| From: | Peter Geoghegan <pg(at)bowt(dot)ie> |
|---|---|
| To: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Subject: | Re: parallel vacuum comments |
| Date: | 2021-11-03 02:53:09 |
| Message-ID: | CAH2-Wz=s-MF4wNooj5+aMvrq1XGFD7LDG1xkoJzuO=Cy47oTDQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Nov 2, 2021 at 7:35 PM Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> It returns true in the above condition but it should return false
> since the index doesn't support parallel index cleanup at all. It
> seems that this bug was introduced by commit b4af70cb21 (therefore
> exists only in PG14) which flipped the return values of this function
> but missed one place. The index AMs that don't support parallel index
> cleanup at all are affected by this bug. Among the supported index AM
> in the core, hash indexes are affected but since they just return the
> number of blocks during vacuumcleanup it would not become a serious
> consequence.
>
> I've attached a patch to fix it.
I pushed your fix just now.
Thanks
--
Peter Geoghegan
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