Re: [PATCH v1 0/3] Perf tool: Enable Arm arch timer counter and arm-spe's timestamp

2020-07-15 Thread Leo Yan
Hi Ian, On Wed, Jul 15, 2020 at 09:31:14AM -0700, Ian Rogers wrote: > On Tue, Jul 14, 2020 at 7:34 PM Leo Yan wrote: > > > > This patch set is to enable Arm arch timer counter and Arm SPE is the > > first customer to use arch timer counter for its timestamp. > > > > The patch 01 is to retrieve ar

Re: [PATCH v1 0/3] Perf tool: Enable Arm arch timer counter and arm-spe's timestamp

2020-07-15 Thread Ian Rogers
On Tue, Jul 14, 2020 at 7:34 PM Leo Yan wrote: > > This patch set is to enable Arm arch timer counter and Arm SPE is the > first customer to use arch timer counter for its timestamp. > > The patch 01 is to retrieve arch timer's parameters from mmaped page; > patch 02 provides APIs for the conversi

[PATCH v1 0/3] Perf tool: Enable Arm arch timer counter and arm-spe's timestamp

2020-07-14 Thread Leo Yan
This patch set is to enable Arm arch timer counter and Arm SPE is the first customer to use arch timer counter for its timestamp. The patch 01 is to retrieve arch timer's parameters from mmaped page; patch 02 provides APIs for the conversion between arch timer's counter and time; patch 03 is to en