Since 565790d28b1 (sched: Fix balance_callback(), 2020-05-11), there
is no longer a need to reuse the result value of the call to finish_task_switch()
inside schedule_tail(), therefore the variable used to hold that value
(rq) is no longer needed.
Signed-off-by: Edmundo Carmona Antoranz <eantoranz@xxxxxxxxx>
---
kernel/sched/core.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ca2bb629595f..8d89d106b724 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4246,8 +4246,6 @@ static struct rq *finish_task_switch(struct task_struct *prev)
asmlinkage __visible void schedule_tail(struct task_struct *prev)
__releases(rq->lock)
{
- struct rq *rq;
-
/*
* New tasks start with FORK_PREEMPT_COUNT, see there and
* finish_task_switch() for details.
@@ -4257,7 +4255,7 @@ asmlinkage __visible void schedule_tail(struct task_struct *prev)
* PREEMPT_COUNT kernels).
*/
- rq = finish_task_switch(prev);
+ finish_task_switch(prev);
preempt_enable();
if (current->set_child_tid)
--
2.30.1
