[OE-core] [PATCH 1/1] Image_types: use ustar format in cpio command

[Andre McCurdy]

On Tue, Nov 14, 2017 at 2:11 AM, André Draszik <git at andred.net> wrote:
> On Tue, 2017-11-14 at 22:14 +0800, Shashwat Pandey wrote:
>> Using ustar format due to ROOTFS size exceeding issue.
>> Ustar supports up to 8GB.
>> Where as newc support up to 4GB.
>>
>> [YOCTO #11674]
>
> Do recent kernels actually support ustar for initramfs? I thought it only
> supported newc? My 4.9 kernel certainly still only mentions newc...

Also note that the sizes being referred to are actually the "file size
limits for individual files" not the total cpio archive size.

  https://www.gnu.org/software/cpio/manual/cpio.html

What's the case where > 4GB files are needed in an initramfs?