Re: [PATCHv2] timekeeping: Update multiplier when NTP frequency is set directly

2018-06-22 Thread Thomas Gleixner
On Fri, 22 Jun 2018, John Stultz wrote: > On Fri, Jun 22, 2018 at 2:09 PM, Thomas Gleixner wrote: > > On Mon, 4 Jun 2018, Miroslav Lichvar wrote: > > > >> When the NTP frequency is set directly from userspace using the > >> ADJ_FREQUENCY or ADJ_TICK timex mode, immediately update the > >> timekeep

Re: [PATCHv2] timekeeping: Update multiplier when NTP frequency is set directly

2018-06-22 Thread John Stultz
On Fri, Jun 22, 2018 at 2:09 PM, Thomas Gleixner wrote: > On Mon, 4 Jun 2018, Miroslav Lichvar wrote: > >> When the NTP frequency is set directly from userspace using the >> ADJ_FREQUENCY or ADJ_TICK timex mode, immediately update the >> timekeeper's multiplier instead of waiting for the next tick

Re: [PATCHv2] timekeeping: Update multiplier when NTP frequency is set directly

2018-06-22 Thread Thomas Gleixner
On Mon, 4 Jun 2018, Miroslav Lichvar wrote: > When the NTP frequency is set directly from userspace using the > ADJ_FREQUENCY or ADJ_TICK timex mode, immediately update the > timekeeper's multiplier instead of waiting for the next tick. > > This removes a hidden non-deterministic delay in setting