diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/build/linux-boot.scm | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm index d902cc416f..950a3507f2 100644 --- a/gnu/build/linux-boot.scm +++ b/gnu/build/linux-boot.scm @@ -1,6 +1,7 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com> +;;; Copyright © 2019 Guillaume Le Vaillant <glv@posteo.net> ;;; ;;; This file is part of GNU Guix. ;;; @@ -357,15 +358,16 @@ the last argument of `mknod'." (filter-map string->number (scandir "/proc"))))) (define* (mount-root-file-system root type - #:key volatile-root?) + #:key volatile-root? options) "Mount the root file system of type TYPE at device ROOT. If VOLATILE-ROOT? is true, mount ROOT read-only and make it an overlay with a writable tmpfs -using the kernel built-in overlayfs." +using the kernel built-in overlayfs. OPTIONS indicates the options to use +to mount ROOT." (if volatile-root? (begin (mkdir-p "/real-root") - (mount root "/real-root" type MS_RDONLY) + (mount root "/real-root" type MS_RDONLY options) (mkdir-p "/rw-root") (mount "none" "/rw-root" "tmpfs") @@ -382,7 +384,7 @@ using the kernel built-in overlayfs." "lowerdir=/real-root,upperdir=/rw-root/upper,workdir=/rw-root/work")) (begin (check-file-system root type) - (mount root "/root" type))) + (mount root "/root" type 0 options))) ;; Make sure /root/etc/mtab is a symlink to /proc/self/mounts. (false-if-exception @@ -472,6 +474,12 @@ upon error." mounts) "ext4")) + (define root-fs-options + (any (lambda (fs) + (and (root-mount-point? fs) + (file-system-options fs))) + mounts)) + (display "Welcome, this is GNU's early boot Guile.\n") (display "Use '--repl' for an initrd REPL.\n\n") @@ -524,7 +532,8 @@ upon error." (else (file-system-label root))))) (mount-root-file-system (canonicalize-device-spec root) root-fs-type - #:volatile-root? volatile-root?)) + #:volatile-root? volatile-root? + #:options root-fs-options)) (mount "none" "/root" "tmpfs")) ;; Mount the specified file systems. |