diff options
Diffstat (limited to 'drivers/s390/char/vmur.h')
| -rw-r--r-- | drivers/s390/char/vmur.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/s390/char/vmur.h b/drivers/s390/char/vmur.h index fa320ad4593d..92d17d7cb47b 100644 --- a/drivers/s390/char/vmur.h +++ b/drivers/s390/char/vmur.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Linux driver for System z and s390 unit record devices * (z/VM virtual punch, reader, printer) @@ -11,6 +12,9 @@ #ifndef _VMUR_H_ #define _VMUR_H_ +#include <linux/refcount.h> +#include <linux/workqueue.h> + #define DEV_CLASS_UR_I 0x20 /* diag210 unit record input device class */ #define DEV_CLASS_UR_O 0x10 /* diag210 unit record output device class */ /* @@ -69,10 +73,11 @@ struct urdev { size_t reclen; /* Record length for *write* CCWs */ int class; /* VM device class */ int io_request_rc; /* return code from I/O request */ - atomic_t ref_count; /* reference counter */ + refcount_t ref_count; /* reference counter */ wait_queue_head_t wait; /* wait queue to serialize open */ int open_flag; /* "urdev is open" flag */ spinlock_t open_lock; /* serialize critical sections */ + struct work_struct uevent_work; /* work to send uevent */ }; /* |