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| author | Zac Medico <zmedico@gentoo.org> | 2010-10-04 20:14:17 -0700 |
|---|---|---|
| committer | Zac Medico <zmedico@gentoo.org> | 2010-10-04 20:14:17 -0700 |
| commit | 49f405428fe1d86061c41aad16d5c413170b1ca6 (patch) | |
| tree | 6703d3cdecfdf1457a351b294e6b80e3eed16a28 /pym/_emerge | |
| parent | 54f830de2eb4da60075c72169677773a355115bf (diff) | |
| download | portage-49f405428fe1d86061c41aad16d5c413170b1ca6.tar.gz portage-49f405428fe1d86061c41aad16d5c413170b1ca6.tar.bz2 portage-49f405428fe1d86061c41aad16d5c413170b1ca6.zip | |
Optimize depgraph/portdbapi cache handling.
Diffstat (limited to 'pym/_emerge')
| -rw-r--r-- | pym/_emerge/depgraph.py | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py index 3b0fdbec9..ac23f4ba0 100644 --- a/pym/_emerge/depgraph.py +++ b/pym/_emerge/depgraph.py @@ -2468,7 +2468,14 @@ class depgraph(object): db = root_config.trees[self.pkg_tree_map[pkg_type]].dbapi if hasattr(db, "xmatch"): - cpv_list = db.xmatch("match-all", atom) + # For portdbapi we match only against the cpv, in order + # to bypass unecessary cache access for things like IUSE + # and SLOT. Later, we cache the metadata in a Package + # instance, and use that for further matching. This + # optimization is especially relevant since + # pordbapi.aux_get() does not cache calls that have + # myrepo or mytree arguments. + cpv_list = db.xmatch("match-all-cpv-only", atom) else: cpv_list = db.match(atom) |