Re: [PATCH v5 1/3] Provide in-kernel headers to make extending kernel easier

["Enrico Weigelt, metux IT consult" <lkml@xxxxxxxxx>]

On 10.04.19 21:19, Arnd Bergmann wrote:

> - we use cpio for initramfs because unpacking cpio in C code is
>   fairly simple, while unpacking tar is not (see the wikipedia page on tar).
>   If we were to unpack it from the kernel, the initramfs code could be
>   trivially reused.

What about ar ? ;-)

> - nobody sane uses cpio in user space, since tar is already present
>   almost everywhere, while cpio is rather obscure in comparison.

So, rpm doesn't count as "sane" ? :o


--mtx

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Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
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