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* Run `swapoff -a' during shutdown. Otherwise filesystems containing

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swapfiles cannot be unmounted or even remounted read-only.
* In the remount, pass `-t none' to get a more informative error
  message if the filesystem is in use.

svn path=/nixos/branches/boot-order/; revision=22179
This commit is contained in:
Eelco Dolstra 2010-06-08 10:06:00 +00:00
parent 48fdc931a4
commit 23cc979f61
1 changed files with 7 additions and 3 deletions
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6
modules/system/upstart-events/shutdown.nix
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@ -65,6 +65,10 @@ with pkgs.lib;
hwclock --systohc --utc hwclock --systohc --utc
# Stop all swap devices.
swapoff -a
# Unmount helper functions. # Unmount helper functions.
getMountPoints() { getMountPoints() {
cat /proc/mounts \ cat /proc/mounts \
@ -99,7 +103,7 @@ with pkgs.lib;
# `-i' is to workaround a bug in mount.cifs (it # `-i' is to workaround a bug in mount.cifs (it
# doesn't recognise the `remount' option, and # doesn't recognise the `remount' option, and
# instead mounts the FS again). # instead mounts the FS again).
mount -n -i -o remount,ro "$mp" mount -t none -n -i -o remount,ro none "$mp"
# Note: don't use `umount -f'; it's very buggy. # Note: don't use `umount -f'; it's very buggy.
# (For instance, when applied to a bind-mount it # (For instance, when applied to a bind-mount it