Messages in this thread |  | | | Date | Sun, 14 Jun 2009 19:20:22 +0200 | | From | Andreas Mohr <> | | Subject | Re: [PATCH] Make e100 suspend handler support PCI cards lacking PM capability |
| |
Hi,
On Sun, Jun 14, 2009 at 07:09:45PM +0200, Rafael J. Wysocki wrote: > On Sunday 14 June 2009, Andreas Mohr wrote: > > Couple questions still: > > - why do we call pci_wake_from_d3(...false) only!? > > Wouldn't this break WoL after one iteration back and forth, > > due to missing 'true' case? > > The 'true' case is the 'wake = true' one.
OK, so it wasn't an explicit pci_wake_from_d3(...true), but the operations done there are the equivalent of it probably.
> > - why do we call netif_device_detach() _after_ doing hardware shutdown > > of the network controller? I'd guess this can cause huge issues? > > Someone told me he had rtnl lock issues upon S2D with e100 > > (very similar to my rtnl issues during aborted .suspend), > > and that might possibly be the reason? > > I think you're right, but I'm not a network driver expert. > > Perhaps you can change the ordering and see if that fixes the rtnl issue > (since you're able to reproduce it without my patch, that should be easy to > verify).
I'll test this - later.
Thanks a lot,
Andreas Mohr
|  |