Re: [linux-sunxi] Re: [PATCH v3 1/2] arm64: arch_timer: Workaround for Allwinner A64 timer instability

2019-12-12 Thread Roman Beránek
On Wednesday, December 4, 2019 at 5:19:23 AM UTC+1, Vasily Khoruzhick wrote: > > On Mon, Jan 14, 2019 at 1:25 AM Marc Zyngier > wrote: > > > > Hi Samuel, > > Hi Samuel, > > > On 13/01/2019 02:17, Samuel Holland wrote: > > > The Allwinner A64 SoC is known[1] to have an unstable

Re: [linux-sunxi] Re: [PATCH v3 1/2] arm64: arch_timer: Workaround for Allwinner A64 timer instability

2019-12-04 Thread Vasily Khoruzhick
On Wed, Dec 4, 2019 at 4:21 AM Marc Zyngier wrote: > > [please note that my email address has changed] > > On 2019-12-04 04:18, Vasily Khoruzhick wrote: > > [...] > > > Unfortunately this patch doesn't completely eliminate the jumps. > > There > > have been reports from users who still saw 95y

Re: [linux-sunxi] Re: [PATCH v3 1/2] arm64: arch_timer: Workaround for Allwinner A64 timer instability

2019-12-03 Thread Vasily Khoruzhick
On Mon, Jan 14, 2019 at 1:25 AM Marc Zyngier wrote: > > Hi Samuel, Hi Samuel, > On 13/01/2019 02:17, Samuel Holland wrote: > > The Allwinner A64 SoC is known[1] to have an unstable architectural > > timer, which manifests itself most obviously in the time jumping forward > > a multiple of 95