Mercurial > hg-stable
changeset 38635:d083ae26c325
revlog: early return in _slicechunk when span is already small enough
If the full span is smaller than the minimum gap size we'll consider, we know we
won't do any slicing and we can return earlier.
| author | Boris Feld <boris.feld@octobus.net> |
|---|---|
| date | Tue, 10 Jul 2018 15:17:05 -0700 |
| parents | f0ea8b847831 |
| children | 25534e0cf0d9 |
| files | mercurial/revlog.py |
| diffstat | 1 files changed, 4 insertions(+), 0 deletions(-) [+] |
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--- a/mercurial/revlog.py Tue Jun 19 15:03:58 2018 +0200 +++ b/mercurial/revlog.py Tue Jul 10 15:17:05 2018 -0700 @@ -227,6 +227,10 @@ endbyte = start(revs[-1]) + length(revs[-1]) readdata = deltachainspan = endbyte - startbyte + if deltachainspan < revlog._srmingapsize: + yield revs + return + chainpayload = sum(length(r) for r in revs) if deltachainspan: