Date: Thu, 26 Jan 2012 07:03:30 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r230564 - head/sys/dev/ath Message-ID: <201201260703.q0Q73Upq068123@svn.freebsd.org>
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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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