Re: [PATCH] fbcon: fix race condition between console lock and cursor timer

2012-08-21 Thread Josh Boyer
On Tue, Aug 21, 2012 at 2:40 AM, Dave Airlie wrote: > So we've had a fair few reports of fbcon handover breakage between > efi/vesafb and i915 surface recently, so I dedicated a couple of > days to finding the problem. > > Essentially the last thing we saw was the conflicting framebuffer > message

Re: [PATCH] fbcon: fix locking harder

2013-01-25 Thread Josh Boyer
On Thu, Jan 24, 2013 at 8:43 PM, Dave Airlie wrote: > Okay so Alan's patch handled the case where there was no registered fbcon, > however the other path entered in set_con2fb_map pit. > > In there we called fbcon_takeover, but we also took the console lock in a > couple > of places. So push the