linux-kernel - [PATCH v3 14/14] rwsem: no need for explicit signed longs

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Date:	Tue,  7 May 2013 06:46:02 -0700
From:	Michel Lespinasse <walken@...gle.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>, Rik van Riel <riel@...hat.com>,
	Davidlohr Bueso <davidlohr.bueso@...com>,
	Peter Hurley <peter@...leysoftware.com>
Cc:	Alex Shi <alex.shi@...el.com>,
	Yuanhan Liu <yuanhan.liu@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH v3 14/14] rwsem: no need for explicit signed longs

From: Davidlohr Bueso <davidlohr.bueso@...com>

Change explicit "signed long" declarations into plain "long" as suggested
by Peter Hurley.

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@...com>
Reviewed-by: Michel Lespinasse <walken@...gle.com>
Signed-off-by: Michel Lespinasse <walken@...gle.com>
---
 lib/rwsem.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/lib/rwsem.c b/lib/rwsem.c
index 61f91ca75e40..cf0ad2ad19f5 100644
--- a/lib/rwsem.c
+++ b/lib/rwsem.c
@@ -64,7 +64,7 @@ __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) {
@@ -145,10 +145,9 @@ __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;
@@ -193,10 +192,9 @@ 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;
-- 
1.8.2.1

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