Messages in this thread | | | Date | Thu, 14 May 2020 10:21:15 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v2] perf parse-events: Make add PMU verbose output clearer |
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On Wed, May 13, 2020 at 03:06:35PM -0700, Ian Rogers wrote:
SNIP
> found event unc_iio_data_req_of_cpu.mem_read.part3 > adding {unc_iio_data_req_of_cpu.mem_read.part0,unc_iio_data_req_of_cpu.mem_read.part1,unc_iio_data_req_of_cpu.mem_read.part2,unc_iio_data_req_of_cpu.mem_read.part3}:W,{unc_iio_data_req_of_cpu.mem_read.part0,unc_iio_data_req_of_cpu.mem_read.part1,unc_iio_data_req_of_cpu.mem_read.part2,unc_iio_data_req_of_cpu.mem_read.part3}:W > intel_pt default config: tsc,mtc,mtc_period=3,psb_period=3,pt,branch > Attempting to add event pmu 'uncore_iio_free_running_5' with 'unc_iio_data_req_of_cpu.mem_read.part0,' that may result in non-fatal errors > After aliases, add event pmu 'uncore_iio_free_running_5' with 'fc_mask,ch_mask,umask,event,' that may result in non-fatal errors > Attempting to add event pmu 'uncore_iio_free_running_3' with 'unc_iio_data_req_of_cpu.mem_read.part0,' that may result in non-fatal errors > After aliases, add event pmu 'uncore_iio_free_running_3' with 'fc_mask,ch_mask,umask,event,' that may result in non-fatal errors > Attempting to add event pmu 'uncore_iio_free_running_1' with 'unc_iio_data_req_of_cpu.mem_read.part0,' that may result in non-fatal errors > After aliases, add event pmu 'uncore_iio_free_running_1' with 'fc_mask,ch_mask,umask,event,' that may result in non-fatal errors > Multiple errors dropping message: unknown term 'fc_mask' for pmu 'uncore_iio_free_running_3' (valid terms: event,umask,config,config1,config2,name,period,percore) > ... > > So before you see a 'WARNING: multiple event parsing errors' and > 'Invalid event/parameter'. After you see 'Attempting... that may result > in non-fatal errors' then 'Multiple errors...' with details that > 'fc_mask' wasn't known to a free running counter. While not completely > clean, this makes it clearer that an error hasn't really occurred. > > v2. addresses review feedback from Jiri Olsa <jolsa@redhat.com>. > > Reviewed-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
thanks, jirka
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