The patch titled
Block device elevator: use list_for_each_entry() instead of list_for_each()
has been added to the -mm tree. Its filename is
block-device-elevator-use-list_for_each_entry-instead-of-list_for_each.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Block device elevator: use list_for_each_entry() instead of list_for_each()
From: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx>
Use list_for_each_entry() instead of list_for_each() in the block device
elevator
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx>
Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
block/elevator.c | 13 +++----------
1 files changed, 3 insertions(+), 10 deletions(-)
diff -puN block/elevator.c~block-device-elevator-use-list_for_each_entry-instead-of-list_for_each block/elevator.c
--- a/block/elevator.c~block-device-elevator-use-list_for_each_entry-instead-of-list_for_each
+++ a/block/elevator.c
@@ -112,12 +112,8 @@ static inline int elv_try_merge(struct r
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
{
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
_
Patches currently in -mm which might be from matthias.kaehlcke@xxxxxxxxx are
kcopyd-use-mutex-instead-of-semaphore.patch
power-management-use-mutexes-instead-of-semaphores.patch
sysdev-use-mutex-instead-of-semaphore.patch
use-mutex-instead-of-semaphore-in-the-mtd-st-m25pxx-driver.patch
use-mutex-instead-of-semaphore-in-the-mtd-dataflash-driver.patch
use-mutex-instead-of-binary-semaphore-in-cdu-31a-driver.patch
use-mutex-instead-of-semaphore-in-sbpcd-driver.patch
block-device-elevator-use-list_for_each_entry-instead-of-list_for_each.patch
use-list_for_each_entry-for-iteration-in-hostap_apc.patch
use-list_for_each_entry-for-iteration-in-prism-54-driver.patch
use-mutexes-instead-of-semaphores-in-i2o-driver.patch
use-mutex-instead-of-semaphore-in-capi-20-driver.patch
-
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