On Thu, Mar 29, 2018 at 02:22:48AM +0200, Daniel Golle wrote:
> On Tue, Mar 27, 2018 at 07:42:18PM +0200, Christian Lamparter wrote:
> > This patch adds a image with squashfs as the root filesystem.
> > A rootfs_data partition will be generated on the first boot
> > and placed inside the rootfs partition (just after the squashfs
> > image).
> > 
> > advantages:
> >  - it is possible to migrate from an existing -ext4
> >    installation and back via sysupgrade.
> >  - existing partition layout will not be lost.
> >  - slightly smaller image size.
> >  - support for attendedsysupgrade
> > 
> > disadvantages:
> >  - needs f2fs + tools as well. This is because fs-tools decides on the
> >    blocksize of the sdcard. So either f2fs or ext4 can get choosen as
> >    the rootfs_data filesystem (depends on the size of the root partition).
> >  - rootfs_data is placed into the rootfs partition. This makes
> >    it difficult for tools that expect a /dev/mmc0pX device.
> >    It also makes it difficult for data recovery tools since they
> >    might not expect to find a embedded partition or will be
> >    confused.
> > 
> > For people with existing build configurations: make sure to include mkf2fs
> > and f2fsck package into the image... Otherwise the new -squashfs image will
> > boot of a ram-overlay and won't keep the configurations after a reboot.
> > 
> > Cc: Álvaro Fernández Rojas <nolt...@gmail.com>
> > Cc: Paul Spooren <spoo...@informatik.uni-leipzig.de>
> > Cc: Daniel Golle <dan...@makrotopia.org>
> > Signed-off-by: Christian Lamparter <chunk...@gmail.com>
> 
> Acked-by: Daniel Golle <dan...@makrotopia.org>

Álvaro, please review the patch or at least give us a sign of life.


Cheers


Daniel
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