linux-kernel - Re: [BUG] eth0 appers many times in /proc/interrupts after resume

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Message-Id: <1169543569.10364.2.camel@localhost>
Date:	Tue, 23 Jan 2007 11:12:49 +0200
From:	Andrei Popa <andrei.popa@...eo.ro>
To:	Frederik Deweerdt <deweerdt@...e.fr>
Cc:	linux-kernel@...r.kernel.org, nigel@...pend2.net
Subject: Re: [BUG] eth0 appers many times in /proc/interrupts after resume


It's ok, after 4 suspend/resume cycles, eth0 only appers one time.

On Sun, 2007-01-21 at 21:22 +0000, Frederik Deweerdt wrote:
> On Sun, Jan 21, 2007 at 09:17:41PM +0200, Andrei Popa wrote:
> > It's the 10th resume and in /proc/interrupts eth0 appers 10 times.
> > 
> Hi,
> 
> The e100_resume() function should be calling netif_device_detach and
> free_irq. Could you try the following (compile tested) patch?
> 
> Regards,
> Frederik
> 
> Signed-off-by: Frederik Deweerdt <frederik.deweerdt@...il.com>
> 
> diff --git a/drivers/net/e100.c b/drivers/net/e100.c
> index 2fe0445..0c376e4 100644
> --- a/drivers/net/e100.c
> +++ b/drivers/net/e100.c
> @@ -2671,6 +2671,7 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
>  	del_timer_sync(&nic->watchdog);
>  	netif_carrier_off(nic->netdev);
>  
> +	netif_device_detach(netdev);
>  	pci_save_state(pdev);
>  
>  	if ((nic->flags & wol_magic) | e100_asf(nic)) {
> @@ -2682,6 +2683,7 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
>  	}
>  
>  	pci_disable_device(pdev);
> +	free_irq(pdev->irq, netdev);
>  	pci_set_power_state(pdev, PCI_D3hot);
>  
>  	return 0;

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