Re: Use LW_SHARED in WakeupWalSummarizer() for WALSummarizerLock lock

On Mon, Aug 25, 2025 at 03:38:13PM -0700, Masahiko Sawada wrote:
> While reading walsummarizer.c code, I noticed that in
> WakeupWalSummarizer() we acquire the WALSummarizerLock lock in
> LW_EXCLUSIVE mode despite only reading
> WalSummarizerCtl->summarizer_pgprocno. The attached patch uses
> LW_SHARED mode instead. Feedback is very welcome.

You could probably do something similar for WaitForWalSummarization().

-- 
nathan