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-rw-r--r--gnu/system/file-systems.scm18
-rw-r--r--gnu/system/install.scm5
2 files changed, 20 insertions, 3 deletions
diff --git a/gnu/system/file-systems.scm b/gnu/system/file-systems.scm
index 7852a6ab26..0c2021d7b4 100644
--- a/gnu/system/file-systems.scm
+++ b/gnu/system/file-systems.scm
@@ -30,7 +30,10 @@
             file-system-options
 
             %fuse-control-file-system
-            %binary-format-file-system))
+            %binary-format-file-system
+            %devtmpfs-file-system
+
+            %base-file-systems))
 
 ;;; Commentary:
 ;;;
@@ -72,4 +75,17 @@
     (type "binfmt_misc")
     (check? #f)))
 
+(define %devtmpfs-file-system
+  ;; /dev as a 'devtmpfs' file system, needed for udev.
+  (file-system
+    (device "none")
+    (mount-point "/dev")
+    (type "devtmpfs")
+    (check? #f)))
+
+(define %base-file-systems
+  ;; List of basic file systems to be mounted.  Note that /proc and /sys are
+  ;; currently mounted by the initrd.
+  (list %devtmpfs-file-system))
+
 ;;; file-systems.scm ends here
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index 18fd587ead..d4a32609ba 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -117,10 +117,11 @@ Use Alt-F2 for documentation.
     (file-systems
      ;; Note: the disk image build code overrides this root file system with
      ;; the appropriate one.
-     (list (file-system
+     (cons (file-system
              (mount-point "/")
              (device "gnu-disk-image")
-             (type "ext4"))))
+             (type "ext4"))
+           %base-file-systems))
 
     (users (list (user-account
                   (name "guest")