[PATCH] gnu: linux-boot: Allow to mount the root file system via nfs

DoneSubmitted by Stefan.
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4 participants
  • Danny Milosavljevic
  • Ludovic Courtès
  • Marius Bakke
  • Stefan
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Stefan wrote on 26 Apr 2020 21:21
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(address . guix-patches@gnu.org)
29B6FCE4-CD82-4BEA-A00B-9D1C6EAFE4A9@vodafonemail.de
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* gnu/build/linux-boot.scm (boot-system) Treat a root option with ":/" as an nfs source
and avoid to call 'canonicalize-device-spec' for it.
---
gnu/build/linux-boot.scm | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)

Toggle diff (24 lines)
diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm
index 4fb711b8f2..05e833c0c6 100644
--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -534,10 +534,13 @@ upon error."
             ;; The "--root=SPEC" kernel command-line option always provides a
             ;; string, but the string can represent a device, a UUID, or a
             ;; label.  So check for all three.
-            (let ((root (cond ((string-prefix? "/" root) root)
-                              ((uuid root) => identity)
-                              (else (file-system-label root)))))
-              (mount-root-file-system (canonicalize-device-spec root)
+            (let ((device-spec (cond ((string-prefix? "/" root) root)
+                                     ((uuid root) => identity)
+                                     ((string-contains root ":/") #f) ; nfs
+                                     (else (file-system-label root)))))
+              (mount-root-file-system (if device-spec
+                                          (canonicalize-device-spec device-spec)
+                                          root)
                                       root-fs-type
                                       #:volatile-root? volatile-root?
                                       #:flags root-fs-flags
-- 
2.26.0
L
L
Ludovic Courtès wrote on 2 May 2020 16:22
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(name . Stefan)(address . stefan-guix@vodafonemail.de)(address . 40879-done@debbugs.gnu.org)
87wo5u5sdg.fsf@gnu.org
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Hi Stefan,

Stefan <stefan-guix@vodafonemail.de> skribis:

Toggle quote (3 lines)
> * gnu/build/linux-boot.scm (boot-system) Treat a root option with ":/" as an nfs source
> and avoid to call 'canonicalize-device-spec' for it.

I slightly tweaked the subject line and applied, thank you!

Ludo’.
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Danny Milosavljevic wrote on 3 May 2020 00:19
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Re: bug#40879: [PATCH] gnu: linux-boot: Allow to mount the root file system via nfs
(address . 40879-done@debbugs.gnu.org)
20200503001916.3bab3207@scratchpost.org
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--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -534,10 +534,13 @@ upon error."
;; The "--root=SPEC" kernel command-line option always provides a
;; string, but the string can represent a device, a UUID, or a
;; label. So check for all three.

Nitpick: Comment above it is now outdated ;)
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Marius Bakke wrote on 4 May 2020 16:11
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Re: [bug#40879] [PATCH] gnu: linux-boot: Allow to mount the root file system via nfs
(address . 40879-done@debbugs.gnu.org)
87sggf23k0.fsf@devup.no
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Danny Milosavljevic <dannym@scratchpost.org> writes:

Toggle quote (9 lines)
> --- a/gnu/build/linux-boot.scm
> +++ b/gnu/build/linux-boot.scm
> @@ -534,10 +534,13 @@ upon error."
> ;; The "--root=SPEC" kernel command-line option always provides a
> ;; string, but the string can represent a device, a UUID, or a
> ;; label. So check for all three.
>
> Nitpick: Comment above it is now outdated ;)

Can you update it? :-)
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