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    SubjectRe: [PATCH V9 6/6] perf,tools: Show freq/CPU%/CORE_BUSY% in perf report by --freq-perf
    On Tue, Sep 08, 2015 at 03:32:49PM -0400, kan.liang@intel.com wrote:
    > From: Kan Liang <kan.liang@intel.com>
    >
    > Show frequency, CPU Utilization and percent performance for each symbol
    > in perf report by --freq-perf
    >
    > In sampling group, only group leader do sampling. So only need to print
    > group leader's freq in --group.
    >
    > --freq-perf option also implies --group.
    >
    > Here is an example.
    >
    > $ perf report --stdio --freq-perf
    >
    > Overhead FREQ MHz CPU% CORE_BUSY%
    > Command Shared Object Symbol
    > ........................................ ......... ..... ..........
    > ........... ................ ......................
    >
    > 99.54% 99.54% 99.53% 99.53% 99.53% 2301 96 99
    > tchain_edit tchain_edit [.] f3
    > 0.20% 0.20% 0.20% 0.20% 0.20% 2301 98 99
    > tchain_edit tchain_edit [.] f2
    > 0.05% 0.05% 0.05% 0.05% 0.05% 2300 98 99
    > tchain_edit [kernel.vmlinux] [k] read_tsc
    >
    > Signed-off-by: Kan Liang <kan.liang@intel.com>

    it seems ok to me, though I think it could be split
    into HPP__SINGLE_PRINT_FNS support and the rest..

    but I prefer if Arnaldo or Namhyung could review this one

    thanks,
    jirka


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