[RFC/PATCH 0/1] ubi: Add ubiblock driver

Ricard Wanderlof ricard.wanderlof at axis.com
Wed Nov 21 05:00:49 EST 2012

On Wed, 21 Nov 2012, Thomas Petazzoni wrote:

> On Wed, 21 Nov 2012 06:28:43 +0100, Ricard Wanderlof wrote:
>> I don't want to diminish your work in any way, but what is the point of
>> the ubiblock feature? Mtd block devices are really only used in order to
>> give the mount/umount commands a block device, and for ubifs the device is
>> specified in another way. So I suspect the intended usage for ubiblock is
>> something else.
> The idea, when David Wagner implemented this, was to be able to use
> read-only block filesystems such as squashfs on top of a UBI volume.
> squashfs provides an excellent compression ratio, which makes it
> interesting.

Yes, I agree, that would be useful.

Ricard Wolf Wanderlöf                           ricardw(at)axis.com
Axis Communications AB, Lund, Sweden            www.axis.com
Phone +46 46 272 2016                           Fax +46 46 13 61 30

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