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D5488.diff
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D5488.diff

Index: head/sys/dev/hyperv/netvsc/hv_net_vsc.h
===================================================================
--- head/sys/dev/hyperv/netvsc/hv_net_vsc.h
+++ head/sys/dev/hyperv/netvsc/hv_net_vsc.h
@@ -1000,10 +1000,11 @@
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;
Index: head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
===================================================================
--- head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
+++ head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
@@ -1287,6 +1287,9 @@
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 @@
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 @@
{
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)

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