Horton

Re: introduce dynamic shared memory registry

Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>

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From: Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
To: Nathan Bossart <nathandbossart@gmail.com>
Cc: Abhijit Menon-Sen <ams@toroid.org>, Michael Paquier <michael@paquier.xyz>, Robert Haas <robertmhaas@gmail.com>, pgsql-hackers@postgresql.org
Date: 2024-01-17T02:30:00Z
Lists: pgsql-hackers 
On Tue, Jan 16, 2024 at 9:37 PM Nathan Bossart <nathandbossart@gmail.com> wrote:
>
> The autoprewarm change (0003) does use this variable.  I considered making
> it optional (i.e., you could pass in NULL if you didn't want it), but I
> didn't feel like the extra code in GetNamedDSMSegment() to allow this was
> worth it so that callers could avoid creating a single bool.

I'm okay with it.

The v8 patches look good to me.

-- 
Bharath Rupireddy
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

Commits

  1. Fix possible NULL pointer dereference in GetNamedDSMSegment().

  2. Teach autoprewarm to use the dynamic shared memory registry.

  3. Introduce the dynamic shared memory registry.

  4. doc: Reorganize section for shared memory and LWLocks.