Name

switch_root — switch to another filesystem as the root of the mount tree.

Synopsis

switch_root [−hV]

switch_root newroot init [ arg... ]

DESCRIPTION

switch_root moves already mounted /proc, /dev and /sys to newroot and makes newroot the new root filesystem and starts init process.

WARNING: switch_root removes recursively all files and directories on the current root filesystem.

OPTIONS

−h, −−help

show help and exit

−V, −−version

show version number and exit

RETURN VALUE

switch_root returns 0 on success and 1 on failure.

SEE ALSO

mount(8) chroot(2) init(8) mkinitrd(8)

AUTHORS

Peter Jones <pjones@redhat.com>
Jeremy Katz <katzj@redhat.com>
Karel Zak <kzak@redhat.com>

AVAILABILITY

The switch_root command is part of the util-linux-ng package and is available from ftp://ftp.kernel.org/pub/linux/utils/util-linux-ng/.


  Karel Zak <kzakredhat.com>