[Intel-gfx] [PATCH] RFT: Do we detect WA_TAIL?

Chris Wilson chris at chris-wilson.co.uk
Wed Aug 15 12:24:54 UTC 2018


Quoting Chris Wilson (2018-08-15 13:23:12)
> Quoting Chris Wilson (2018-08-15 12:13:51)
> 
> The answer is no. So either our wait-for-ack is the ultimate panacea, or
> we just don't have the right pattern to trigger the bug.

Fwiw, the small batch sizes for gem_concurrent_blit were good at hitting
it on bdw/skl.
-Chris


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