Re: DSA failed to allocate memory - Mailing list pgsql-hackers

On Mon, Feb 20, 2023 at 5:52 PM Thomas Munro <thomas.munro@gmail.com> wrote:
> I'm wondering about this bit in rebin_segment():
>
> +       if (segment_map->header == NULL)
> +               return;
>
> Why would we be rebinning an uninitialised/unused segment?

Answering my own question: because destroy_superblock() can do that.
So I think destroy_superblock() should test for that case, not
rebin_segment().  See attached.