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authorGuillaume Le Vaillant <glv@posteo.net>2019-12-02 21:15:50 +0100
committerLudovic Courtès <ludo@gnu.org>2019-12-12 17:56:33 +0100
commit55e21617d68073077fdc9f35307e94859ec7a6c4 (patch)
treef3c321fe110ce469ebff8b58d4ca209276e657a0 /gnu
parent336afa17e37a4ef2ab13efa24a25805d37a11cc8 (diff)
downloadpatches-55e21617d68073077fdc9f35307e94859ec7a6c4.tar
patches-55e21617d68073077fdc9f35307e94859ec7a6c4.tar.gz
linux-boot: Don't ignore flags when mounting root file system.
* gnu/build/linux-boot.scm (mount-root-file-system): Add the 'flags' keyword argument and use it when mounting the root file system. (boot-system): Pass the root file system flags to 'mount-root-file-system'. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Diffstat (limited to 'gnu')
-rw-r--r--gnu/build/linux-boot.scm18
1 files changed, 13 insertions, 5 deletions
diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm
index 950a3507f2..3d40a7d05d 100644
--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -358,10 +358,10 @@ the last argument of `mknod'."
(filter-map string->number (scandir "/proc")))))
(define* (mount-root-file-system root type
- #: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. OPTIONS indicates the options to use
+ #:key volatile-root? (flags 0) 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. FLAGS and OPTIONS indicates the options to use
to mount ROOT."
(if volatile-root?
@@ -384,7 +384,7 @@ to mount ROOT."
"lowerdir=/real-root,upperdir=/rw-root/upper,workdir=/rw-root/work"))
(begin
(check-file-system root type)
- (mount root "/root" type 0 options)))
+ (mount root "/root" type flags options)))
;; Make sure /root/etc/mtab is a symlink to /proc/self/mounts.
(false-if-exception
@@ -474,6 +474,13 @@ upon error."
mounts)
"ext4"))
+ (define root-fs-flags
+ (mount-flags->bit-mask (or (any (lambda (fs)
+ (and (root-mount-point? fs)
+ (file-system-flags fs)))
+ mounts)
+ '())))
+
(define root-fs-options
(any (lambda (fs)
(and (root-mount-point? fs)
@@ -533,6 +540,7 @@ upon error."
(mount-root-file-system (canonicalize-device-spec root)
root-fs-type
#:volatile-root? volatile-root?
+ #:flags root-fs-flags
#:options root-fs-options))
(mount "none" "/root" "tmpfs"))