On Mon, May 19, 2014 at 3:06 PM, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote: >> So why can't we just latch a work item which uses all the established >> seqno waiting stuff and so avoids all these issues > > I hate blocking and waiting for stuff. It usually means all kinds of lock > dropping tricks, and extra hurdles if you want to cancel the operation. > My brain just can't deal with it. I much prefer a nice and simple event > based mechanism. Hm, I'm the other way round - I prefer stack based state machines over continuation passing ... >> (and a pile of duplicated code)? > > Which code is duplicated? Handling gpu hangs essentially. If we just latch a work item we can reuse all the wait and notify logic we already have. And in the past we've had divergent changes in this area. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
