X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fsched.c;h=2632b812cf24a1b7ce0e109689793b8476362d42;hb=73a358d1892a8233801e3fd54668075b52ec42da;hp=9508527845df1d91beecb758ddd4f5626b11e77c;hpb=1077682b2f97cee76a79cf38bab3fa022a97d9f8;p=linux-2.6

diff --git a/kernel/sched.c b/kernel/sched.c
index 9508527845..2632b812cf 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1478,6 +1478,7 @@ static inline void prepare_task_switch(runqueue_t *rq, task_t *next)
 
 /**
  * finish_task_switch - clean up after a task-switch
+ * @rq: runqueue associated with task-switch
  * @prev: the thread we just switched away from.
  *
  * finish_task_switch must be called after the context switch, paired
@@ -2887,6 +2888,7 @@ switch_tasks:
 	if (next == rq->idle)
 		schedstat_inc(rq, sched_goidle);
 	prefetch(next);
+	prefetch_stack(next);
 	clear_tsk_need_resched(prev);
 	rcu_qsctr_inc(task_cpu(prev));