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    SubjectRe: [PATCH 00/11] perf tool: Add PERF_SAMPLE_READ sample read support
    Date
    Hi Jiri,

    On Sat, 20 Oct 2012 16:33:08 +0200, Jiri Olsa wrote:
    > hi,
    > adding support to read sample values through the PERF_SAMPLE_READ
    > sample type. It's now possible to specify 'S' modifier for an event
    > and get its sample value by PERF_SAMPLE_READ.

    I have a question. What's an actual impact of specifying 'S' modifiere
    to a non-group event or even only a (non-leader) member of a group? For
    instance, 'cycles:S' or '{branches,branch-misses:S}'.

    Thanks,
    Namhyung


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