Author: yongari
Date: Mon May 3 00:56:26 2010
New Revision: 207545
URL: http://svn.freebsd.org/changeset/base/207545
Log:
Fix wrong dma tag usage. Previously it used TX descriptor ring dma
tag which should be TX mbuf dma tag.
Reported by: xclin <xclin <> cs dot nctu dot edu dot tw >
Modified:
head/sys/dev/sge/if_sge.c
Modified: head/sys/dev/sge/if_sge.c
==============================================================================
--- head/sys/dev/sge/if_sge.c Sun May 2 23:33:10 2010 (r207544)
+++ head/sys/dev/sge/if_sge.c Mon May 3 00:56:26 2010 (r207545)
@@ -1421,7 +1421,7 @@ sge_encap(struct sge_softc *sc, struct m
}
*m_head = m;
}
- error = bus_dmamap_load_mbuf_sg(sc->sge_cdata.sge_tx_tag, map,
+ error = bus_dmamap_load_mbuf_sg(sc->sge_cdata.sge_txmbuf_tag, map,
*m_head, txsegs, &nsegs, 0);
if (error != 0) {
m_freem(*m_head);
@@ -1430,10 +1430,11 @@ sge_encap(struct sge_softc *sc, struct m
}
/* Check descriptor overrun. */
if (sc->sge_cdata.sge_tx_cnt + nsegs >= SGE_TX_RING_CNT) {
- bus_dmamap_unload(sc->sge_cdata.sge_tx_tag, map);
+ bus_dmamap_unload(sc->sge_cdata.sge_txmbuf_tag, map);
return (ENOBUFS);
}
- bus_dmamap_sync(sc->sge_cdata.sge_tx_tag, map, BUS_DMASYNC_PREWRITE);
+ bus_dmamap_sync(sc->sge_cdata.sge_txmbuf_tag, map,
+ BUS_DMASYNC_PREWRITE);
cflags = 0;
if ((*m_head)->m_pkthdr.csum_flags & CSUM_IP)
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