s390/zcryt: Handle AP configuration changes
Detect external AP bus configuration changes and request
an AP device rescan.
Signed-off-by: Holger Dengler <hd@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/crypto/zcrypt_error.h b/drivers/s390/crypto/zcrypt_error.h
index 0965e26..0079b66 100644
--- a/drivers/s390/crypto/zcrypt_error.h
+++ b/drivers/s390/crypto/zcrypt_error.h
@@ -26,6 +26,8 @@
#ifndef _ZCRYPT_ERROR_H_
#define _ZCRYPT_ERROR_H_
+#include <linux/atomic.h>
+#include "zcrypt_debug.h"
#include "zcrypt_api.h"
/**
@@ -108,16 +110,27 @@
* and then repeat the request.
*/
WARN_ON(1);
+ atomic_set(&zcrypt_rescan_req, 1);
zdev->online = 0;
+ ZCRYPT_DBF_DEV(DBF_ERR, zdev, "dev%04xo%drc%d",
+ zdev->ap_dev->qid,
+ zdev->online, ehdr->reply_code);
return -EAGAIN;
case REP82_ERROR_TRANSPORT_FAIL:
case REP82_ERROR_MACHINE_FAILURE:
// REP88_ERROR_MODULE_FAILURE // '10' CEX2A
/* If a card fails disable it and repeat the request. */
+ atomic_set(&zcrypt_rescan_req, 1);
zdev->online = 0;
+ ZCRYPT_DBF_DEV(DBF_ERR, zdev, "dev%04xo%drc%d",
+ zdev->ap_dev->qid,
+ zdev->online, ehdr->reply_code);
return -EAGAIN;
default:
zdev->online = 0;
+ ZCRYPT_DBF_DEV(DBF_ERR, zdev, "dev%04xo%drc%d",
+ zdev->ap_dev->qid,
+ zdev->online, ehdr->reply_code);
return -EAGAIN; /* repeat the request on a different device. */
}
}