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| author |   dlg <dlg@openbsd.org> | 2019-02-26 23:12:58 +0000 |
|---|---|---|
| committer | dlg <dlg@openbsd.org> | 2019-02-26 23:12:58 +0000 |
| commit | a78aaae2904dea1dda6d32061719e508958a5962 (patch) | |
| tree | 841a67993e56b9002803c7a6a0720802111807e3 | |
| parent | sync (diff) | |
| download | wireguard-openbsd-a78aaae2904dea1dda6d32061719e508958a5962.tar.xz wireguard-openbsd-a78aaae2904dea1dda6d32061719e508958a5962.zip | |
tweak the mbuf loading in the tx path so it's easier to read.
count mbuf load failures as output errors so i can see if that's
a problem (it's not, but at least i can see it isn't now).
| -rw-r--r-- | sys/dev/pci/if_ixl.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/dev/pci/if_ixl.c b/sys/dev/pci/if_ixl.c index efb1804ef9b..2c938e584de 100644 --- a/sys/dev/pci/if_ixl.c +++ b/sys/dev/pci/if_ixl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ixl.c,v 1.22 2019/02/26 03:17:18 dlg Exp $ */ +/* $OpenBSD: if_ixl.c,v 1.23 2019/02/26 23:12:58 dlg Exp $ */ /* * Copyright (c) 2013-2015, Intel Corporation @@ -2267,7 +2267,11 @@ ixl_load_mbuf(bus_dma_tag_t dmat, bus_dmamap_t map, struct mbuf *m) error = bus_dmamap_load_mbuf(dmat, map, m, BUS_DMA_STREAMING | BUS_DMA_NOWAIT); - if (error != EFBIG || m_defrag(m, M_DONTWAIT) != 0) + if (error != EFBIG) + return (error); + + error = m_defrag(m, M_DONTWAIT); + if (error != 0) return (error); return (bus_dmamap_load_mbuf(dmat, map, m, @@ -2323,6 +2327,7 @@ ixl_start(struct ifqueue *ifq) map = txm->txm_map; if (ixl_load_mbuf(sc->sc_dmat, map, m) != 0) { + ifq->ifq_errors++; m_freem(m); continue; } |