Re: Performance degradation in commit ac1d794 - Mailing list pgsql-hackers

Robert Haas <robertmhaas@gmail.com> writes:
> On Thu, Jan 14, 2016 at 12:06 PM, Andres Freund <andres@anarazel.de> wrote:
>> Do we want to provide a backward compatible API for all this? I'm fine
>> either way.

> How would that work?

I see no great need to be backwards-compatible on this, especially if it
would complicate matters at all.  I doubt there's a lot of third-party
code using WaitLatch right now.  Just make sure there's an obvious
compile failure for anyone who is.
        regards, tom lane