Tom Lane wrote:
> $SUBJECT seems like a pretty bad idea, because it implies a recursive
> entry to ProcessInterrupts and thence to HandleParallelMessages itself.
> By what reasoning is that call necessary where it's placed?

I notice you just removed the CHECK_FOR_INTERRUPTS in
HandleParallelMessages().  Did you notice that HandleParallelMessages
calls shm_mq_receive(), which calls shm_mq_receive_bytes(), which
contains a CHECK_FOR_INTERRUPTS() call?

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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