Re: Introduce WAIT_EVENT_EXTENSION and WAIT_EVENT_BUFFER_PIN

Hi,

On 2023-05-15 10:07:04 +0200, Drouvot, Bertrand wrote:
> Please find attached a patch to $SUBJECT.
> 
> 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.
> 
> [1]: https://www.postgresql.org/message-id/flat/77a86b3a-c4a8-5f5d-69b9-d70bbf2e9b98@gmail.com
> 
> Looking forward to your feedback,

Without an explanation for why this change is needed for [1], it's hard to
give useful feedback...

Greetings,

Andres Freund