On Wed, Sep 28, 2011 at 03:07:52AM +0000, Adrian Chadd wrote: > Author: adrian > Date: Wed Sep 28 03:07:51 2011 > New Revision: 225821 > URL: http://svn.freebsd.org/changeset/base/225821 > > Log: > Fix lock order to be correcter. > > Nothing else locks these two queues (cabq, avp mcastq), but it should > be consistent and correct. > > Modified: > head/sys/dev/ath/if_ath.c > > Modified: head/sys/dev/ath/if_ath.c > ============================================================================== > --- head/sys/dev/ath/if_ath.c Wed Sep 28 03:05:04 2011 (r225820) > +++ head/sys/dev/ath/if_ath.c Wed Sep 28 03:07:51 2011 (r225821) > @@ -2620,8 +2620,8 @@ ath_beacon_generate(struct ath_softc *sc > } > /* NB: gated by beacon so safe to start here */ > ath_hal_txstart(ah, cabq->axq_qnum); > - ATH_TXQ_UNLOCK(cabq); > ATH_TXQ_UNLOCK(&avp->av_mcastq); > + ATH_TXQ_UNLOCK(cabq); > } > return bf; > } Does the unlock order matter ? Unlock cannot block.
I do not object against the change, rather, I am nit-picking against the commit message.
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