Re: [patch] [resend] Fix swsusp with PNP BIOS

From: Pavel Machek
Date: Mon Jul 24 2006 - 18:55:27 EST


On Mon 2006-07-24 23:25:50, Rafael J. Wysocki wrote:
> Hi,
>
> On Monday 24 July 2006 20:28, Ondrej Zary wrote:
> > Hello,
> > swsusp is unable to suspend my machine (DTK FortisPro TOP-5A notebook) with
> > kernel 2.6.17.5 because it's unable to suspend PNP device 00:16 (mouse).
> >
> > The problem is in PNP BIOS. pnp_bus_suspend() calls pnp_stop_dev() for the
> > device if the device can be disabled according to pnp_can_disable(). The
> > problem is that pnpbios_disable_resources() returns -EPERM if the device is
> > not dynamic (!pnpbios_is_dynamic()) but insert_device() happily sets
> > PNP_DISABLE capability/flag even if the device is not dynamic. So we try to
> > disable non-dynamic devices which will fail.
> > This patch prevents insert_device() from setting PNP_DISABLE if the device is
> > not dynamic and fixes suspend on my system.
>
> Thanks for the patch.
>
> Pavel, what do you think?

Knowing nothing about pnpbios it looks okay to me.
Pavel

--
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