Re: [PATCH 2/5] drm/i915: use wait_event_timeout when waiting for flip completions

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On Fri, Sep 27, 2013 at 12:57:23PM -0700, Jesse Barnes wrote:
> We're shutting the crtc off and don't want to hang forever.

That scares me ever so slightly, especially ignoring the failure. Do you
want to reset the display controller if the interrupts die, or just
report a WARN, or propagate the failure back and make userspace try
again?

But not taking any action at all is a recipe for a silent disaster. It
has taken years to get to the point where we can turn off the pipes
reliably...
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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