[PATCH RFC] arm64/ftrace: Define a new arm64 trace clock source based on cntpct_el0 register.

[Amit Tomer]

>
> No, it's just an example. No need to update it.

   Ok, Thanks!

>> > Why is this a define and not a static inline?
>>
>> There is no specific reason to it . I would change it to static inline.
>
> Please do. static inline is preferred over defines. We only use defines
> when a static inline wont work for the needed operation.

Ok, Thanks!