Re: Introduce WAIT_EVENT_EXTENSION and WAIT_EVENT_BUFFER_PIN

On Mon, May 15, 2023 at 10:07:04AM +0200, Drouvot, Bertrand wrote:
> This is preliminary work to autogenerate some wait events
> code and documentation done in [1].
> 
> The patch introduces 2 new "wait events" (WAIT_EVENT_EXTENSION
> and WAIT_EVENT_BUFFER_PIN) and their associated functions
> (pgstat_get_wait_extension() and pgstat_get_wait_bufferpin() resp.)
> 
> Please note that that would not break extensions outside contrib
> that make use of the existing PG_WAIT_EXTENSION.

I have looked at this one, and I think that's OK for what you are
aiming at here (in addition to my previous message that I hope
provides enough context about the whys and the hows).
--
Michael