Re: [PATCH] avoid to call red_get_streams_timout twice computing timeout

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ACK

On Fri, 2015-08-21 at 11:16 +0100, Frediano Ziglio wrote:
> Due to how the MIN macro is defined the function was called twice
> unless the compiler could demonstrate that was returning the same
> value (which actually is impossible as function as clock_gettime
> are not deterministic).
> 
> Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> ---
>  server/red_worker.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/server/red_worker.c b/server/red_worker.c
> index ccba8a3..7460614 100644
> --- a/server/red_worker.c
> +++ b/server/red_worker.c
> @@ -12188,11 +12188,12 @@ SPICE_GNUC_NORETURN void *red_worker_main(void *arg)
>  
>      for (;;) {
>          int i, num_events;
> -        unsigned int timers_queue_timeout;
> +        unsigned int timeout;
>  
> -        timers_queue_timeout = spice_timer_queue_get_timeout_ms();
> -        worker->event_timeout = MIN(red_get_streams_timout(worker), worker->event_timeout);
> -        worker->event_timeout = MIN(timers_queue_timeout, worker->event_timeout);
> +        timeout = spice_timer_queue_get_timeout_ms();
> +        worker->event_timeout = MIN(timeout, worker->event_timeout);
> +        timeout = red_get_streams_timout(worker);
> +        worker->event_timeout = MIN(timeout, worker->event_timeout);
>          num_events = poll(worker->poll_fds, MAX_EVENT_SOURCES, worker->event_timeout);
>          red_handle_streams_timout(worker);
>          spice_timer_queue_cb();


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