Messages in this thread | | | Date | Thu, 2 Apr 2020 23:27:04 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v8 0/7] powerpc/perf: Add json file metric support for the hv_24x7 socket/chip level events |
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On Thu, Apr 02, 2020 at 02:03:33AM +0530, Kajol Jain wrote: > Patchset adds json file metric support for the hv_24x7 socket/chip level > events. "hv_24x7" pmu interface events needs system dependent parameter > like socket/chip/core. For example, hv_24x7 chip level events needs > specific chip-id to which the data is requested should be added as part > of pmu events. > > So to enable JSON file support to "hv_24x7" interface, patchset reads > total number of sockets details in sysfs under > "/sys/devices/hv_24x7/interface/". > > Second patch of the patchset adds expr_scanner_ctx object to hold user > data for the expr scanner, which can be used to hold runtime parameter. > > Patch 4 & 6 of the patchset handles perf tool plumbing needed to replace > the "?" character in the metric expression to proper value and hv_24x7 > json metric file for different Socket/chip resources. > > Patch set also enable Hz/hz prinitg for --metric-only option to print > metric data for bus frequency. > > Applied and tested all these patches cleanly on top of jiri's flex changes > with the changes done by Kan Liang for "Support metric group constraint" > patchset and made required changes. > > Also apply this patch on top of the fix patch send earlier > for printing metric name incase overlapping events. > https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/commit/?h=perf/core&id=37cd7f65bf71a48f25eeb6d9be5dacb20d008ea6 > > Changelog: > v7 -> v8 > - Add test case for testing parsing of "?" in metric expression > - Reaname variables name to runtime
Acked-by: Jiri Olsa <jolsa@redhat.com>
thanks, jirka
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