[package] extroot: block-mount block-extroot: Added ability to do a whole disk extroo...

[15.05/openwrt.git] / package / block-extroot / files / extmount.sh

diff --git a/package/block-extroot/files/extmount.sh b/package/block-extroot/files/extmount.sh
index 1d5ebf2..44d662e 100644 (file)
--- a/package/block-extroot/files/extmount.sh
+++ b/package/block-extroot/files/extmount.sh
@@ -24,3 +24,13 @@ er_load_modules() {
        rm -rf /tmp/extroot_modules
 }
 
+pivot_rom() { # <new_root> <old_root>
+       mount -o move /proc $1/proc && \
+       pivot_root $1 $1$2 && {
+               mount -o move $2/dev /dev
+               mount -o move $2/tmp /tmp
+               mount -o move $2/sys /sys 2>&-
+               return 0
+       }
+}
+