Re: [Xen-devel] [PATCH 1/3] xen/arm: introduce xen_read_wallclock

[Mark Rutland <mark.rutland@xxxxxxx>]

> +     delta = arch_timer_read_counter();      /* time since system boot */
> +     delta += now.tv_sec * (u64)NSEC_PER_SEC + now.tv_nsec;

The arch counter value is not a number of nanoseconds (unless CNTFRQ
reads as 1000000), so this doesn't look right; the units don't match.

Thanks,
Mark.

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