struct list_head task_queue;
int task_queue_size;
- struct semaphore queue_thread_sema;
- int queue_thread_kill;
+ struct task_struct *queue_thread;
};
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: */
#define SAS_TASK_STATE_PENDING 1
#define SAS_TASK_STATE_DONE 2
#define SAS_TASK_STATE_ABORTED 4
+#define SAS_TASK_NEED_DEV_RESET 8
#define SAS_TASK_AT_INITIATOR 16
static inline struct sas_task *sas_alloc_task(gfp_t flags)
{
extern struct kmem_cache *sas_task_cache;
- struct sas_task *task = kmem_cache_alloc(sas_task_cache, flags);
+ struct sas_task *task = kmem_cache_zalloc(sas_task_cache, flags);
if (task) {
- memset(task, 0, sizeof(*task));
INIT_LIST_HEAD(&task->list);
spin_lock_init(&task->task_state_lock);
task->task_state_flags = SAS_TASK_STATE_PENDING;
void sas_init_dev(struct domain_device *);
-void sas_task_abort(struct work_struct *);
+void sas_task_abort(struct sas_task *);
+int __sas_task_abort(struct sas_task *);
+int sas_eh_device_reset_handler(struct scsi_cmnd *cmd);
+int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd);
#endif /* _SASLIB_H_ */