Merge tag 'dma-mapping-5.15' of git://git.infradead.org/users/hch/dma-mapping

[linux-2.6-microblaze.git] / kernel / sched / sched.h

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index a9a660c..3d3e579 100644 (file)
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1103,7 +1103,7 @@ struct rq {
        unsigned int            core_sched_seq;
        struct rb_root          core_tree;
 
-       /* shared state */
+       /* shared state -- careful with sched_core_cpu_deactivate() */
        unsigned int            core_task_seq;
        unsigned int            core_pick_seq;
        unsigned long           core_cookie;
@@ -2266,6 +2266,9 @@ static inline struct task_struct *get_push_task(struct rq *rq)
        if (p->nr_cpus_allowed == 1)
                return NULL;
 
+       if (p->migration_disabled)
+               return NULL;
+
        rq->push_busy = true;
        return get_task_struct(p);
 }