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    Subject[PATCH v3 11/12] sched/numa: drop unnecessary variable in task_weight
    Date
    Drop unnecessary total_faults variable in function task_weight to unify
    task_weight and group_weight.

    Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
    ---
    kernel/sched/fair.c | 11 ++---------
    1 files changed, 2 insertions(+), 9 deletions(-)

    diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
    index 942e67b..df8b677 100644
    --- a/kernel/sched/fair.c
    +++ b/kernel/sched/fair.c
    @@ -947,17 +947,10 @@ static inline unsigned long group_faults(struct task_struct *p, int nid)
    */
    static inline unsigned long task_weight(struct task_struct *p, int nid)
    {
    - unsigned long total_faults;
    -
    - if (!p->numa_faults)
    - return 0;
    -
    - total_faults = p->total_numa_faults;
    -
    - if (!total_faults)
    + if (!p->numa_faults || !p->total_numa_faults)
    return 0;

    - return 1000 * task_faults(p, nid) / total_faults;
    + return 1000 * task_faults(p, nid) / p->total_numa_faults;
    }

    static inline unsigned long group_weight(struct task_struct *p, int nid)
    --
    1.7.5.4


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