Commit d7fd1b50 authored by Ben Greear's avatar Ben Greear Committed by John W. Linville
Browse files

ath9k: Make DMA warning in ath_stoprecv WARN_ON_ONCE. 



This decreases spammage in the log.  A single line message
will still be printed, so users can be aware that problem
exists.

Signed-off-by: default avatarBen Greear <greearb@candelatech.com>
Acked-by: default avatarLuis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 1435894d

drivers/net/wireless/ath/ath.h

+2 −0
Original line number Diff line number Diff line
@@ -267,6 +267,7 @@ enum ATH_DEBUG { 
	rtn;							\

})

#define ATH_DBG_WARN(foo, arg...) WARN(foo, arg)

#define ATH_DBG_WARN_ON_ONCE(foo) WARN_ON_ONCE(foo)



#else
@@ -277,6 +278,7 @@ ath_dbg(struct ath_common *common, enum ATH_DEBUG dbg_mask, 
	return 0;

}

#define ATH_DBG_WARN(foo, arg...) do {} while (0)

#define ATH_DBG_WARN_ON_ONCE(foo) do {} while (0)



#endif /* CONFIG_ATH_DEBUG */

drivers/net/wireless/ath/ath9k/recv.c

+6 −2
Original line number Diff line number Diff line
@@ -528,8 +528,12 @@ bool ath_stoprecv(struct ath_softc *sc) 
		sc->rx.rxlink = NULL;

	spin_unlock_bh(&sc->rx.rxbuflock);



	ATH_DBG_WARN(!stopped, "Could not stop RX, we could be "

	if (unlikely(!stopped)) {

		ath_err(ath9k_hw_common(sc->sc_ah),

			"Could not stop RX, we could be "

			"confusing the DMA engine when we start RX up\n");

		ATH_DBG_WARN_ON_ONCE(!stopped);

	}

	return stopped;

}

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