Chris Wilson <ch...@chris-wilson.co.uk> writes:
> Quoting Mika Kuoppala (2017-10-31 15:27:33)
>> +static inline struct execlist_port *
>> +execlists_port_next(struct intel_engine_execlists * const execlists,
>> + const struct execlist_port * const port)
>> +{
>> + const unsigned int n = __port_add(port_index(port, execlists),
>> + 1,
>> + execlists->port_mask);
>
> How does this compare to
>
> if (port++ == execlists->port + execlists->port_mask)
> port = execlists->port;
>
> return port;
> ?
add/remove: 0/0 grow/shrink: 1/1 up/down: 29/-29 (0)
function old new delta
i915_guc_irq_handler 2584 2613 +29
intel_lrc_irq_handler 2963 2934 -29
Total: Before=1123627, After=1123627, chg +0.00%
:)
-Mika
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