On Thu, Feb 16, 2017 at 11:13:47AM +0000, Chris Wilson wrote:
> When the timer expires for checking on interrupt processing, check to
> see if any interrupts arrived within the last time period. If real
> interrupts are still being delivered, we can be reassured that we
> haven't missed the final interrupt as the waiter will still be woken.
> Only once all activity ceases, do we have to worry about the waiter
> never being woken and so need to install a timer to kick the waiter for
> a slow arrival of a seqno.
> 
> References: https://bugs.freedesktop.org/show_bug.cgi?id=99816

Bah, not relevant anymore. Ironlake misses are still present.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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