Dear Heikki, I'm also interested in this patch, but it cannot be applied to the current HEAD...
$ git apply ~/v2-0001-Make-resowners-more-easily-extensible.patch error: patch failed: src/common/cryptohash_openssl.c:57 error: src/common/cryptohash_openssl.c: patch does not apply error: patch failed: src/include/utils/resowner_private.h:1 error: src/include/utils/resowner_private.h: patch does not apply Best Regards, Hayato Kuroda FUJITSU LIMITED