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Commit d231776f authored by Jesper Dangaard Brouer's avatar Jesper Dangaard Brouer Committed by David S. Miller
Browse files

NIU: Implement discard counters, info/debug statements. 



Discard packet counter debug statements that can be turned on
at runtime by users to assist debugging of the driver code.

Signed-off-by: default avatarJesper Dangaard Brouer <hawk@comx.dk>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b8a606b8

drivers/net/niu.c

+6 −0
Original line number Diff line number Diff line
@@ -3558,6 +3558,9 @@ static inline void niu_sync_rx_discard_stats(struct niu *np, 
		if (unlikely(misc & RXMISC_OFLOW))

			dev_err(np->device, "rx-%d: Counter overflow "

				"RXMISC discard\n", rx_channel);



		niudbg(RX_ERR, "%s-rx-%d: MISC drop=%u over=%u\n",

		       np->dev->name, rx_channel, misc, misc-limit);

	}



	/* WRED (Weighted Random Early Discard) by hardware */
@@ -3569,6 +3572,9 @@ static inline void niu_sync_rx_discard_stats(struct niu *np, 
		if (unlikely(wred & RED_DIS_CNT_OFLOW))

			dev_err(np->device, "rx-%d: Counter overflow "

				"WRED discard\n", rx_channel);



		niudbg(RX_ERR, "%s-rx-%d: WRED drop=%u over=%u\n",

		       np->dev->name, rx_channel, wred, wred-limit);

	}

}