ext4: Fix duplicate entries returned from getdents() system call

[linux-2.6-omap-h63xx.git] / kernel / workqueue.c

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 714afad46539616e4bbcab15240160ca4d188226..f928f2a87b9b365a8e1d8684902a3ad6f917d6b0 100644 (file)
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -62,6 +62,7 @@ struct workqueue_struct {
        const char *name;
        int singlethread;
        int freezeable;         /* Freeze threads during suspend */
+       int rt;
 #ifdef CONFIG_LOCKDEP
        struct lockdep_map lockdep_map;
 #endif
@@ -766,6 +767,7 @@ init_cpu_workqueue(struct workqueue_struct *wq, int cpu)
 
 static int create_workqueue_thread(struct cpu_workqueue_struct *cwq, int cpu)
 {
+       struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
        struct workqueue_struct *wq = cwq->wq;
        const char *fmt = is_single_threaded(wq) ? "%s" : "%s/%d";
        struct task_struct *p;
@@ -781,7 +783,8 @@ static int create_workqueue_thread(struct cpu_workqueue_struct *cwq, int cpu)
         */
        if (IS_ERR(p))
                return PTR_ERR(p);
-
+       if (cwq->wq->rt)
+               sched_setscheduler_nocheck(p, SCHED_FIFO, &param);
        cwq->thread = p;
 
        return 0;
@@ -801,6 +804,7 @@ static void start_workqueue_thread(struct cpu_workqueue_struct *cwq, int cpu)
 struct workqueue_struct *__create_workqueue_key(const char *name,
                                                int singlethread,
                                                int freezeable,
+                                               int rt,
                                                struct lock_class_key *key,
                                                const char *lock_name)
 {
@@ -822,6 +826,7 @@ struct workqueue_struct *__create_workqueue_key(const char *name,
        lockdep_init_map(&wq->lockdep_map, lock_name, key, 0);
        wq->singlethread = singlethread;
        wq->freezeable = freezeable;
+       wq->rt = rt;
        INIT_LIST_HEAD(&wq->list);
 
        if (singlethread) {