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-rw-r--r--gnu/build/linux-boot.scm14
1 files changed, 8 insertions, 6 deletions
diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm
index fa6f417907..3bf3268b23 100644
--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -388,6 +388,14 @@ to it are lost."
        ;; Prepare the real root file system under /root.
        (unless (file-exists? "/root")
          (mkdir "/root"))
+
+       (when (procedure? pre-mount)
+         ;; Do whatever actions are needed before mounting the root file
+         ;; system--e.g., installing device mappings.  Error out when the
+         ;; return value is false.
+         (unless (pre-mount)
+           (error "pre-mount actions failed")))
+
        (if root
            (mount-root-file-system (canonicalize-device-spec root)
                                    root-fs-type
@@ -398,12 +406,6 @@ to it are lost."
          (mkdir "/root/dev")
          (make-essential-device-nodes #:root "/root"))
 
-       (when (procedure? pre-mount)
-         ;; Do whatever actions are needed before mounting--e.g., installing
-         ;; device mappings.  Error out when the return value is false.
-         (unless (pre-mount)
-           (error "pre-mount actions failed")))
-
        ;; Mount the specified file systems.
        (for-each mount-file-system
                  (remove root-mount-point? mounts))