linux-kernel - Re: 2.6.29-rc3: tg3 dead after resume

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Date:	Fri, 30 Jan 2009 19:28:25 -0500 (EST)
From:	Parag Warudkar <parag.lkml@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
cc:	Parag Warudkar <parag.lkml@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Matt Carlson <mcarlson@...adcom.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: 2.6.29-rc3: tg3 dead after resume



On Sat, 31 Jan 2009, Rafael J. Wysocki wrote:

> >  00:1c.0 PCI bridge: Intel Corporation 631xESB/632xESB/3100 Chipset PCI Express Root Port 1 (rev 09)
> > -	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+
> > +	Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+
> >  	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> >  	Latency: 0, Cache Line Size: 64 bytes
> >  	Bus: primary=00, secondary=0e, subordinate=0e, sec-latency=0
> 
> and the PCIe port driver may be at fault.
> 
> Can you try to remove the pci_save_state(dev) from pcie_port_suspend_late()
> and see if that helps?
> 

I assume you meant pcie_portdrv_suspend_late in 
drivers/pci/pcie/portdrv_pci.c - that one did not go well.

With that change machine refuses to suspend (comes back after attempting) 
and my keyboard goes dead.

Parag
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