Re: [PATCH 1/1] Change IBS PMU to use perf_hw_context

2013-06-18 Thread Suravee Suthikulanit
Peter, I am trying to resurrect this patch. Basically, I have provided the information to show that IBS is supposed to support per-process usage. Would you mind taking a look at this? Thank you, Suravee On 1/16/2013 4:19 PM, Suravee Suthikulpanit wrote: Hi, I am following up with this p

Re: [PATCH 1/1] Change IBS PMU to use perf_hw_context

2013-01-16 Thread Suravee Suthikulpanit
Hi, I am following up with this patch. Please let me know if you would like me to provide any more data or verifications. Thank you, Suravee On Tue, 2012-12-18 at 16:54 -0600, Suravee Suthikulpanit wrote: > Ingo, Robert > > I am including a set of output from "perf report" to help validating I

Re: [PATCH 1/1] Change IBS PMU to use perf_hw_context

2012-12-18 Thread Suravee Suthikulpanit
Ingo, Robert I am including a set of output from "perf report" to help validating IBS in per-process mode. In this experiment I ran a couple test cases: case 1. perf record -e cycles (baseline per-process mode w/ regular counter) case 2. perf record -a -e cycles:p (baseline system-wide

Re: [PATCH 1/1] Change IBS PMU to use perf_hw_context

2012-12-17 Thread Robert Richter
On 16.12.12 10:04:10, Ingo Molnar wrote: > > * suravee.suthikulpa...@amd.com wrote: > > > From: Suravee Suthikulpanit > > > > Currently, the AMD IBS PMU initialize pmu.task_ctx_nr to > > perf_invalid_context which only allows IBS to be running only > > in system-wide mode (e.g. perf record -

Re: [PATCH 1/1] Change IBS PMU to use perf_hw_context

2012-12-16 Thread Ingo Molnar
* suravee.suthikulpa...@amd.com wrote: > From: Suravee Suthikulpanit > > Currently, the AMD IBS PMU initialize pmu.task_ctx_nr to > perf_invalid_context which only allows IBS to be running only > in system-wide mode (e.g. perf record -a). IBS hardware is > available in each core and should