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-rw-r--r--gnu/system.scm15
1 files changed, 5 insertions, 10 deletions
diff --git a/gnu/system.scm b/gnu/system.scm
index d3f2b82519..42c0cd6f17 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")))