sched/fair: Use __schedstat_set() in set_next_entity()

schedstat_enabled() has been already checked, so we can use
__schedstat_set() directly.

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Mel Gorman <mgorman@suse.de>
Link: https://lore.kernel.org/r/20210905143547.4668-2-laoar.shao@gmail.com

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index fd41abe..61d3e3b 100644 (file)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4530,9 +4530,9 @@ set_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *se)
         */
        if (schedstat_enabled() &&
            rq_of(cfs_rq)->cfs.load.weight >= 2*se->load.weight) {
-               schedstat_set(se->statistics.slice_max,
-                       max((u64)schedstat_val(se->statistics.slice_max),
-                           se->sum_exec_runtime - se->prev_sum_exec_runtime));
+               __schedstat_set(se->statistics.slice_max,
+                               max((u64)se->statistics.slice_max,
+                                   se->sum_exec_runtime - se->prev_sum_exec_runtime));
        }
 
        se->prev_sum_exec_runtime = se->sum_exec_runtime;