netdev - Re: [atl1-devel] atl2: don't mess up irq on suspend/resume (probably msi only)

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Message-ID: <20081117181336.1a270561@osprey.hogchain.net>
Date:	Mon, 17 Nov 2008 18:13:36 -0600
From:	Jay Cliburn <jcliburn@...il.com>
To:	Alan Jenkins <alan-jenkins@...fmail.co.uk>
Cc:	csnook@...hat.com, atl1-devel@...ts.sourceforge.net,
	linux-kernel <linux-kernel@...r.kernel.org>,
	netdev@...r.kernel.org
Subject: Re: [atl1-devel] atl2: don't mess up irq on suspend/resume
 (probably msi only)

[adding netdev to cc list]

On Mon, 17 Nov 2008 21:43:16 +0000
Alan Jenkins <alan-jenkins@...fmail.co.uk> wrote:


> Don't listen to me.  The problem went away because when I was testing
> my patch, I plugged the ethernet in and actually used it.  My patch
> doesn't seem to fix anything.
> 
> So I now have the steps to reproduce this warning: remove the ethernet
> cable and suspend.
> 
> Also, I was speaking rubbish because the warning isn't on the resume
> path.  It seems to be when network-manager re-opens the device on
> resume.
> 
> I'll have another look for possible culprits.  Hints appreciated :).

Does this help?

diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index f5bdc92..5b292f0 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -1690,10 +1690,6 @@ static int atl2_resume(struct pci_dev *pdev)
 
 	ATL2_WRITE_REG(&adapter->hw, REG_WOL_CTRL, 0);
 
-	err = atl2_request_irq(adapter);
-	if (netif_running(netdev) && err)
-		return err;
-
	atl2_reset_hw(&adapter->hw);
 
	if (netif_running(netdev))
--
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