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    SubjectRe: [perf] perf test BPF fails on 4.9.20
    On Mon, 5 Feb 2018 15:17:41 +0530
    Pintu Kumar <pintu.ping@gmail.com> wrote:

    > On Sat, Feb 3, 2018 at 6:49 PM, Masami Hiramatsu <mhiramat@kernel.org> wrote:
    > > Hi Pintu,
    > >
    > > On Fri, 2 Feb 2018 19:03:30 +0530
    > > Pintu Kumar <pintu.ping@gmail.com> wrote:
    > >
    > >> Hi All,
    > >>
    > >> I have fixed both the issue with perf test.
    > >>
    > >> 1) 16: Try 'import perf' in python, checking link problems : FAILED!
    > >> To fix this issue, I have to install:
    > >> pip install --upgrade pip
    > >> pip2.7 install perf
    > >>
    > >> 2) 37.2: Test BPF prologue generation : FAILED!
    > >> To fix this issue I had to enable full version of CONFIG_DEBUG_INFO in kernel.
    > >>
    > >> Now, my question is:
    > >> Is it possible to pass BPF test without enabling CONFIG_DEBUG_INFO in kernel ?
    > >
    > > It depends on what BPF test does, but it seems to access local vars. This means
    > > you need to enable CONFIG_DEBUG_INFO. With debuginfo we can find the assignment
    > > of register/stack for each local variable.
    > >
    >
    > OK. Thank you so much for your reply.
    > I think we don't need BPF test at this time.
    > Is it possible to disable/skip it ?

    It depends on what you want to do with perf. If you don't use BPF, yes, you can
    skip it :)

    Thank you,

    --
    Masami Hiramatsu <mhiramat@kernel.org>

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