diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_def.h')
| -rw-r--r-- | drivers/s390/scsi/zfcp_def.h | 34 |
1 files changed, 2 insertions, 32 deletions
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 6ed48654c299..ff4e2ca19beb 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -39,9 +39,7 @@ #include <asm/sysinfo.h> #include "zfcp_fsf.h" -/********************* GENERAL DEFINES *********************************/ - -#define REQUEST_LIST_SIZE 128 +struct zfcp_reqlist; /********************* SCSI SPECIFIC DEFINES *********************************/ #define ZFCP_SCSI_ER_TIMEOUT (10*HZ) @@ -206,8 +204,7 @@ struct zfcp_adapter { struct list_head port_list; /* remote port list */ rwlock_t port_list_lock; /* port list lock */ unsigned long req_no; /* unique FSF req number */ - struct list_head *req_list; /* list of pending reqs */ - spinlock_t req_list_lock; /* request list lock */ + struct zfcp_reqlist *req_list; u32 fsf_req_seq_no; /* FSF cmnd seq number */ rwlock_t abort_lock; /* Protects against SCSI stack abort/command @@ -351,31 +348,4 @@ struct zfcp_data { #define ZFCP_SET 0x00000100 #define ZFCP_CLEAR 0x00000200 -/* - * Helper functions for request ID management. - */ -static inline int zfcp_reqlist_hash(unsigned long req_id) -{ - return req_id % REQUEST_LIST_SIZE; -} - -static inline void zfcp_reqlist_remove(struct zfcp_adapter *adapter, - struct zfcp_fsf_req *fsf_req) -{ - list_del(&fsf_req->list); -} - -static inline struct zfcp_fsf_req * -zfcp_reqlist_find(struct zfcp_adapter *adapter, unsigned long req_id) -{ - struct zfcp_fsf_req *request; - unsigned int idx; - - idx = zfcp_reqlist_hash(req_id); - list_for_each_entry(request, &adapter->req_list[idx], list) - if (request->req_id == req_id) - return request; - return NULL; -} - #endif /* ZFCP_DEF_H */ |