Re: posix atime/ctime changes despite mtime being set

[Sergey Poznyakoff]

Hi Paul,

> This can happen if one generates two tarballs, one
> with the default gnu format or the use tar format (both of which lack
> subsecond resolution) and the other with posix format (which has
> subseconds).

That's exactly what I pointed out in my previous posting. But, according
to Piotr:

> Additionaly both archives can't be in different formats because
> diffoscope would show us this difference in headers.

As an afterthought, this is not necessarily so, because POSIX format
with all extended headers removed, is indistinguishable from ustar.

Regards,
Sergey