search: favor skeleton DB for lookup_mail

The skeleton DB is smaller and hit more frequently given the
homepage and per-message/thread views; so it will be hotter in
the page cache.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index 4dc27472..dc46ead0 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -381,7 +381,7 @@ sub lookup_message {
 sub lookup_mail { # no ghosts!
         my ($self, $mid) = @_;
         retry_reopen($self, sub {
-                my $smsg = lookup_message($self, $mid) or return;
+                my $smsg = lookup_skeleton($self, $mid) or return;
                 $smsg->load_expand;
         });
 }