Quoting Mika Kuoppala (2017-09-12 09:36:18) > To further enchance port processing, keep track of > reserved ports. This way we can iterate only the used subset > of port space. Note that we lift the responsibility of > execlists_submit_request() to inspect hw availability and > always do dequeuing. This is to ensure that only the irq > handler will be responsible for keeping track of available ports. Hmm, gut feeling is that tracking the tail instead of count is more intuitive, especially for dequeue. -Chris _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx