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authorMaxim Cournoyer <maxim.cournoyer@gmail.com>2020-02-11 23:56:45 -0500
committerMaxim Cournoyer <maxim.cournoyer@gmail.com>2020-03-02 23:24:47 -0500
commit99e676db43389af3a9e4c21734987c086fcaa8ed (patch)
tree2024a396465edd8746d7837d27e3e22bed635d86 /gnu/system.scm
parentcc9b889e8f285719645b5a86f2583d7f1b2aef01 (diff)
downloadguix-99e676db43389af3a9e4c21734987c086fcaa8ed.tar.gz
file-systems: Add a 'file-system-device->string' procedure.
* gnu/system/file-systems.scm (file-system-device->string): New procedure.
* gnu/system.scm (bootable-kernel-arguments): Use it.
* gnu/system/vm.scm (operating-system-uuid): Likewise.
* guix/scripts/system.scm (display-system-generation): Likewise.
Diffstat (limited to 'gnu/system.scm')
-rw-r--r--gnu/system.scm15
1 files changed, 5 insertions, 10 deletions
diff --git a/gnu/system.scm b/gnu/system.scm
index 01baa248a2..2e6d03272d 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -142,16 +142,11 @@
 (define (bootable-kernel-arguments system root-device)
   "Return a list of kernel arguments (gexps) to boot SYSTEM from ROOT-DEVICE."
   (list (string-append "--root="
-                       (cond ((uuid? root-device)
-
-                              ;; Note: Always use the DCE format because that's
-                              ;; what (gnu build linux-boot) expects for the
-                              ;; '--root' kernel command-line option.
-                              (uuid->string (uuid-bytevector root-device)
-                                            'dce))
-                             ((file-system-label? root-device)
-                              (file-system-label->string root-device))
-                             (else root-device)))
+                       ;; Note: Always use the DCE format because that's what
+                       ;; (gnu build linux-boot) expects for the '--root'
+                       ;; kernel command-line option.
+                       (file-system-device->string root-device
+                                                   #:uuid-type 'dce))
         #~(string-append "--system=" #$system)
         #~(string-append "--load=" #$system "/boot")))