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Commit 8a390e05 authored by Hong Liu's avatar Hong Liu Committed by Jesse Barnes
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clear interrupt status before install irq 



On my 865G machine, it seems the CPU will receive interrupt before
irq_postinstall is called. This will cause kernel oops because vblank is not
inited at that time. Clear interrupt status before install seems fixing this
problem.

Signed-off-by: default avatarHong Liu <hong.liu@intel.com>
parent c250104c
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