On Thu, Jun 30, 2016 at 8:59 PM, Fujii Masao <masao.fu...@gmail.com> wrote:
> (2)
> +retry:
> +    SpinLockAcquire(&walrcv->mutex);
> +    if (!walrcv->ready_to_display)
> +    {
> +        SpinLockRelease(&walrcv->mutex);
> +        CHECK_FOR_INTERRUPTS();
> +        pg_usleep(1000);
> +        goto retry;
> +    }
> +    SpinLockRelease(&walrcv->mutex);
>
> ISTM that we will never be able to get out of this loop if walreceiver
> fails to connect to the master (e.g., password is wrong) after we enter
> this loop.

Wouldn't it be cleaner to just return an error here instead of retrying?
-- 
Michael


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