On Tue, Oct 18, 2016 at 01:48:52PM +0100, Chris Wilson wrote:
> vgem doesn't have the same delayed close as i915. For vgem, closing the
> fd (i.e. on process exit) will first signal all fences and drop
> references for that fd, so effectively all work will be completed. The
> external references to the vgem.ko's object (via dma-buf) will only
> exist if they were constructed by the test and if they were, e.g. i915,
> they too should be will be flushed by igt in its exithandlers.
> Other drivers may have similar bridges to cross ofc.
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