[PATCH 01 of 10 V4] context: fast path linkrev adjustement in trivial case
Boris Feld
boris.feld at octobus.net
Thu Oct 4 14:44:35 UTC 2018
# HG changeset patch
# User Boris Feld <boris.feld at octobus.net>
# Date 1538634899 -7200
# Thu Oct 04 08:34:59 2018 +0200
# Node ID 8ae36e75e785542f415e0b1daa6f2c840542e17e
# Parent 1a4c1a3cc3f5b54de7f56753c0ea8b02b4443958
# EXP-Topic copy-perf
# Available At https://bitbucket.org/octobus/mercurial-devel/
# hg pull https://bitbucket.org/octobus/mercurial-devel/ -r 8ae36e75e785
context: fast path linkrev adjustement in trivial case
If the search starts from the linkrev, there is nothing to adjust.
diff --git a/mercurial/context.py b/mercurial/context.py
--- a/mercurial/context.py
+++ b/mercurial/context.py
@@ -734,6 +734,8 @@ class basefilectx(object):
mfl = repo.manifestlog
# fetch the linkrev
lkr = self.linkrev()
+ if srcrev == lkr:
+ return lkr
# hack to reuse ancestor computation when searching for renames
memberanc = getattr(self, '_ancestrycontext', None)
iteranc = None
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