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    SubjectRe: [PATCH 01/12] perf_events: add generic taken branch sampling support
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    On Thu, 2011-10-06 at 16:49 +0200, Stephane Eranian wrote:
    > +enum perf_branch_sample_type {
    > + PERF_SAMPLE_BRANCH_USER = 1U << 0, /* user level branches */
    > + PERF_SAMPLE_BRANCH_KERNEL = 1U << 1, /* kernel level branches */


    I just merged a patch-set that adds guest/host muck as well, would it
    make sense to extend this stuff to support that as well?

    > + PERF_SAMPLE_BRANCH_ANY = 1U << 2, /* any branch types */
    > + PERF_SAMPLE_BRANCH_ANY_CALL = 1U << 3, /* any call branch */
    > + PERF_SAMPLE_BRANCH_ANY_RETURN = 1U << 4, /* any return branch */
    > + PERF_SAMPLE_BRANCH_IND_CALL = 1U << 5, /* indirect calls */
    > +
    > + PERF_SAMPLE_BRANCH_MAX = 1U << 6,/* non-ABI */
    > +}


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