svn commit: r224643 - user/adrian/if_ath_tx/sys/dev/ath
Adrian Chadd
adrian at FreeBSD.org
Wed Aug 3 23:36:04 UTC 2011
Author: adrian
Date: Wed Aug 3 23:36:04 2011
New Revision: 224643
URL: http://svn.freebsd.org/changeset/base/224643
Log:
Hold the ath_node lock when doing TX completion so the rate control code doesn't trample over itself.
Modified:
user/adrian/if_ath_tx/sys/dev/ath/if_ath.c
Modified: user/adrian/if_ath_tx/sys/dev/ath/if_ath.c
==============================================================================
--- user/adrian/if_ath_tx/sys/dev/ath/if_ath.c Wed Aug 3 20:21:52 2011 (r224642)
+++ user/adrian/if_ath_tx/sys/dev/ath/if_ath.c Wed Aug 3 23:36:04 2011 (r224643)
@@ -4205,8 +4205,11 @@ ath_tx_processq(struct ath_softc *sc, st
* Hand the descriptor to the rate control algorithm.
*/
if ((ts->ts_status & HAL_TXERR_FILT) == 0 &&
- (bf->bf_txflags & HAL_TXDESC_NOACK) == 0)
+ (bf->bf_txflags & HAL_TXDESC_NOACK) == 0) {
+ ATH_NODE_LOCK(an);
ath_rate_tx_complete(sc, an, bf);
+ ATH_NODE_UNLOCK(an);
+ }
}
if (bf->bf_comp == NULL)
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