diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_def.h')
| -rw-r--r-- | drivers/s390/scsi/zfcp_def.h | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index c5daf372f853..4103b5be7683 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -62,9 +62,6 @@ #include <linux/syscalls.h> #include <linux/ioctl.h> -/************************ DEBUG FLAGS *****************************************/ - -#define ZFCP_PRINT_FLAGS /********************* GENERAL DEFINES *********************************/ @@ -152,8 +149,10 @@ typedef u32 scsi_lun_t; #define FSF_QTCB_UNSOLICITED_STATUS 0x6305 #define ZFCP_STATUS_READ_FAILED_THRESHOLD 3 #define ZFCP_STATUS_READS_RECOM FSF_STATUS_READS_RECOM -#define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 6 -#define ZFCP_EXCHANGE_CONFIG_DATA_SLEEP 50 + +/* Do 1st retry in 1 second, then double the timeout for each following retry */ +#define ZFCP_EXCHANGE_CONFIG_DATA_FIRST_SLEEP 100 +#define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 7 /* timeout value for "default timer" for fsf requests */ #define ZFCP_FSF_REQUEST_TIMEOUT (60*HZ); @@ -472,17 +471,6 @@ do { \ ZFCP_LOG(ZFCP_LOG_LEVEL_TRACE, fmt , ##args) #endif -#ifndef ZFCP_PRINT_FLAGS -# define ZFCP_LOG_FLAGS(level, fmt, args...) -#else -extern u32 flags_dump; -# define ZFCP_LOG_FLAGS(level, fmt, args...) \ -do { \ - if (level <= flags_dump) \ - _ZFCP_LOG(fmt, ##args); \ -} while (0) -#endif - /*************** ADAPTER/PORT/UNIT AND FSF_REQ STATUS FLAGS ******************/ /* @@ -502,6 +490,7 @@ do { \ #define ZFCP_STATUS_COMMON_CLOSING 0x02000000 #define ZFCP_STATUS_COMMON_ERP_INUSE 0x01000000 #define ZFCP_STATUS_COMMON_ACCESS_DENIED 0x00800000 +#define ZFCP_STATUS_COMMON_ACCESS_BOXED 0x00400000 /* adapter status */ #define ZFCP_STATUS_ADAPTER_QDIOUP 0x00000002 @@ -763,6 +752,7 @@ typedef void (*zfcp_send_els_handler_t)(unsigned long); /** * struct zfcp_send_els - used to pass parameters to function zfcp_fsf_send_els * @adapter: adapter where request is sent from + * @port: port where ELS is destinated (port reference count has to be increased) * @d_id: destiniation id of port where request is sent to * @req: scatter-gather list for request * @resp: scatter-gather list for response @@ -777,6 +767,7 @@ typedef void (*zfcp_send_els_handler_t)(unsigned long); */ struct zfcp_send_els { struct zfcp_adapter *adapter; + struct zfcp_port *port; fc_id_t d_id; struct scatterlist *req; struct scatterlist *resp; @@ -871,7 +862,7 @@ struct zfcp_adapter { u32 ports; /* number of remote ports */ struct timer_list scsi_er_timer; /* SCSI err recovery watch */ struct list_head fsf_req_list_head; /* head of FSF req list */ - rwlock_t fsf_req_list_lock; /* lock for ops on list of + spinlock_t fsf_req_list_lock; /* lock for ops on list of FSF requests */ atomic_t fsf_reqs_active; /* # active FSF reqs */ struct zfcp_qdio_queue request_queue; /* request queue */ |