Re: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-15 Thread Thomas Gleixner
rences: ... headers and instead has the MS lookout specific Thread-Topic: [PATCH 0/7] TC-ETF support PTP clocks series Thread-Index: AdaiB8a+x+RhfhtwSZ+NKfvRdyiJkw== headers. If you look at the lore archive you see the effect: https://lore.kernel.org/r/am0pr10mb3073f9694ecad4f612a8

Re: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-14 Thread Meisinger, Andreas
Hello Thomas, Sorry about the wrong format/style of my last mail, hope I did get it right this time. Let me first point at an important thing because we did have discussions here about it too. As of the manpages Linux CLOCK_TAI seems to be defined as an nonsettable clock which does have the sam

Re: AW: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-09 Thread Thomas Gleixner
Andreas, On Fri, Oct 09 2020 at 11:17, Andreas Meisinger wrote: please do not top-post and trim your replies. > Yet we do already have usecases where this can't be done. Additionally > a lot of discussions at this topic are ongoing in 60802 profile > creation too. Some of our usecases do requir

AW: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-09 Thread Meisinger, Andreas
(T RDA IOT INN-DE) ; Sakic, Ermin (T RDA IOT INN-DE) ; Nguyen, An Ninh (DI FA TIP AAT 2) ; Saenger, Michael (DI PA CI R&D 4) ; Maehringer, Bernd (DI PA CI R&D 4) ; Greinert, Gisela (DI PA CI R&D 4) ; Geva, Erez (ext) (DI PA CI R&D 3) ; Erez Geva Betreff: Re: [PATCH 0/7]

Re: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-02 Thread Thomas Gleixner
Vinicius, On Fri, Oct 02 2020 at 12:01, Vinicius Costa Gomes wrote: > I think that there's an underlying problem/limitation that is the cause > of the issue (or at least a step in the right direction) you are trying > to solve: the issue is that PTP clocks can't be used as hrtimers. That's only a

Re: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-02 Thread Geva, Erez
On 02/10/2020 21:01, Vinicius Costa Gomes wrote: > Hi Erez, > > Erez Geva writes: > >> Add support for using PTP clock with >> Traffic control Earliest TxTime First (ETF) Qdisc. >> >> Why do we need ETF to use PTP clock? >> Current ETF requires to synchronization the system clock >> to the P

Re: [PATCH 0/7] TC-ETF support PTP clocks series

2020-10-02 Thread Vinicius Costa Gomes
Hi Erez, Erez Geva writes: > Add support for using PTP clock with > Traffic control Earliest TxTime First (ETF) Qdisc. > > Why do we need ETF to use PTP clock? > Current ETF requires to synchronization the system clock > to the PTP Hardware clock (PHC) we want to send through. > But there are

[PATCH 0/7] TC-ETF support PTP clocks series

2020-10-01 Thread Erez Geva
Add support for using PTP clock with Traffic control Earliest TxTime First (ETF) Qdisc. Why do we need ETF to use PTP clock? Current ETF requires to synchronization the system clock to the PTP Hardware clock (PHC) we want to send through. But there are cases that we can not synchronize the syste