linux-kernel - Re: Linux 2.6.19-rc3

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Date:	Wed, 25 Oct 2006 09:25:14 -0700
From:	Auke Kok <auke-jan.h.kok@...el.com>
To:	Damien Wyart <damien.wyart@...e.fr>
CC:	Jean Delvare <khali@...ux-fr.org>, Jeff Garzik <jeff@...zik.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...l.org>,
	Adrian Bunk <bunk@...sta.de>
Subject: Re: Linux 2.6.19-rc3

Damien Wyart wrote:
>>> Auke Kok (1):
>>>       e100: fix reboot -f with netconsole enabled
> 
> * Jean Delvare <khali@...ux-fr.org> [2006-10-25 13:25]: This one breaks
>> power-off and reboot on my laptop (thanks to git bisect for isolating
>> it). The shutdown freezes after "Shutdown: hda" or "Rebooting".
>> SysRq-p says the CPU is idle. If you need additional information on my
>> config or want me to do more tests, just ask.
> 
> This has already been discussed, a fix has been posted (see recent
> netdev messages) and should be pulled soon into mainline (I guess).
> 

for those interested, here's the fix (which is already pushed to jgarzik)

Cheers,

Auke


diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index d4a2572..815eb29 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -2719,7 +2719,10 @@ static int e100_suspend(struct pci_dev *
  	struct net_device *netdev = pci_get_drvdata(pdev);
  	struct nic *nic = netdev_priv(netdev);

-	netif_poll_disable(nic->netdev);
+#ifdef CONFIG_E100_NAPI
+	if (netif_running(netdev))
+		netif_poll_disable(nic->netdev);
+#endif
  	del_timer_sync(&nic->watchdog);
  	netif_carrier_off(nic->netdev);

@@ -2763,7 +2766,10 @@ static void e100_shutdown(struct pci_dev
  	struct net_device *netdev = pci_get_drvdata(pdev);
  	struct nic *nic = netdev_priv(netdev);

-	netif_poll_disable(nic->netdev);
+#ifdef CONFIG_E100_NAPI
+	if (netif_running(netdev))
+		netif_poll_disable(nic->netdev);
+#endif
  	del_timer_sync(&nic->watchdog);
  	netif_carrier_off(nic->netdev);
-
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