Thanks for the quick response. I will check out the links Bartos provided. Certainly, my query is not related to busybox, but where else can i find a better community for my query :)
Regards ~Sameer On Wed, May 30, 2012 at 12:34 PM, Ralf Friedl <[email protected]> wrote: > What you are looking for is sometimes called "union file system". There > exist some variations of such file systems, unfortunately there is none in > the official kernel. It seems that Linus doesn't like the idea. > > Of course this is not related to busybox. > You may want to look at the implementation in openwrt. > > Sameer Naik schrieb: > >> Hello, >> >> I have a rather unusual query. >> >> Consider that i have a readonly filesystem mounted at / and that the >> /etc folder consists of some files. Is is possible to mount a ramfs >> filesystem at /etc such that the existing files in the /etc partition >> are still accessible and any new files written to the /etc partition >> are saved in the ramfs (which will be lost upon reboot). >> >> To illustrate the query visually. >> >> $ ls /etc >> fstab mtab >> >> $ (mount ram filesystem at /etc) >> $ ls /etc >> fstab mtab >> >> $ touch /etc/file >> $ ls /etc >> fstab mtab file >> >> $ umount /etc >> $ ls /etc >> fstab mtab >> >> I hope this helps you understand my query. >> >> Thanks and Regards >> ~Sameer _______________________________________________ busybox mailing list [email protected] http://lists.busybox.net/mailman/listinfo/busybox
