On Thu, Oct 13, 2016 at 03:56:55PM +0200, Mathieu Desnoyers wrote:
> Linux commit 27727df240c7 ("Avoid taking lock in NMI path with
> CONFIG_DEBUG_TIMEKEEPING"), changed the logic to open-code
> the timekeeping_get_ns() function, but forgot to include
> the unit conversion from cycles to nanoseconds, breaking the
> function's output, which impacts LTTng.
> We expected Linux commit 58bfea9532 "timekeeping: Fix
> __ktime_get_fast_ns() regression" to make its way into stable
> kernels promptly, but it appears new stable kernel releases were
> done before the fix was cherry-picked from the master branch.
Sorry, will go queue that up now...