netdev - [PATCH] e1000: resolve tx multiqueue bug

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Message-ID: <20080718170529.GD10471@solarflare.com>
Date:	Fri, 18 Jul 2008 18:05:30 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Jeff Garzik <jgarzik@...ox.com>
Cc:	David Miller <davem@...emloft.net>,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
	netdev@...r.kernel.org
Subject: [PATCH] e1000: resolve tx multiqueue bug

With the recent changes to tx mutiqueue, e1000 was not calling
netif_start_queue() before calling netif_wake_queue().
This causes an oops during loading of the driver.

(Based on commit d55b53fff0c2ddb639dca04c3f5a0854f292d982.)

Signed-off-by: Ben Hutchings <bhutchings@...arflare.com>
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index f8df8bd..cf12b05 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -1472,6 +1472,8 @@ e1000_open(struct net_device *netdev)
 
 	e1000_irq_enable(adapter);
 
+	netif_start_queue(netdev);
+
 	/* fire a link status change interrupt to start the watchdog */
 	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
 
-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
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