[PATCH v2 1/2] sched/fair: Fix asym_fits_capacity() task_util type

From: Vincent Donnefort
Date: Thu Nov 18 2021 - 09:16:17 EST


task_util is an unsigned long value, compared with a CPU capacity which is
unsigned long as well. There's no need for an intermediate implicit int
cast.

Fixes: b4c9c9f15649 ("sched/fair: Prefer prev cpu in asymmetric wakeup path")
Signed-off-by: Vincent Donnefort <vincent.donnefort@xxxxxxx>
Reviewed-by: Vincent Guittot <vincent.guittot@xxxxxxxxxx>

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 945d987246c5..8fde6e10e24b 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6346,7 +6346,7 @@ select_idle_capacity(struct task_struct *p, struct sched_domain *sd, int target)
return best_cpu;
}

-static inline bool asym_fits_capacity(int task_util, int cpu)
+static inline bool asym_fits_capacity(unsigned long task_util, int cpu)
{
if (static_branch_unlikely(&sched_asym_cpucapacity))
return fits_capacity(task_util, capacity_of(cpu));
--
2.25.1