Dear Sirs: Pardon, I know I am a rookie here.
I just wanna say that I found There is overlayfs implement in Ubuntu 12.04 install Disk. And of course it's for x86. Best Rgds, anton -- refered: http://askubuntu.com/questions/109413/how-do-i-use-overlayfs 2012/7/11 Tim Fletcher <t...@night-shade.org.uk> > On 03/07/12 19:37, Kristian Kielhofner wrote: > >> Is /overlay supported on x86? Am I missing something here? >> > > Yes they are and I have a confirmed working setup on x86 with a squashfs > rootfs and an ext4 overlay, however as someone else has pointed out > initramfs is different. > > The way that overlays work from reading the bash scripts requires > pivot_root changing the mount point of the rootfs to /rom and then mounting > up the overlay, however initramfs doesn't have the concept of pivot_root > and so you can't pivot it to make the overlay work. > > Also I'm not sure how the overlay mechanics interact with initramfs as > initramfs is part of the blockcaching layer but from reading the kernel > documentation file ramfs-rootfs-initramfs.txt I think that what you can do > it is copy the contents of your initramfs into the partition you want to > use to store state and then switch with switch_root to that partition. > > > -- > Tim Fletcher <t...@night-shade.org.uk> > > ______________________________**_________________ > openwrt-devel mailing list > openwrt-devel@lists.openwrt.**org <openwrt-devel@lists.openwrt.org> > https://lists.openwrt.org/**mailman/listinfo/openwrt-devel<https://lists.openwrt.org/mailman/listinfo/openwrt-devel> >
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