# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 2024-02-22 14:49:21
# Node ID 330d747506684f79c73b8f052c3600490a396df0
# Parent  71ae6fee2b9da09cacff17eadbf3bbc1f753298b

phases: fast path public phase advance when everything is public

Everything is already public, so we have nothing to do here.

diff --git a/mercurial/phases.py b/mercurial/phases.py
--- a/mercurial/phases.py
+++ b/mercurial/phases.py
@@ -597,6 +597,8 @@ class phasecache:
 
         Returns a set of revs whose phase is changed or should be changed
         """
+        if targetphase == public and not self.hasnonpublicphases(repo):
+            return set()
         # Be careful to preserve shallow-copied values: do not update
         # phaseroots values, replace them.
         if revs is None: