linux-kernel - [PATCH] lustre: delete pointless wait queue related casts.

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Message-ID: <1386707810-6227-1-git-send-email-paul.gortmaker@windriver.com>
Date:	Tue, 10 Dec 2013 15:36:50 -0500
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	<linux-kernel@...r.kernel.org>,
	Paul Gortmaker <paul.gortmaker@...driver.com>
Subject: [PATCH] lustre: delete pointless wait queue related casts.

These serve no purpose at all, and can only mask real type
clash issues that one would want to actually see.

Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>

diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-prim.c b/drivers/staging/lustre/lustre/libcfs/linux/linux-prim.c
index cc9829ffbdcb..c7bc7fcccb8e 100644
--- a/drivers/staging/lustre/lustre/libcfs/linux/linux-prim.c
+++ b/drivers/staging/lustre/lustre/libcfs/linux/linux-prim.c
@@ -46,13 +46,10 @@
 #include <asm/kgdb.h>
 #endif
 
-#define LINUX_WAITQ(w) ((wait_queue_t *) w)
-#define LINUX_WAITQ_HEAD(w) ((wait_queue_head_t *) w)
-
 void
 init_waitqueue_entry_current(wait_queue_t *link)
 {
-	init_waitqueue_entry(LINUX_WAITQ(link), current);
+	init_waitqueue_entry(link, current);
 }
 EXPORT_SYMBOL(init_waitqueue_entry_current);
 
@@ -74,9 +71,9 @@ add_wait_queue_exclusive_head(wait_queue_head_t *waitq, wait_queue_t *link)
 {
 	unsigned long flags;
 
-	spin_lock_irqsave(&LINUX_WAITQ_HEAD(waitq)->lock, flags);
-	__add_wait_queue_exclusive(LINUX_WAITQ_HEAD(waitq), LINUX_WAITQ(link));
-	spin_unlock_irqrestore(&LINUX_WAITQ_HEAD(waitq)->lock, flags);
+	spin_lock_irqsave(&waitq->lock, flags);
+	__add_wait_queue_exclusive(waitq, link);
+	spin_unlock_irqrestore(&waitq->lock, flags);
 }
 EXPORT_SYMBOL(add_wait_queue_exclusive_head);
 
-- 
1.8.5.1

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