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Diffstat (limited to 'drivers/s390/cio/cio.h')
-rw-r--r--drivers/s390/cio/cio.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index 4541c1af4b6..7e7369b21a9 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -87,7 +87,7 @@ struct orb {
/* subchannel data structure used by I/O subroutines */
struct subchannel {
struct subchannel_id schid;
- spinlock_t lock; /* subchannel lock */
+ spinlock_t *lock; /* subchannel lock */
struct mutex reg_mutex;
enum {
SUBCHANNEL_TYPE_IO = 0,
@@ -137,9 +137,11 @@ extern struct subchannel *cio_probe_console(void);
extern void cio_release_console(void);
extern int cio_is_console(struct subchannel_id);
extern struct subchannel *cio_get_console_subchannel(void);
+extern spinlock_t * cio_get_console_lock(void);
#else
#define cio_is_console(schid) 0
#define cio_get_console_subchannel() NULL
+#define cio_get_console_lock() NULL;
#endif
extern int cio_show_msg;