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-rwxr-xr-xmeta/recipes-core/initrdscripts/initramfs-framework/finish21
1 files changed, 21 insertions, 0 deletions
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/finish b/meta/recipes-core/initrdscripts/initramfs-framework/finish
index 717383ebac..ac0de9f996 100755
--- a/meta/recipes-core/initrdscripts/initramfs-framework/finish
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/finish
@@ -12,8 +12,29 @@ finish_run() {
fatal "ERROR: There's no '/dev' on rootfs."
fi
+ # Unmount anything that was automounted by busybox via mdev-mount.sh.
+ # We're about to switch_root, and leaving anything mounted will prevent
+ # the next rootfs from modifying the block device. Ignore ROOT_DISK,
+ # if it was set by setup-live, because it'll be mounted over loopback
+ # to ROOTFS_DIR.
+ local dev
+ for dev in /run/media/*; do
+ if mountpoint -q "${dev}" && [ "${dev##*/}" != "${ROOT_DISK}" ]; then
+ umount -f "${dev}" || debug "Failed to unmount ${dev}"
+ fi
+ done
+
info "Switching root to '$ROOTFS_DIR'..."
+ debug "Moving basic mounts onto rootfs"
+ for dir in `awk '/\/dev.* \/run\/media/{print $2}' /proc/mounts`; do
+ # Parse any OCT or HEX encoded chars such as spaces
+ # in the mount points to actual ASCII chars
+ dir=`printf $dir`
+ mkdir -p "${ROOTFS_DIR}/media/${dir##*/}"
+ mount -n --move "$dir" "${ROOTFS_DIR}/media/${dir##*/}"
+ done
+
debug "Moving /dev, /proc and /sys onto rootfs..."
mount --move /dev $ROOTFS_DIR/dev
mount --move /proc $ROOTFS_DIR/proc