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path: root/drivers/s390/crypto/zcrypt_card.c
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Diffstat (limited to 'drivers/s390/crypto/zcrypt_card.c')
-rw-r--r--drivers/s390/crypto/zcrypt_card.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/s390/crypto/zcrypt_card.c b/drivers/s390/crypto/zcrypt_card.c
index 233e1e695208..da2c8dfd4d74 100644
--- a/drivers/s390/crypto/zcrypt_card.c
+++ b/drivers/s390/crypto/zcrypt_card.c
@@ -83,9 +83,21 @@ static ssize_t zcrypt_card_online_store(struct device *dev,
static DEVICE_ATTR(online, 0644, zcrypt_card_online_show,
zcrypt_card_online_store);
+static ssize_t zcrypt_card_load_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct zcrypt_card *zc = to_ap_card(dev)->private;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n", atomic_read(&zc->load));
+}
+
+static DEVICE_ATTR(load, 0444, zcrypt_card_load_show, NULL);
+
static struct attribute *zcrypt_card_attrs[] = {
&dev_attr_type.attr,
&dev_attr_online.attr,
+ &dev_attr_load.attr,
NULL,
};