On Fri, Nov 20, 2020 at 12:46:24PM +0100, Juergen Gross wrote:

The time pvops functions are the only ones left which might be
used in 32-bit mode and which return a 64-bit value.

Switch them to use the static_call() mechanism instead of pvops, as
this allows quite some simplification of the pvops implementation.

Due to include hell this requires to split out the time interfaces
into a new header file.

There's also this patch floating around; just in case that would come in
handy:

  https://lkml.kernel.org/r/20201110005609.40989-3-frederic@kernel.org