Horton

Re: Support to define custom wait events for extensions

Michael Paquier <michael@paquier.xyz>

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From: Michael Paquier <michael@paquier.xyz>
To: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Cc: ikedamsh@oss.nttdata.com, bharath.rupireddyforpostgres@gmail.com, tristan@neon.tech, andres@anarazel.de, pgsql-hackers@lists.postgresql.org
Date: 2023-07-31T10:24:09Z
Lists: pgsql-hackers 
On Mon, Jul 31, 2023 at 05:10:21PM +0900, Kyotaro Horiguchi wrote:
> +/*
> + * Return the name of an wait event ID for extension.
> + */
> +static const char *
> +GetWaitEventExtensionIdentifier(uint16 eventId)
> 
> This looks inconsistent. Shouldn't it be GetWaitEventExtentionName()?

This is an inspiration from GetLWLockIdentifier(), which is kind of OK
by me.  If there is a consensus in changing that, fine by me, of
course.
--
Michael

Commits

  1. Change custom wait events to use dynamic shared hash tables

  2. Support custom wait events for wait event type "Extension"

  3. Add WAIT_EVENT_{CLASS,ID}_MASK in wait_event.c

  4. worker_spi: Switch to TAP tests

  5. Simplify some conditions related to [LW]Lock in generate-wait_event_types.pl