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    Subject[tip:sched/core] sched/core: Make 'sched_domain_topology' declaration static
    Commit-ID:  c6e1e7b5b7f031910850ddaf7bfa65ba3b4843ea
    Gitweb: http://git.kernel.org/tip/c6e1e7b5b7f031910850ddaf7bfa65ba3b4843ea
    Author: Juergen Gross <jgross@suse.com>
    AuthorDate: Tue, 22 Sep 2015 12:48:59 +0200
    Committer: Ingo Molnar <mingo@kernel.org>
    CommitDate: Wed, 23 Sep 2015 10:19:12 +0200

    sched/core: Make 'sched_domain_topology' declaration static

    The 'sched_domain_topology' variable is only used within kernel/sched/core.c.
    Make it static.

    Signed-off-by: Juergen Gross <jgross@suse.com>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Mike Galbraith <efault@gmx.de>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Link: http://lkml.kernel.org/r/1442918939-9907-1-git-send-email-jgross@suse.com
    Signed-off-by: Ingo Molnar <mingo@kernel.org>
    ---
    include/linux/sched.h | 2 --
    kernel/sched/core.c | 3 ++-
    2 files changed, 2 insertions(+), 3 deletions(-)

    diff --git a/include/linux/sched.h b/include/linux/sched.h
    index bd38b3e..699228b 100644
    --- a/include/linux/sched.h
    +++ b/include/linux/sched.h
    @@ -1127,8 +1127,6 @@ struct sched_domain_topology_level {
    #endif
    };

    -extern struct sched_domain_topology_level *sched_domain_topology;
    -
    extern void set_sched_topology(struct sched_domain_topology_level *tl);
    extern void wake_up_if_idle(int cpu);

    diff --git a/kernel/sched/core.c b/kernel/sched/core.c
    index 1b30b5b..a91df61 100644
    --- a/kernel/sched/core.c
    +++ b/kernel/sched/core.c
    @@ -6445,7 +6445,8 @@ static struct sched_domain_topology_level default_topology[] = {
    { NULL, },
    };

    -struct sched_domain_topology_level *sched_domain_topology = default_topology;
    +static struct sched_domain_topology_level *sched_domain_topology =
    + default_topology;

    #define for_each_sd_topology(tl) \
    for (tl = sched_domain_topology; tl->mask; tl++)

    \
     
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