1 files changed, 23 insertions, 24 deletions

diff --git a/drivers/s390/crypto/ap_card.c b/drivers/s390/crypto/ap_card.c
index 0a39dfdb6a1d..6588713319ba 100644
--- a/drivers/s390/crypto/ap_card.c
+++ b/drivers/s390/crypto/ap_card.c
@@ -66,9 +66,9 @@ static ssize_t request_count_show(struct device *dev,
 	u64 req_cnt;
 
 	req_cnt = 0;
-	spin_lock_bh(&ap_list_lock);
+	spin_lock_bh(&ap_queues_lock);
 	req_cnt = atomic64_read(&ac->total_request_count);
-	spin_unlock_bh(&ap_list_lock);
+	spin_unlock_bh(&ap_queues_lock);
 	return scnprintf(buf, PAGE_SIZE, "%llu\n", req_cnt);
 }
 
@@ -76,13 +76,15 @@ static ssize_t request_count_store(struct device *dev,
 				   struct device_attribute *attr,
 				   const char *buf, size_t count)
 {
-	struct ap_card *ac = to_ap_card(dev);
+	int bkt;
 	struct ap_queue *aq;
+	struct ap_card *ac = to_ap_card(dev);
 
-	spin_lock_bh(&ap_list_lock);
-	for_each_ap_queue(aq, ac)
-		aq->total_request_count = 0;
-	spin_unlock_bh(&ap_list_lock);
+	spin_lock_bh(&ap_queues_lock);
+	hash_for_each(ap_queues, bkt, aq, hnode)
+		if (ac == aq->card)
+			aq->total_request_count = 0;
+	spin_unlock_bh(&ap_queues_lock);
 	atomic64_set(&ac->total_request_count, 0);
 
 	return count;
@@ -93,15 +95,17 @@ static DEVICE_ATTR_RW(request_count);
 static ssize_t requestq_count_show(struct device *dev,
 				   struct device_attribute *attr, char *buf)
 {
-	struct ap_card *ac = to_ap_card(dev);
+	int bkt;
 	struct ap_queue *aq;
 	unsigned int reqq_cnt;
+	struct ap_card *ac = to_ap_card(dev);
 
 	reqq_cnt = 0;
-	spin_lock_bh(&ap_list_lock);
-	for_each_ap_queue(aq, ac)
-		reqq_cnt += aq->requestq_count;
-	spin_unlock_bh(&ap_list_lock);
+	spin_lock_bh(&ap_queues_lock);
+	hash_for_each(ap_queues, bkt, aq, hnode)
+		if (ac == aq->card)
+			reqq_cnt += aq->requestq_count;
+	spin_unlock_bh(&ap_queues_lock);
 	return scnprintf(buf, PAGE_SIZE, "%d\n", reqq_cnt);
 }
 
@@ -110,15 +114,17 @@ static DEVICE_ATTR_RO(requestq_count);
 static ssize_t pendingq_count_show(struct device *dev,
 				   struct device_attribute *attr, char *buf)
 {
-	struct ap_card *ac = to_ap_card(dev);
+	int bkt;
 	struct ap_queue *aq;
 	unsigned int penq_cnt;
+	struct ap_card *ac = to_ap_card(dev);
 
 	penq_cnt = 0;
-	spin_lock_bh(&ap_list_lock);
-	for_each_ap_queue(aq, ac)
-		penq_cnt += aq->pendingq_count;
-	spin_unlock_bh(&ap_list_lock);
+	spin_lock_bh(&ap_queues_lock);
+	hash_for_each(ap_queues, bkt, aq, hnode)
+		if (ac == aq->card)
+			penq_cnt += aq->pendingq_count;
+	spin_unlock_bh(&ap_queues_lock);
 	return scnprintf(buf, PAGE_SIZE, "%d\n", penq_cnt);
 }
 
@@ -163,11 +169,6 @@ static void ap_card_device_release(struct device *dev)
 {
 	struct ap_card *ac = to_ap_card(dev);
 
-	if (!list_empty(&ac->list)) {
-		spin_lock_bh(&ap_list_lock);
-		list_del_init(&ac->list);
-		spin_unlock_bh(&ap_list_lock);
-	}
 	kfree(ac);
 }
 
@@ -179,8 +180,6 @@ struct ap_card *ap_card_create(int id, int queue_depth, int raw_type,
 	ac = kzalloc(sizeof(*ac), GFP_KERNEL);
 	if (!ac)
 		return NULL;
-	INIT_LIST_HEAD(&ac->list);
-	INIT_LIST_HEAD(&ac->queues);
 	ac->ap_dev.device.release = ap_card_device_release;
 	ac->ap_dev.device.type = &ap_card_type;
 	ac->ap_dev.device_type = comp_type;