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[dm-devel] [PATCH] 2.4: kcopyd.c: fix "flags" parameter to spin_lock_irqsave()



In kcopyd.c, change the "flags" arguments to the spin_lock_irqsave() calls
to unsigned long's. Most architectures don't mind an int, but ppc64 gives
compiler warnings (ppc32 and x86_64 likely will as well).

--- linux-2.4.20a/drivers/md/kcopyd.c	Fri Mar 28 14:48:31 2003
+++ linux-2.4.20b/drivers/md/kcopyd.c	Thu Mar 27 10:18:34 2003
@@ -155,7 +155,7 @@
 static struct buffer_head *alloc_buffer(void)
 {
 	struct buffer_head *r;
-	int flags;
+	unsigned long flags;
 
 	spin_lock_irqsave(&_buffer_lock, flags);
 
@@ -177,7 +177,8 @@
  */
 static void free_buffer(struct buffer_head *bh)
 {
-	int flags, was_empty;
+	unsigned long flags;
+	int was_empty;
 
 	spin_lock_irqsave(&_buffer_lock, flags);
 	was_empty = (_free_buffers == NULL) ? 1 : 0;
@@ -273,7 +274,7 @@
 static inline struct kcopyd_job *pop(struct list_head *jobs)
 {
 	struct kcopyd_job *job = NULL;
-	int flags;
+	unsigned long flags;
 
 	spin_lock_irqsave(&_job_lock, flags);
 
@@ -288,7 +289,7 @@
 
 static inline void push(struct list_head *jobs, struct kcopyd_job *job)
 {
-	int flags;
+	unsigned long flags;
 
 	spin_lock_irqsave(&_job_lock, flags);
 	list_add(&job->list, jobs);



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