Re: [PATCH v2 03/13] rwsem: move rwsem_down_failed_common code intorwsem_down_{read,write}_failed

From: Davidlohr Bueso
Date: Sat Apr 27 2013 - 17:21:14 EST


Sorry, but I just couldn't help myself :)

From: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
Subject: [PATCH] rwsem: no need for explicit signed longs

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
---
lib/rwsem.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/lib/rwsem.c b/lib/rwsem.c
index 4e4c889..50fdd89 100644
--- a/lib/rwsem.c
+++ b/lib/rwsem.c
@@ -63,7 +63,7 @@ __rwsem_do_wake(struct rw_semaphore *sem, enum rwsem_wake_type wake_type)
struct rwsem_waiter *waiter;
struct task_struct *tsk;
struct list_head *next;
- signed long oldcount, woken, loop, adjustment;
+ long oldcount, woken, loop, adjustment;

waiter = list_entry(sem->wait_list.next, struct rwsem_waiter, list);
if (waiter->type == RWSEM_WAITING_FOR_WRITE) {
@@ -144,11 +144,10 @@ __rwsem_do_wake(struct rw_semaphore *sem, enum rwsem_wake_type wake_type)
*/
struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem)
{
- signed long adjustment = -RWSEM_ACTIVE_READ_BIAS;
+ long count, adjustment = -RWSEM_ACTIVE_READ_BIAS;
struct rwsem_waiter waiter;
struct task_struct *tsk = current;
- signed long count;
-
+
/* set up my own style of waitqueue */
waiter.task = tsk;
waiter.type = RWSEM_WAITING_FOR_READ;
@@ -192,10 +191,9 @@ struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem)
*/
struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem)
{
- signed long adjustment = -RWSEM_ACTIVE_WRITE_BIAS;
+ long count, adjustment = -RWSEM_ACTIVE_WRITE_BIAS;
struct rwsem_waiter waiter;
struct task_struct *tsk = current;
- signed long count;

/* set up my own style of waitqueue */
waiter.task = tsk;
--
1.7.11.7



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/