Quoting Mika Kuoppala (2017-09-12 09:36:14)
> static inline void
> execlist_port_complete(struct intel_engine_execlist * const el,
> struct execlist_port * const port)
> {
> - struct execlist_port * const port1 = &el->port[1];
> + const unsigned int m = el->port_mask;
>
> GEM_DEBUG_BUG_ON(port_index(port, el) != 0);
>
> - *port = *port1;
> - memset(port1, 0, sizeof(struct execlist_port));
> + memmove(port, port + 1, m * sizeof(struct execlist_port));
> + memset(port + m, 0, sizeof(struct execlist_port));
Ah I was going to suggest you keep the port[0] = port[1] in the earlier
patch, then remember there will be magic later on. But if we go through
this step, we may as not cut out the meander.
-Chris
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