/*
* Switch this queue to the given IO scheduler.
*/
-static int __elevator_change(struct request_queue *q, const char *name)
+static int elevator_change(struct request_queue *q, const char *elevator_name)
{
- char elevator_name[ELV_NAME_MAX];
struct elevator_type *e;
/* Make sure queue is not in the middle of being removed */
/*
* Special case for mq, turn off scheduling
*/
- if (!strncmp(name, "none", 4)) {
+ if (!strncmp(elevator_name, "none", 4)) {
if (!q->elevator)
return 0;
return elevator_switch(q, NULL);
}
- strlcpy(elevator_name, name, sizeof(elevator_name));
- e = elevator_get(q, strstrip(elevator_name), true);
+ e = elevator_get(q, elevator_name, true);
if (!e)
return -EINVAL;
return elevator_switch(q, e);
}
-ssize_t elv_iosched_store(struct request_queue *q, const char *name,
+ssize_t elv_iosched_store(struct request_queue *q, const char *buf,
size_t count)
{
+ char elevator_name[ELV_NAME_MAX];
int ret;
if (!elv_support_iosched(q))
return count;
- ret = __elevator_change(q, name);
+ strlcpy(elevator_name, buf, sizeof(elevator_name));
+ ret = elevator_change(q, strstrip(elevator_name));
if (!ret)
return count;
-
return ret;
}