[ltp] After Resume with R51 model 2889

[John]

After Resume I want run Xtraceroute and I've this message :
intelWaitIrq: drmI830IrqWait: -16

and in /var/log/message :
kernel: [drm:i915_wait_irq] *ERROR* i915_wait_irq: EBUSY -- rec: 0 emitted: 1

I must kill X and restart X to works normaly !

John