dm-verity support

[W. Michael Petullo]

> Security sounds fun. Should I just compile the patches and flash on a
> device?
> 
> Any concrete test cases to see if it did work? Would any router work or do I
> need some flagship x86 device?

Please see

	https://github.com/openwrt/openwrt/pull/3207#issuecomment-660555489

for the steps you could use to test this.

I am not sure what architecture Thomas tested, but he used squashfs. I
used ext4 on x86_64. This should support a wide range of architectures;
I would be interested to hear how much this is the case in practice.

-- 
Mike

:wq