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-rw-r--r--include/scsi/libsas.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index c83426344e8f..ca393929c10b 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -323,12 +323,20 @@ struct sas_ha_event {
struct sas_ha_struct *ha;
};
+enum sas_ha_state {
+ SAS_HA_REGISTERED,
+ SAS_HA_UNREGISTERED
+};
+
struct sas_ha_struct {
/* private: */
spinlock_t event_lock;
struct sas_ha_event ha_events[HA_NUM_EVENTS];
unsigned long pending;
+ enum sas_ha_state state;
+ spinlock_t state_lock;
+
struct scsi_core core;
/* public: */