netdev - [PATCH 2/14] Spidernet add net_ratelimit to suppress long output

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Date:	Wed, 13 Dec 2006 15:08:25 -0600
From:	linas@...tin.ibm.com (Linas Vepstas)
To:	Andrew Morton <akpm@...l.org>
Cc:	netdev@...r.kernel.org, linuxppc-dev@...abs.org, jgarzik@...ox.com,
	Christoph Hellwig <hch@...radead.org>,
	Ishizaki Kou <kou.ishizaki@...hiba.co.jp>,
	Jens Osterkamp <Jens.Osterkamp@....de>,
	James K Lewis <jim@...ewis.com>,
	Arnd Bergmann <arnd@...db.de>
Subject:  [PATCH 2/14] Spidernet add net_ratelimit to suppress long output


This patch adds net_ratelimit to many of the printks in order to
limit extraneous warning messages (created in response to Bug 28554).
This patch supercedes all previous ratelimit patches.
This has been tested, please apply.

From: James K Lewis <jklewis@...ibm.com>
Signed-off-by: James K Lewis <jklewis@...ibm.com>
Signed-off-by: Linas Vepstas <jlinas@...tin.ibm.com>

----
 drivers/net/spider_net.c |   11 +++++------
 drivers/net/spider_net.h |    2 +-
 2 files changed, 6 insertions(+), 7 deletions(-)

Index: linux-2.6.19-git7/drivers/net/spider_net.c
===================================================================
--- linux-2.6.19-git7.orig/drivers/net/spider_net.c	2006-12-13 13:04:04.000000000 -0600
+++ linux-2.6.19-git7/drivers/net/spider_net.c	2006-12-13 13:19:59.000000000 -0600
@@ -1038,11 +1038,10 @@ spider_net_decode_one_descr(struct spide
 
 	if ( (status != SPIDER_NET_DESCR_COMPLETE) &&
 	     (status != SPIDER_NET_DESCR_FRAME_END) ) {
-		if (netif_msg_rx_err(card)) {
+		if (netif_msg_rx_err(card))
 			pr_err("%s: RX descriptor with state %d\n",
 			       card->netdev->name, status);
-			card->spider_stats.rx_desc_unk_state++;
-		}
+		card->spider_stats.rx_desc_unk_state++;
 		goto refill;
 	}
 
@@ -1361,7 +1360,7 @@ spider_net_handle_error_irq(struct spide
 	case SPIDER_NET_GRFAFLLINT: /* fallthrough */
 	case SPIDER_NET_GRMFLLINT:
 		if (netif_msg_intr(card) && net_ratelimit())
-			pr_debug("Spider RX RAM full, incoming packets "
+			pr_err("Spider RX RAM full, incoming packets "
 			       "might be discarded!\n");
 		spider_net_rx_irq_off(card);
 		tasklet_schedule(&card->rxram_full_tl);
@@ -1379,7 +1378,7 @@ spider_net_handle_error_irq(struct spide
 	case SPIDER_NET_GDCDCEINT: /* fallthrough */
 	case SPIDER_NET_GDBDCEINT: /* fallthrough */
 	case SPIDER_NET_GDADCEINT:
-		if (netif_msg_intr(card))
+		if (netif_msg_intr(card) && net_ratelimit())
 			pr_err("got descriptor chain end interrupt, "
 			       "restarting DMAC %c.\n",
 			       'D'-(i-SPIDER_NET_GDDDCEINT)/3);
@@ -1450,7 +1449,7 @@ spider_net_handle_error_irq(struct spide
 			break;
 	}
 
-	if ((show_error) && (netif_msg_intr(card)))
+	if ((show_error) && (netif_msg_intr(card)) && net_ratelimit())
 		pr_err("Got error interrupt on %s, GHIINT0STS = 0x%08x, "
 		       "GHIINT1STS = 0x%08x, GHIINT2STS = 0x%08x\n",
 		       card->netdev->name,
Index: linux-2.6.19-git7/drivers/net/spider_net.h
===================================================================
--- linux-2.6.19-git7.orig/drivers/net/spider_net.h	2006-12-13 12:04:02.000000000 -0600
+++ linux-2.6.19-git7/drivers/net/spider_net.h	2006-12-13 13:19:59.000000000 -0600
@@ -24,7 +24,7 @@
 #ifndef _SPIDER_NET_H
 #define _SPIDER_NET_H
 
-#define VERSION "1.6 A"
+#define VERSION "1.6 B"
 
 #include "sungem_phy.h"
 
-
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