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Subject[tip: sched/core] sched/core: Remove unused variable from set_user_nice()
The following commit has been merged into the sched/core branch of tip:

Commit-ID: 53a23364b6b0c679a8ecfc48e74d652f18e3631f
Gitweb: https://git.kernel.org/tip/53a23364b6b0c679a8ecfc48e74d652f18e3631f
Author: Qian Cai <cai@lca.pw>
AuthorDate: Thu, 19 Dec 2019 09:03:14 -05:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Wed, 25 Dec 2019 10:42:06 +01:00

sched/core: Remove unused variable from set_user_nice()

This commit left behind an unused variable:

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
int old_prio, delta;
^~~~~

Signed-off-by: Qian Cai <cai@lca.pw>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Fixes: 5443a0be6121 ("sched: Use fair:prio_changed() instead of ad-hoc implementation")
Link: https://lkml.kernel.org/r/20191219140314.1252-1-cai@lca.pw
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
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 15508c2..1f6c094 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);
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