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    SubjectRe: [PATCH] sched/pelt: fix false running accounting in PELT
    Hi Vincent,

    [auto build test ERROR on tip/sched/core]
    [also build test ERROR on v4.12-rc7 next-20170630]
    [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

    url: https://github.com/0day-ci/linux/commits/Vincent-Guittot/sched-pelt-fix-false-running-accounting-in-PELT/20170702-002907
    config: i386-randconfig-x078-07012120 (attached as .config)
    compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
    reproduce:
    # save the attached .config to linux build tree
    make ARCH=i386

    All errors (new ones prefixed by >>):

    kernel/sched/fair.c: In function '___update_load_avg':
    >> kernel/sched/fair.c:2986:10: error: implicit declaration of function 'scale_time' [-Werror=implicit-function-declaration]
    delta = scale_time(delta, cpu, sa, weight, running);
    ^~~~~~~~~~
    cc1: some warnings being treated as errors

    vim +/scale_time +2986 kernel/sched/fair.c

    2980 running = 1;
    2981
    2982 /*
    2983 * Scale time to reflect the amount a computation effectively done
    2984 * during the time slot at current capacity
    2985 */
    > 2986 delta = scale_time(delta, cpu, sa, weight, running);
    2987
    2988 /*
    2989 * Now we know we crossed measurement unit boundaries. The *_avg

    ---
    0-DAY kernel test infrastructure Open Source Technology Center
    https://lists.01.org/pipermail/kbuild-all Intel Corporation
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