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Use list_for_each_entry() instead of list_for_each() in the block device

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elevator

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Matthias Kaehlcke 2007-07-10 12:26:24 +02:00 committed by Jens Axboe
parent fd11d171e5
commit 70cee26e02
1 changed files with 3 additions and 10 deletions
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13
block/elevator.c
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@ -112,12 +112,8 @@ static inline int elv_try_merge(struct request *__rq, struct bio *bio)
static struct elevator_type *elevator_find(const char *name)
{
struct elevator_type *e;
struct list_head *entry;
list_for_each(entry, &elv_list) {
e = list_entry(entry, struct elevator_type, list);
list_for_each_entry(e, &elv_list, list) {
if (!strcmp(e->elevator_name, name))
return e;
}
@ -1116,14 +1112,11 @@ ssize_t elv_iosched_show(request_queue_t *q, char *name)
{
elevator_t *e = q->elevator;
struct elevator_type *elv = e->elevator_type;
struct list_head *entry;
struct elevator_type *__e;
int len = 0;
spin_lock(&elv_list_lock);
list_for_each(entry, &elv_list) {
struct elevator_type *__e;
__e = list_entry(entry, struct elevator_type, list);
list_for_each_entry(__e, &elv_list, list) {
if (!strcmp(elv->elevator_name, __e->elevator_name))
len += sprintf(name+len, "[%s] ", elv->elevator_name);
else