--- 2.4.19-pre5/drivers/block/ll_rw_blk.c~ide-lockup	Fri Mar 29 21:19:11 2002
+++ 2.4.19-pre5-akpm/drivers/block/ll_rw_blk.c	Fri Mar 29 21:20:04 2002
@@ -336,14 +336,16 @@ void generic_unplug_device(void *data)
  */
 int blk_grow_request_list(request_queue_t *q, int nr_requests)
 {
-	spin_lock_irq(&io_request_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&io_request_lock, flags);
 	while (q->nr_requests < nr_requests) {
 		struct request *rq;
 		int rw;
 
-		spin_unlock_irq(&io_request_lock);
+		spin_unlock_irqrestore(&io_request_lock, flags);
 		rq = kmem_cache_alloc(request_cachep, SLAB_KERNEL);
-		spin_lock_irq(&io_request_lock);
+		spin_lock_irqsave(&io_request_lock, flags);
 		if (rq == NULL)
 			break;
 		memset(rq, 0, sizeof(*rq));
@@ -356,7 +358,7 @@ int blk_grow_request_list(request_queue_
 	q->batch_requests = q->nr_requests / 4;
 	if (q->batch_requests > 32)
 		q->batch_requests = 32;
-	spin_unlock_irq(&io_request_lock);
+	spin_unlock_irqrestore(&io_request_lock, flags);
 	return q->nr_requests;
 }