Re: [PATCH V2 1/5] perf/x86/intel/uncore: Parse uncore discovery tables

2021-03-19 Thread Liang, Kan
On 3/18/2021 9:10 PM, Namhyung Kim wrote: Hi Kan, On Thu, Mar 18, 2021 at 3:05 AM wrote: From: Kan Liang A self-describing mechanism for the uncore PerfMon hardware has been introduced with the latest Intel platforms. By reading through an MMIO page worth of information, perf can 'discov

Re: [PATCH V2 1/5] perf/x86/intel/uncore: Parse uncore discovery tables

2021-03-18 Thread Namhyung Kim
Hi Kan, On Thu, Mar 18, 2021 at 3:05 AM wrote: > > From: Kan Liang > > A self-describing mechanism for the uncore PerfMon hardware has been > introduced with the latest Intel platforms. By reading through an MMIO > page worth of information, perf can 'discover' all the standard uncore > PerfMon

[PATCH V2 1/5] perf/x86/intel/uncore: Parse uncore discovery tables

2021-03-17 Thread kan . liang
From: Kan Liang A self-describing mechanism for the uncore PerfMon hardware has been introduced with the latest Intel platforms. By reading through an MMIO page worth of information, perf can 'discover' all the standard uncore PerfMon registers in a machine. The discovery mechanism relies on BIO