[linux-pm] [PATCH 2/2] Fix console handling during suspend/resume

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On Wed, 2006-06-14 at 18:26 -0400, Peter Jones wrote:
> On Thu, 2006-06-15 at 00:12 +0200, Pavel Machek wrote:
> > Hi!
> > 
> > > > > The debugging patch helped me figure out a number of the problems (and 
> > > > > even more problems that then didn't actually make any difference once I 
> > > > > started getting things working ;)
> > > > > 
> > > > > And the console fixes is apparently what got things working in SMP mode. 
> > > > 
> > > > It works for some people _without_ that console fix.
> > > 
> > > Yes. It worked for me in UP and with several drivers removed without the 
> > > console fix. It didn't work for me when I did fancier stuff, netconsole in 
> > > particular ;/
> > 
> > I guess I'd much rather see
> > 
> > if (network_driver_suspended)
> > 	drop_message_on_the_floor() 
> 
> I think we have the same problems with e.g. fbcon .

fbcon has an interface to stop all access to the physical framebuffer.
It's called fb_set_suspend() and is meant to be called by the fbdev when
it's suspended.

Ben




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