RE: [PATCH 3/6] Timer: expose monotonic clock and counter value

2019-09-17 Thread Jianyong Wu (Arm Technology China)
Will Deacon ; Suzuki > Poulose ; linux-kernel@vger.kernel.org; Steve > Capper ; Kaly Xin (Arm Technology China) > ; Justin He (Arm Technology China) > ; nd ; linux-arm- > ker...@lists.infradead.org > Subject: Re: [PATCH 3/6] Timer: expose monotonic clock and counter value >

Re: [PATCH 3/6] Timer: expose monotonic clock and counter value

2019-09-17 Thread Richard Cochran
On Tue, Sep 17, 2019 at 07:24:27AM -0400, Jianyong Wu wrote: > A number of PTP drivers (such as ptp-kvm) are assuming what the > current clock source is, which could lead to interesting effects on > systems where the clocksource can change depending on external events. > > For this purpose, add a

RE: [PATCH 3/6] Timer: expose monotonic clock and counter value

2019-09-17 Thread Jianyong Wu (Arm Technology China)
Will Deacon ; Suzuki > Poulose > Cc: linux-kernel@vger.kernel.org; Steve Capper ; > Kaly Xin (Arm Technology China) ; Justin He (Arm > Technology China) ; nd ; linux-arm- > ker...@lists.infradead.org > Subject: Re: [PATCH 3/6] Timer: expose monotonic clock and counter value >

Re: [PATCH 3/6] Timer: expose monotonic clock and counter value

2019-09-17 Thread Marc Zyngier
On 17/09/2019 12:24, Jianyong Wu wrote: > A number of PTP drivers (such as ptp-kvm) are assuming what the > current clock source is, which could lead to interesting effects on > systems where the clocksource can change depending on external events. > > For this purpose, add a new API that retrives