Re: RFC: time_namespaces(7) manual page

From: Thomas Gleixner
Date: Tue Apr 07 2020 - 10:19:24 EST


"Michael Kerrisk (man-pages)" <mtk.manpages@xxxxxxxxx> writes:
> I've tried to capture this info, as well some other relevant errors
> in the following text. Does it look okay?
>
> Writes to the timens_offsets file can fail with the following
> errors:
>
> EINVAL An offset-nanosecs value is greater than 999,999,999.
>
> EINVAL A clock-id value is not valid.
>
> EPERM The caller does not have the the CAP_SYS_TIME capability.
>
> ERANGE An offset-secs value is out of range. In particular;
>
> Â offset-secs can't be set to a value which would make the
> current time on the corresponding clock inside the namesâ
> pace a negative value; and
>
> Â offset-secs can't be set to a value such that the time on
> the corresponding clock inside the namespace would exceed
> half of the value of the kernel constant KTIME_SEC_MAX
> (this limits the clock value to a maximum of approxiâ
> mately 146 years).

Yes.

Thanks,

tglx