svn commit: r230564 - head/sys/dev/ath
Adrian Chadd
adrian at FreeBSD.org
Thu Jan 26 07:03:31 UTC 2012
Author: adrian
Date: Thu Jan 26 07:03:30 2012
New Revision: 230564
URL: http://svn.freebsd.org/changeset/base/230564
Log:
Add some node debugging which has helped me track down which particular
concurrent vap->iv_bss free issues have been occuring.
Modified:
head/sys/dev/ath/if_ath.c
Modified: head/sys/dev/ath/if_ath.c
==============================================================================
--- head/sys/dev/ath/if_ath.c Thu Jan 26 06:57:47 2012 (r230563)
+++ head/sys/dev/ath/if_ath.c Thu Jan 26 07:03:30 2012 (r230564)
@@ -2695,6 +2695,8 @@ ath_beacon_alloc(struct ath_softc *sc, s
int error;
bf = avp->av_bcbuf;
+ DPRINTF(sc, ATH_DEBUG_NODE, "%s: bf_m=%p, bf_node=%p\n",
+ __func__, bf->bf_m, bf->bf_node);
if (bf->bf_m != NULL) {
bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
m_freem(bf->bf_m);
@@ -3152,6 +3154,8 @@ static void
ath_beacon_return(struct ath_softc *sc, struct ath_buf *bf)
{
+ DPRINTF(sc, ATH_DEBUG_NODE, "%s: free bf=%p, bf_m=%p, bf_node=%p\n",
+ __func__, bf, bf->bf_m, bf->bf_node);
if (bf->bf_m != NULL) {
bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
m_freem(bf->bf_m);
@@ -3173,6 +3177,9 @@ ath_beacon_free(struct ath_softc *sc)
struct ath_buf *bf;
TAILQ_FOREACH(bf, &sc->sc_bbuf, bf_list) {
+ DPRINTF(sc, ATH_DEBUG_NODE,
+ "%s: free bf=%p, bf_m=%p, bf_node=%p\n",
+ __func__, bf, bf->bf_m, bf->bf_node);
if (bf->bf_m != NULL) {
bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
m_freem(bf->bf_m);
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