Comment 8 for bug 1432405

Created attachment 113413
EeePC dmesg

Description of the problem:
When I boot up a v3.19 kernel on my EeePC 900 I get various drm_wait_one_vblank warnings.

Steps to reproduce:
1. Boot a v3.19 Linux kernel on an EeePC 900.

Expected results:
No warnings

Actual results:
Warnings like:
[ 0.516749] WARNING: CPU: 0 PID: 10 at drivers/gpu/drm/drm_irq.c:1121 drm_wait_one_vblank+0x138/0x170()
[ 0.516754] vblank not available on crtc 0, ret=-22

How reproducible is the problem?
It is reproducible every time.

Additional information:
Might be related to https://lkml.org/lkml/2015/1/31/198 .

Version information:
Ubuntu 14.04
EeePC 900
xorg 1:7.7+1ubuntu8
xserver-xorg 1:7.7+1ubuntu8
xserver-xorg-video-intel 2:2.99.910-0ubuntu1.4
Linux kernel 3.19