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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-21 08:53:43 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-21 08:53:43 +0200
commitc6d9e43954bfa7415a1e9efdb2806ec1d8a8afc8 (patch)
tree4f8b23679ea48fcfbee582f876f62e144c71f8d7 /kernel/sched/syscalls.c
parent07b887f8236eb3ed52f1fe83e385e6436dc4b052 (diff)
parent42f7652d3eb527d03665b09edac47f85fb600924 (diff)
Merge 6.12-rc4 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sched/syscalls.c')
-rw-r--r--kernel/sched/syscalls.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/kernel/sched/syscalls.c b/kernel/sched/syscalls.c
index aa70beee9895..0470bcc3d204 100644
--- a/kernel/sched/syscalls.c
+++ b/kernel/sched/syscalls.c
@@ -529,7 +529,7 @@ int __sched_setscheduler(struct task_struct *p,
{
int oldpolicy = -1, policy = attr->sched_policy;
int retval, oldprio, newprio, queued, running;
- const struct sched_class *prev_class;
+ const struct sched_class *prev_class, *next_class;
struct balance_callback *head;
struct rq_flags rf;
int reset_on_fork;
@@ -706,6 +706,12 @@ change:
queue_flags &= ~DEQUEUE_MOVE;
}
+ prev_class = p->sched_class;
+ next_class = __setscheduler_class(p, newprio);
+
+ if (prev_class != next_class && p->se.sched_delayed)
+ dequeue_task(rq, p, DEQUEUE_SLEEP | DEQUEUE_DELAYED | DEQUEUE_NOCLOCK);
+
queued = task_on_rq_queued(p);
running = task_current(rq, p);
if (queued)
@@ -713,11 +719,10 @@ change:
if (running)
put_prev_task(rq, p);
- prev_class = p->sched_class;
-
if (!(attr->sched_flags & SCHED_FLAG_KEEP_PARAMS)) {
__setscheduler_params(p, attr);
- __setscheduler_prio(p, newprio);
+ p->sched_class = next_class;
+ p->prio = newprio;
}
__setscheduler_uclamp(p, attr);
check_class_changing(rq, p, prev_class);