Author: sephe
Date: Mon Apr 25 03:14:55 2016
New Revision: 298561
URL: https://svnweb.freebsd.org/changeset/base/298561
Log:
hn: Increase odrops for if_transmit method if drbr_enqueue fails.
MFC after: 1 week
Sponsored by: Microsoft OSTC
Modified:
head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
Modified: head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
==============================================================================
--- head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Mon Apr 25 03:01:57
2016 (r298560)
+++ head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c Mon Apr 25 03:14:55
2016 (r298561)
@@ -2700,8 +2700,10 @@ hn_transmit(struct ifnet *ifp, struct mb
txr = &sc->hn_tx_ring[idx];
error = drbr_enqueue(ifp, txr->hn_mbuf_br, m);
- if (error)
+ if (error) {
+ if_inc_counter(ifp, IFCOUNTER_OQDROPS, 1);
return error;
+ }
if (txr->hn_oactive)
return 0;
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