s390/dasd: Handle out-of-space constraint

[people/ms/linux.git] / drivers / s390 / block / dasd_int.h

diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index aa4fd0d206bbe8e4837a8d1b08cc74a44a850429..91c9f9586e0f645f87fe9899fb7f3e437ee85bb8 100644 (file)
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -386,6 +386,7 @@ struct dasd_discipline {
        int (*ext_pool_cap_at_warnlevel)(struct dasd_device *);
        int (*ext_pool_warn_thrshld)(struct dasd_device *);
        int (*ext_pool_oos)(struct dasd_device *);
+       int (*ext_pool_exhaust)(struct dasd_device *, struct dasd_ccw_req *);
        struct dasd_ccw_req *(*ese_format)(struct dasd_device *, struct dasd_ccw_req *);
        void (*ese_read)(struct dasd_ccw_req *);
 };
@@ -407,6 +408,7 @@ extern struct dasd_discipline *dasd_diag_discipline_pointer;
 #define DASD_EER_NOPATH      2
 #define DASD_EER_STATECHANGE 3
 #define DASD_EER_PPRCSUSPEND 4
+#define DASD_EER_NOSPC      5
 
 /* DASD path handling */
 
@@ -581,6 +583,7 @@ struct dasd_queue {
 #define DASD_STOPPED_SU      16        /* summary unit check handling */
 #define DASD_STOPPED_PM      32        /* pm state transition */
 #define DASD_UNRESUMED_PM    64        /* pm resume failed state */
+#define DASD_STOPPED_NOSPC   128       /* no space left */
 
 /* per device flags */
 #define DASD_FLAG_OFFLINE      3       /* device is in offline processing */
@@ -776,6 +779,8 @@ int dasd_generic_restore_device(struct ccw_device *);
 enum uc_todo dasd_generic_uc_handler(struct ccw_device *, struct irb *);
 void dasd_generic_path_event(struct ccw_device *, int *);
 int dasd_generic_verify_path(struct dasd_device *, __u8);
+void dasd_generic_space_exhaust(struct dasd_device *, struct dasd_ccw_req *);
+void dasd_generic_space_avail(struct dasd_device *);
 
 int dasd_generic_read_dev_chars(struct dasd_device *, int, void *, int);
 char *dasd_get_sense(struct irb *);