Date: Sat, 21 Jan 2017 23:35:54 +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: r312609 - head/sys/dev/ath Message-ID: <201701212335.v0LNZsHe095945@repo.freebsd.org>
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Author: adrian Date: Sat Jan 21 23:35:54 2017 New Revision: 312609 URL: https://svnweb.freebsd.org/changeset/base/312609 Log: [ath] improve the debugging when looking into the maximum A-MPDU size being chosen. This is how I caught the "why are we only sending 8K aggregates?" problem. Modified: head/sys/dev/ath/if_ath_tx_ht.c Modified: head/sys/dev/ath/if_ath_tx_ht.c ============================================================================== --- head/sys/dev/ath/if_ath_tx_ht.c Sat Jan 21 23:07:15 2017 (r312608) +++ head/sys/dev/ath/if_ath_tx_ht.c Sat Jan 21 23:35:54 2017 (r312609) @@ -589,8 +589,14 @@ ath_get_aggr_limit(struct ath_softc *sc, amin = MIN(amin, bf->bf_state.bfs_rc[i].max4msframelen); } - DPRINTF(sc, ATH_DEBUG_SW_TX_AGGR, "%s: max frame len= %d\n", - __func__, amin); + DPRINTF(sc, ATH_DEBUG_SW_TX_AGGR, + "%s: aggr_limit=%d, iv_ampdu_limit=%d, " + "peer maxrxampdu=%d, max frame len=%d\n", + __func__, + sc->sc_aggr_limit, + vap->iv_ampdu_limit, + MS(ni->ni_htparam, IEEE80211_HTCAP_MAXRXAMPDU), + amin); return amin; #undef MS
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