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Subject[PATCH -next] sched/core: fix variable "delta" set but not used
Date
The commit 5443a0be6121 ("sched: Use fair:prio_changed() instead of
ad-hoc implementation") left behind an unused variable.

kernel/sched/core.c: In function 'set_user_nice':
kernel/sched/core.c:4507:16: warning: variable 'delta' set but not used
[-Wunused-but-set-variable]
int old_prio, delta;
^~~~~

Fixes: 5443a0be6121 ("sched: Use fair:prio_changed() instead of ad-hoc implementation")
Signed-off-by: Qian Cai <cai@lca.pw>
---
kernel/sched/core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 15508c202bf5..1f6c094520e0 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4504,7 +4504,7 @@ static inline int rt_effective_prio(struct task_struct *p, int prio)
void set_user_nice(struct task_struct *p, long nice)
{
bool queued, running;
- int old_prio, delta;
+ int old_prio;
struct rq_flags rf;
struct rq *rq;

@@ -4538,7 +4538,6 @@ void set_user_nice(struct task_struct *p, long nice)
set_load_weight(p, true);
old_prio = p->prio;
p->prio = effective_prio(p);
- delta = p->prio - old_prio;

if (queued)
enqueue_task(rq, p, ENQUEUE_RESTORE | ENQUEUE_NOCLOCK);
--
2.21.0 (Apple Git-122.2)
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