commit: 7ca20833feaeaa8364b0ef4911cb81ccfa041de4 Author: Sam James <sam <AT> gentoo <DOT> org> AuthorDate: Tue May 23 00:25:49 2023 +0000 Commit: Sam James <sam <AT> gentoo <DOT> org> CommitDate: Tue May 23 00:25:49 2023 +0000 URL: https://gitweb.gentoo.org/proj/portage.git/commit/?id=7ca20833
NEWS: update for merge improvements w/ CoW Bug: https://bugs.gentoo.org/722270 Signed-off-by: Sam James <sam <AT> gentoo.org> NEWS | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/NEWS b/NEWS index baf1140f8..429669eaf 100644 --- a/NEWS +++ b/NEWS @@ -4,6 +4,15 @@ Breaking changes: * Output deprecation warnings for portageq, prepstrip and prepallstrip when they are called from an ebuild (bug #906129, bug #906156). +Features: +* Optimize merge process by only writing files to disk if a package's + contents have changed. This is particularly beneficial on CoW filesystems + with snapshots. This is always enabled. See bug #722270. + + This also adds an additional optional optimization to overwrite only if + the hashes have changed, via FEATURES="ignore-mtime". Note that this violates + a condition in PMS so should not be relied upon. It is off by default. + Bug fixes: * fowners, fperms: Fix handling of relative pathnames (bug #905223).
