[bug#68357] [PATCH] shepherd: service: fix `unload all`

["zero@fedora" <shinyzero0@tilde.club>]

* modules/shepherd/service.scm: fix `unload all`

---
 modules/shepherd/service.scm | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/modules/shepherd/service.scm b/modules/shepherd/service.scm
index 5be78bd..54d3400 100644
--- a/modules/shepherd/service.scm
+++ b/modules/shepherd/service.scm
@@ -1136,11 +1136,6 @@ requests arriving on @var{channel}."
                  (length lst))
            (map service-canonical-name lst))
           (loop registered))))
-      (('unregister-all)                          ;no reply
-       (let ((root (cdr (vhash-assq 'root registered))))
-         (loop (fold (cut vhash-consq <> root <>)
-                     vlist-null
-                     (service-provision root)))))
       (('lookup name reply)
        ;; Look up NAME and return it, or #f, to REPLY.
        (put-message reply
@@ -2638,8 +2633,11 @@ requested to be removed."
   (let ((name (string->symbol service-name)))
     (cond ((eq? name 'all)
            ;; Special 'remove all' case.
-           (put-message (current-registry-channel) `(unregister-all))
-           #t)
+           (unregister-services
+             (filter
+               (lambda (sv)
+                 (not (eq? (service-canonical-name sv) 'root)))
+               (service-list))))
           (else
            ;; Removing only one service.
            (match (lookup-service name)
-- 
2.43.0