fstools: allow to stack another overlay on top of existing one
authorRoman Yeryomin <leroi.lists@gmail.com>
Sat, 19 Dec 2015 21:38:02 +0000 (23:38 +0200)
committerJohn Crispin <blogic@openwrt.org>
Sun, 20 Dec 2015 12:57:17 +0000 (13:57 +0100)
commitd90165cdbdac40e6e2699d831e13473479d8cb79
tree7dbb7c729d4271c6dc7ff0ec17ce3df24053d099
parent86ebc116da42168a1b57204c98747c6cccebdc68
fstools: allow to stack another overlay on top of existing one

`mount_root ram' will pivot existing root to ram even if it was
overlayfs already. Useful when playing with new configurations
as it allows to preserve existing/stable configuration.

Signed-off-by: Roman Yeryomin <roman@advem.lv>
mount_root.c