Re: BUG #19369: Not documented that io_uring on kernel versions between 5.1 and below 5.6 does not work

Andres Freund <andres@anarazel.de>

From: Andres Freund <andres@anarazel.de>
To: surya poondla <suryapoondla4@gmail.com>
Cc: "Si, Evan" <evsi@amazon.com>, "pgsql-bugs@lists.postgresql.org" <pgsql-bugs@lists.postgresql.org>
Date: 2026-01-13T19:11:04Z
Lists: pgsql-bugs
Hi,

On 2026-01-13 11:06:20 -0800, surya poondla wrote:
> Hi Evan, Andres,
> 
> Here is the patch (attached).

I think we ought to not just document the difference, but also emit a useful
error message at startup...

> I believe this change would also be a good candidate for backpatching to
> previous supported versions.

Yes, once we have something mergeable, it should definitely be added to 18
too.

Greetings,

Andres Freund