X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FSpawnPP.pm;h=743db224ad0b8609ce80927255c0c61f8f301baf;hb=a9cab9c477b74b3b828c26aa64e70d88c9d6744c;hp=d0df94d0ded0f4cf179a2420a274e13da062be6d;hpb=e683624b96fdc2587a2e45895d22b373c8a6413b;p=public-inbox.git

diff --git a/lib/PublicInbox/SpawnPP.pm b/lib/PublicInbox/SpawnPP.pm
index d0df94d0..743db224 100644
--- a/lib/PublicInbox/SpawnPP.pm
+++ b/lib/PublicInbox/SpawnPP.pm
@@ -1,5 +1,8 @@
 # Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
+
+# Pure-Perl implementation of "spawn".  This can't take advantage
+# of vfork, so no speedups under Linux for spawning from large processes.
 package PublicInbox::SpawnPP;
 use strict;
 use warnings;