.freebsd.org/D5102 Modified: head/sys/dev/hyperv/netvsc/hv_net_vsc.h head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Modified: head/sys/dev/hyperv/netvsc/hv_net_vsc.h ============================================================================== --- head/sys/dev/hyperv/netvsc/hv_net_vsc.h Fri Feb 5 05:01:02 2016 (r295298) +++ head/sys/dev/hyperv/netvsc/hv_net_vsc.h Fri Feb 5 05:06:14 2016 (r295299) @@ -1036,6 +1036,7 @@ typedef struct hn_softc { u_long hn_csum_ip; u_long hn_csum_tcp; + u_long hn_csum_udp; u_long hn_csum_trusted; u_long hn_lro_tried; u_long hn_small_pkts; Modified: head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c ============================================================================== --- head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Fri Feb 5 05:01:02 2016 (r295298) +++ head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Fri Feb 5 05:06:14 2016 (r295299) @@ -456,6 +456,8 @@ netvsc_attach(device_t dev) CTLFLAG_RW, &sc->hn_csum_ip, "RXCSUM IP"); SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "csum_tcp", CTLFLAG_RW, &sc->hn_csum_tcp, "RXCSUM TCP"); + SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "csum_udp", + CTLFLAG_RW, &sc->hn_csum_udp, "RXCSUM UDP"); SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "csum_trusted", CTLFLAG_RW, &sc->hn_csum_trusted, "# of TCP segements that we trust host's csum verification"); @@ -1156,7 +1158,7 @@ netvsc_recv(struct hv_device *device_ctx m_new->m_pkthdr.rcvif = ifp; /* receive side checksum offload */ - if (NULL != csum_info) { + if (csum_info != NULL) { /* IP csum offload */ if (csum_info->receive.ip_csum_succeeded) { m_new->m_pkthdr.csum_flags |= @@ -1164,12 +1166,16 @@ netvsc_recv(struct hv_device *device_ctx sc->hn_csum_ip++; } - /* TCP csum offload */ - if (csum_info->receive.tcp_csum_succeeded) { + /* TCP/UDP csum offload */ + if (csum_info->receive.tcp_csum_succeeded || + csum_info->receive.udp_csum_succeeded) { m_new->m_pkthdr.csum_flags |= (CSUM_DATA_VALID | CSUM_PSEUDO_HDR); m_new->m_pkthdr.csum_data = 0xffff; - sc->hn_csum_tcp++; + if (csum_info->receive.tcp_csum_succeeded) + sc->hn_csum_tcp++; + else + sc->hn_csum_udp++; } if (csum_info->receive.ip_csum_succeeded && _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "[email protected]"
