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hyperv/hn: Utilize mbuf flowid

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MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D5488
This commit is contained in:
Sepherosa Ziehau 2016-02-29 09:05:33 +00:00
parent 55d11ce3bd
commit bd2f53618c
2 changed files with 13 additions and 4 deletions
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3
sys/dev/hyperv/netvsc/hv_net_vsc.h
View File

@ -1000,10 +1000,11 @@ struct buf_ring;
struct hn_rx_ring {
struct ifnet *hn_ifp;
struct lro_ctrl hn_lro;
int hn_rx_idx;
/* Trust csum verification on host side */
int hn_trust_hcsum; /* HN_TRUST_HCSUM_ */
struct lro_ctrl hn_lro;
u_long hn_csum_ip;
u_long hn_csum_tcp;

14
sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
View File

@ -1287,6 +1287,9 @@ skip:
m_new->m_flags |= M_VLANTAG;
}
m_new->m_pkthdr.flowid = rxr->hn_rx_idx;
M_HASHTYPE_SET(m_new, M_HASHTYPE_OPAQUE);
/*
* Note: Moved RX completion back to hv_nv_on_receive() so all
* messages (not just data messages) will trigger a response.
@ -2037,6 +2040,7 @@ hn_create_rx_data(struct hn_softc *sc)
if (hn_trust_hostip)
rxr->hn_trust_hcsum |= HN_TRUST_HCSUM_IP;
rxr->hn_ifp = sc->hn_ifp;
rxr->hn_rx_idx = i;
/*
* Initialize LRO.
@ -2567,10 +2571,14 @@ hn_transmit(struct ifnet *ifp, struct mbuf *m)
{
struct hn_softc *sc = ifp->if_softc;
struct hn_tx_ring *txr;
int error;
int error, idx = 0;
/* TODO: vRSS, TX ring selection */
txr = &sc->hn_tx_ring[0];
/*
* Select the TX ring based on flowid
*/
if (M_HASHTYPE_GET(m) != M_HASHTYPE_NONE)
idx = m->m_pkthdr.flowid % sc->hn_tx_ring_cnt;
txr = &sc->hn_tx_ring[idx];
error = drbr_enqueue(ifp, txr->hn_mbuf_br, m);
if (error)