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Diffstat (limited to 'block/elevator.c')
-rw-r--r--block/elevator.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/block/elevator.c b/block/elevator.c
index 25f6ef28e3b..ce866eb75f6 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -134,13 +134,13 @@ static struct elevator_type *elevator_get(const char *name)
{
struct elevator_type *e;
- spin_lock_irq(&elv_list_lock);
+ spin_lock(&elv_list_lock);
e = elevator_find(name);
if (e && !try_module_get(e->elevator_owner))
e = NULL;
- spin_unlock_irq(&elv_list_lock);
+ spin_unlock(&elv_list_lock);
return e;
}
@@ -964,17 +964,19 @@ void elv_unregister_queue(struct request_queue *q)
int elv_register(struct elevator_type *e)
{
- spin_lock_irq(&elv_list_lock);
+ char *def = "";
+
+ spin_lock(&elv_list_lock);
BUG_ON(elevator_find(e->elevator_name));
list_add_tail(&e->list, &elv_list);
- spin_unlock_irq(&elv_list_lock);
+ spin_unlock(&elv_list_lock);
- printk(KERN_INFO "io scheduler %s registered", e->elevator_name);
if (!strcmp(e->elevator_name, chosen_elevator) ||
(!*chosen_elevator &&
!strcmp(e->elevator_name, CONFIG_DEFAULT_IOSCHED)))
- printk(" (default)");
- printk("\n");
+ def = " (default)";
+
+ printk(KERN_INFO "io scheduler %s registered%s\n", e->elevator_name, def);
return 0;
}
EXPORT_SYMBOL_GPL(elv_register);
@@ -997,9 +999,9 @@ void elv_unregister(struct elevator_type *e)
read_unlock(&tasklist_lock);
}
- spin_lock_irq(&elv_list_lock);
+ spin_lock(&elv_list_lock);
list_del_init(&e->list);
- spin_unlock_irq(&elv_list_lock);
+ spin_unlock(&elv_list_lock);
}
EXPORT_SYMBOL_GPL(elv_unregister);
@@ -1117,7 +1119,7 @@ ssize_t elv_iosched_show(request_queue_t *q, char *name)
struct list_head *entry;
int len = 0;
- spin_lock_irq(&elv_list_lock);
+ spin_lock(&elv_list_lock);
list_for_each(entry, &elv_list) {
struct elevator_type *__e;
@@ -1127,7 +1129,7 @@ ssize_t elv_iosched_show(request_queue_t *q, char *name)
else
len += sprintf(name+len, "%s ", __e->elevator_name);
}
- spin_unlock_irq(&elv_list_lock);
+ spin_unlock(&elv_list_lock);
len += sprintf(len+name, "\n");
return len;