diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_fsf.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 324 |
1 files changed, 46 insertions, 278 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 148b11c822bf..0d9f20edc490 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -61,7 +61,6 @@ static int zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *); static int zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *); static int zfcp_fsf_req_dispatch(struct zfcp_fsf_req *); static void zfcp_fsf_req_dismiss(struct zfcp_fsf_req *); -static void zfcp_fsf_req_free(struct zfcp_fsf_req *); /* association between FSF command and FSF QTCB type */ static u32 fsf_qtcb_type[] = { @@ -149,13 +148,13 @@ zfcp_fsf_req_alloc(mempool_t *pool, int req_flags) * * locks: none */ -static void +void zfcp_fsf_req_free(struct zfcp_fsf_req *fsf_req) { if (likely(fsf_req->pool != NULL)) mempool_free(fsf_req, fsf_req->pool); - else - kfree(fsf_req); + else + kfree(fsf_req); } /* @@ -170,30 +169,21 @@ zfcp_fsf_req_free(struct zfcp_fsf_req *fsf_req) int zfcp_fsf_req_dismiss_all(struct zfcp_adapter *adapter) { - int retval = 0; struct zfcp_fsf_req *fsf_req, *tmp; + unsigned long flags; + LIST_HEAD(remove_queue); - list_for_each_entry_safe(fsf_req, tmp, &adapter->fsf_req_list_head, - list) - zfcp_fsf_req_dismiss(fsf_req); - /* wait_event_timeout? */ - while (!list_empty(&adapter->fsf_req_list_head)) { - ZFCP_LOG_DEBUG("fsf req list of adapter %s not yet empty\n", - zfcp_get_busid_by_adapter(adapter)); - /* wait for woken intiators to clean up their requests */ - msleep(jiffies_to_msecs(ZFCP_FSFREQ_CLEANUP_TIMEOUT)); - } + spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); + list_splice_init(&adapter->fsf_req_list_head, &remove_queue); + atomic_set(&adapter->fsf_reqs_active, 0); + spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); - /* consistency check */ - if (atomic_read(&adapter->fsf_reqs_active)) { - ZFCP_LOG_NORMAL("bug: There are still %d FSF requests pending " - "on adapter %s after cleanup.\n", - atomic_read(&adapter->fsf_reqs_active), - zfcp_get_busid_by_adapter(adapter)); - atomic_set(&adapter->fsf_reqs_active, 0); + list_for_each_entry_safe(fsf_req, tmp, &remove_queue, list) { + list_del(&fsf_req->list); + zfcp_fsf_req_dismiss(fsf_req); } - return retval; + return 0; } /* @@ -226,10 +216,6 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req) { int retval = 0; int cleanup; - struct zfcp_adapter *adapter = fsf_req->adapter; - - /* do some statistics */ - atomic_dec(&adapter->fsf_reqs_active); if (unlikely(fsf_req->fsf_command == FSF_QTCB_UNSOLICITED_STATUS)) { ZFCP_LOG_DEBUG("Status read response received\n"); @@ -260,7 +246,7 @@ zfcp_fsf_req_complete(struct zfcp_fsf_req *fsf_req) * lock must not be held here since it will be * grabed by the called routine, too */ - zfcp_fsf_req_cleanup(fsf_req); + zfcp_fsf_req_free(fsf_req); } else { /* notify initiator waiting for the requests completion */ ZFCP_LOG_TRACE("waking initiator of FSF request %p\n",fsf_req); @@ -346,15 +332,10 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->prefix.prot_status) { case FSF_PROT_GOOD: - ZFCP_LOG_TRACE("FSF_PROT_GOOD\n"); - break; - case FSF_PROT_FSF_STATUS_PRESENTED: - ZFCP_LOG_TRACE("FSF_PROT_FSF_STATUS_PRESENTED\n"); break; case FSF_PROT_QTCB_VERSION_ERROR: - ZFCP_LOG_FLAGS(0, "FSF_PROT_QTCB_VERSION_ERROR\n"); ZFCP_LOG_NORMAL("error: The adapter %s contains " "microcode of version 0x%x, the device driver " "only supports 0x%x. Aborting.\n", @@ -371,7 +352,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_SEQ_NUMB_ERROR: - ZFCP_LOG_FLAGS(0, "FSF_PROT_SEQ_NUMB_ERROR\n"); ZFCP_LOG_NORMAL("bug: Sequence number mismatch between " "driver (0x%x) and adapter %s (0x%x). " "Restarting all operations on this adapter.\n", @@ -390,7 +370,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_UNSUPP_QTCB_TYPE: - ZFCP_LOG_FLAGS(0, "FSF_PROT_UNSUP_QTCB_TYPE\n"); ZFCP_LOG_NORMAL("error: Packet header type used by the " "device driver is incompatible with " "that used on adapter %s. " @@ -405,7 +384,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_HOST_CONNECTION_INITIALIZING: - ZFCP_LOG_FLAGS(1, "FSF_PROT_HOST_CONNECTION_INITIALIZING\n"); zfcp_cmd_dbf_event_fsf("hconinit", fsf_req, &fsf_req->qtcb->prefix.prot_status_qual, sizeof (union fsf_prot_status_qual)); @@ -416,7 +394,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_DUPLICATE_REQUEST_ID: - ZFCP_LOG_FLAGS(0, "FSF_PROT_DUPLICATE_REQUEST_IDS\n"); if (fsf_req->qtcb) { ZFCP_LOG_NORMAL("bug: The request identifier 0x%Lx " "to the adapter %s is ambiguous. " @@ -445,7 +422,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_LINK_DOWN: - ZFCP_LOG_FLAGS(1, "FSF_PROT_LINK_DOWN\n"); /* * 'test and set' is not atomic here - * it's ok as long as calls to our response queue handler @@ -502,13 +478,11 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) ZFCP_STATUS_COMMON_ERP_FAILED, &adapter->status); zfcp_erp_adapter_reopen(adapter, 0); - debug_text_event(adapter->erp_dbf, 1, "prot_link_down"); } fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_PROT_REEST_QUEUE: - ZFCP_LOG_FLAGS(1, "FSF_PROT_REEST_QUEUE\n"); debug_text_event(adapter->erp_dbf, 1, "prot_reest_queue"); ZFCP_LOG_INFO("The local link to adapter with " "%s was re-plugged. " @@ -528,7 +502,6 @@ zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_PROT_ERROR_STATE: - ZFCP_LOG_FLAGS(0, "FSF_PROT_ERROR_STATE\n"); ZFCP_LOG_NORMAL("error: The adapter %s " "has entered the error state. " "Restarting all operations on this " @@ -589,7 +562,6 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req) /* evaluate FSF Status */ switch (fsf_req->qtcb->header.fsf_status) { case FSF_UNKNOWN_COMMAND: - ZFCP_LOG_FLAGS(0, "FSF_UNKNOWN_COMMAND\n"); ZFCP_LOG_NORMAL("bug: Command issued by the device driver is " "not known by the adapter %s " "Stopping all operations on this adapter. " @@ -606,14 +578,12 @@ zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *fsf_req) break; case FSF_FCP_RSP_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_FCP_RSP_AVAILABLE\n"); ZFCP_LOG_DEBUG("FCP Sense data will be presented to the " "SCSI stack.\n"); debug_text_event(fsf_req->adapter->erp_dbf, 3, "fsf_s_rsp"); break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_astatus"); zfcp_fsf_fsfstatus_qual_eval(fsf_req); break; @@ -647,11 +617,9 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) { case FSF_SQ_FCP_RSP_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_SQ_FCP_RSP_AVAILABLE\n"); debug_text_event(fsf_req->adapter->erp_dbf, 4, "fsf_sq_rsp"); break; case FSF_SQ_RETRY_IF_POSSIBLE: - ZFCP_LOG_FLAGS(2, "FSF_SQ_RETRY_IF_POSSIBLE\n"); /* The SCSI-stack may now issue retries or escalate */ debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_retry"); zfcp_cmd_dbf_event_fsf("sqretry", fsf_req, @@ -660,7 +628,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_COMMAND_ABORTED: - ZFCP_LOG_FLAGS(2, "FSF_SQ_COMMAND_ABORTED\n"); /* Carry the aborted state on to upper layer */ debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_sq_abort"); zfcp_cmd_dbf_event_fsf("sqabort", fsf_req, @@ -670,7 +637,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_NO_RECOM: - ZFCP_LOG_FLAGS(0, "FSF_SQ_NO_RECOM\n"); debug_text_exception(fsf_req->adapter->erp_dbf, 0, "fsf_sq_no_rec"); ZFCP_LOG_NORMAL("bug: No recommendation could be given for a" @@ -684,7 +650,6 @@ zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_PROGRAMMING_ERROR: - ZFCP_LOG_FLAGS(0, "FSF_SQ_ULP_PROGRAMMING_ERROR\n"); ZFCP_LOG_NORMAL("error: not enough SBALs for data transfer " "(adapter %s)\n", zfcp_get_busid_by_adapter(fsf_req->adapter)); @@ -740,72 +705,58 @@ zfcp_fsf_req_dispatch(struct zfcp_fsf_req *fsf_req) switch (fsf_req->fsf_command) { case FSF_QTCB_FCP_CMND: - ZFCP_LOG_FLAGS(3, "FSF_QTCB_FCP_CMND\n"); zfcp_fsf_send_fcp_command_handler(fsf_req); break; case FSF_QTCB_ABORT_FCP_CMND: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_ABORT_FCP_CMND\n"); zfcp_fsf_abort_fcp_command_handler(fsf_req); break; case FSF_QTCB_SEND_GENERIC: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_SEND_GENERIC\n"); zfcp_fsf_send_ct_handler(fsf_req); break; case FSF_QTCB_OPEN_PORT_WITH_DID: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_OPEN_PORT_WITH_DID\n"); zfcp_fsf_open_port_handler(fsf_req); break; case FSF_QTCB_OPEN_LUN: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_OPEN_LUN\n"); zfcp_fsf_open_unit_handler(fsf_req); break; case FSF_QTCB_CLOSE_LUN: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_LUN\n"); zfcp_fsf_close_unit_handler(fsf_req); break; case FSF_QTCB_CLOSE_PORT: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_PORT\n"); zfcp_fsf_close_port_handler(fsf_req); break; case FSF_QTCB_CLOSE_PHYSICAL_PORT: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_CLOSE_PHYSICAL_PORT\n"); zfcp_fsf_close_physical_port_handler(fsf_req); break; case FSF_QTCB_EXCHANGE_CONFIG_DATA: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_EXCHANGE_CONFIG_DATA\n"); zfcp_fsf_exchange_config_data_handler(fsf_req); break; case FSF_QTCB_EXCHANGE_PORT_DATA: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_EXCHANGE_PORT_DATA\n"); zfcp_fsf_exchange_port_data_handler(fsf_req); break; case FSF_QTCB_SEND_ELS: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_SEND_ELS\n"); zfcp_fsf_send_els_handler(fsf_req); break; case FSF_QTCB_DOWNLOAD_CONTROL_FILE: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_DOWNLOAD_CONTROL_FILE\n"); zfcp_fsf_control_file_handler(fsf_req); break; case FSF_QTCB_UPLOAD_CONTROL_FILE: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_UPLOAD_CONTROL_FILE\n"); zfcp_fsf_control_file_handler(fsf_req); break; default: - ZFCP_LOG_FLAGS(2, "FSF_QTCB_UNKNOWN\n"); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; ZFCP_LOG_NORMAL("bug: Command issued by the device driver is " "not supported by the adapter %s\n", @@ -929,13 +880,11 @@ zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *fsf_req) switch (status_buffer->status_subtype) { case FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT: - ZFCP_LOG_FLAGS(2, "FSF_STATUS_READ_SUB_CLOSE_PHYS_PORT\n"); debug_text_event(adapter->erp_dbf, 3, "unsol_pc_phys:"); zfcp_erp_port_reopen(port, 0); break; case FSF_STATUS_READ_SUB_ERROR_PORT: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_SUB_ERROR_PORT\n"); debug_text_event(adapter->erp_dbf, 1, "unsol_pc_err:"); zfcp_erp_port_shutdown(port, 0); break; @@ -973,14 +922,13 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { mempool_free(status_buffer, adapter->pool.data_status_read); - zfcp_fsf_req_cleanup(fsf_req); + zfcp_fsf_req_free(fsf_req); goto out; } switch (status_buffer->status_type) { case FSF_STATUS_READ_PORT_CLOSED: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_PORT_CLOSED\n"); debug_text_event(adapter->erp_dbf, 3, "unsol_pclosed:"); debug_event(adapter->erp_dbf, 3, &status_buffer->d_id, sizeof (u32)); @@ -988,13 +936,11 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_INCOMING_ELS: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_INCOMING_ELS\n"); debug_text_event(adapter->erp_dbf, 3, "unsol_els:"); zfcp_fsf_incoming_els(fsf_req); break; case FSF_STATUS_READ_SENSE_DATA_AVAIL: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_SENSE_DATA_AVAIL\n"); debug_text_event(adapter->erp_dbf, 3, "unsol_sense:"); ZFCP_LOG_INFO("unsolicited sense data received (adapter %s)\n", zfcp_get_busid_by_adapter(adapter)); @@ -1003,7 +949,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_BIT_ERROR_THRESHOLD\n"); debug_text_event(adapter->erp_dbf, 3, "unsol_bit_err:"); ZFCP_LOG_NORMAL("Bit error threshold data received:\n"); ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, @@ -1012,7 +957,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_LINK_DOWN: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_LINK_DOWN\n"); debug_text_event(adapter->erp_dbf, 0, "unsol_link_down:"); ZFCP_LOG_INFO("Local link to adapter %s is down\n", zfcp_get_busid_by_adapter(adapter)); @@ -1022,7 +966,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_LINK_UP: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_LINK_UP\n"); debug_text_event(adapter->erp_dbf, 2, "unsol_link_up:"); ZFCP_LOG_INFO("Local link to adapter %s was replugged. " "Restarting operations on this adapter\n", @@ -1037,7 +980,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_CFDC_UPDATED: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_CFDC_UPDATED\n"); debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_update:"); ZFCP_LOG_INFO("CFDC has been updated on the adapter %s\n", zfcp_get_busid_by_adapter(adapter)); @@ -1045,7 +987,6 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_CFDC_HARDENED: - ZFCP_LOG_FLAGS(1, "FSF_STATUS_READ_CFDC_HARDENED\n"); debug_text_event(adapter->erp_dbf, 2, "unsol_cfdc_harden:"); switch (status_buffer->status_subtype) { case FSF_STATUS_READ_SUB_CFDC_HARDENED_ON_SE: @@ -1078,7 +1019,7 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; } mempool_free(status_buffer, adapter->pool.data_status_read); - zfcp_fsf_req_cleanup(fsf_req); + zfcp_fsf_req_free(fsf_req); /* * recycle buffer and start new request repeat until outbound * queue is empty or adapter shutdown is requested @@ -1214,7 +1155,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) case FSF_PORT_HANDLE_NOT_VALID: if (status_qual >> 4 != status_qual % 0xf) { - ZFCP_LOG_FLAGS(2, "FSF_PORT_HANDLE_NOT_VALID\n"); debug_text_event(new_fsf_req->adapter->erp_dbf, 3, "fsf_s_phand_nv0"); /* @@ -1223,7 +1163,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) * fine. */ } else { - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x for " "port 0x%016Lx on adapter %s invalid. " "This may happen occasionally.\n", @@ -1246,7 +1185,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) case FSF_LUN_HANDLE_NOT_VALID: if (status_qual >> 4 != status_qual % 0xf) { /* 2 */ - ZFCP_LOG_FLAGS(0, "FSF_LUN_HANDLE_NOT_VALID\n"); debug_text_event(new_fsf_req->adapter->erp_dbf, 3, "fsf_s_lhand_nv0"); /* @@ -1255,7 +1193,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) * This is fine. */ } else { - ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO ("Warning: Temporary LUN identifier 0x%x of LUN " "0x%016Lx on port 0x%016Lx on adapter %s is " @@ -1279,7 +1216,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) break; case FSF_FCP_COMMAND_DOES_NOT_EXIST: - ZFCP_LOG_FLAGS(2, "FSF_FCP_COMMAND_DOES_NOT_EXIST\n"); retval = 0; debug_text_event(new_fsf_req->adapter->erp_dbf, 3, "fsf_s_no_exist"); @@ -1287,50 +1223,37 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) break; case FSF_PORT_BOXED: - /* 2 */ - ZFCP_LOG_FLAGS(0, "FSF_PORT_BOXED\n"); ZFCP_LOG_INFO("Remote port 0x%016Lx on adapter %s needs to " "be reopened\n", unit->port->wwpn, zfcp_get_busid_by_unit(unit)); debug_text_event(new_fsf_req->adapter->erp_dbf, 2, "fsf_s_pboxed"); - zfcp_erp_port_reopen(unit->port, 0); + zfcp_erp_port_boxed(unit->port); new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_LUN_BOXED: - ZFCP_LOG_FLAGS(0, "FSF_LUN_BOXED\n"); ZFCP_LOG_INFO( "unit 0x%016Lx on port 0x%016Lx on adapter %s needs " "to be reopened\n", unit->fcp_lun, unit->port->wwpn, zfcp_get_busid_by_unit(unit)); debug_text_event(new_fsf_req->adapter->erp_dbf, 1, "fsf_s_lboxed"); - zfcp_erp_unit_reopen(unit, 0); - zfcp_cmd_dbf_event_fsf("unitbox", new_fsf_req, - &new_fsf_req->qtcb->header.fsf_status_qual, - sizeof(union fsf_status_qual)); + zfcp_erp_unit_boxed(unit); new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_ADAPTER_STATUS_AVAILABLE: - /* 2 */ - ZFCP_LOG_FLAGS(0, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (new_fsf_req->qtcb->header.fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); debug_text_event(new_fsf_req->adapter->erp_dbf, 1, "fsf_sq_ltest"); - /* reopening link to port */ - zfcp_erp_port_reopen(unit->port, 0); + zfcp_test_link(unit->port); new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* SCSI stack will escalate */ debug_text_event(new_fsf_req->adapter->erp_dbf, 1, "fsf_sq_ulp"); @@ -1350,8 +1273,6 @@ zfcp_fsf_abort_fcp_command_handler(struct zfcp_fsf_req *new_fsf_req) break; case FSF_GOOD: - /* 3 */ - ZFCP_LOG_FLAGS(0, "FSF_GOOD\n"); retval = 0; new_fsf_req->status |= ZFCP_STATUS_FSFREQ_ABORTSUCCEEDED; break; @@ -1553,12 +1474,10 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_GOOD: - ZFCP_LOG_FLAGS(2,"FSF_GOOD\n"); retval = 0; break; case FSF_SERVICE_CLASS_NOT_SUPPORTED: - ZFCP_LOG_FLAGS(2, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n"); if (adapter->fc_service_class <= 3) { ZFCP_LOG_INFO("error: adapter %s does not support fc " "class %d.\n", @@ -1578,17 +1497,14 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]){ case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2,"FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); /* reopening link to port */ debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ltest"); zfcp_test_link(port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2,"FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* ERP strategy will escalate */ debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ulp"); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -1602,7 +1518,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("access denied, cannot send generic service " "command (adapter %s, port d_id=0x%08x)\n", zfcp_get_busid_by_port(port), port->d_id); @@ -1625,7 +1540,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GENERIC_COMMAND_REJECTED: - ZFCP_LOG_FLAGS(2, "FSF_GENERIC_COMMAND_REJECTED\n"); ZFCP_LOG_INFO("generic service command rejected " "(adapter %s, port d_id=0x%08x)\n", zfcp_get_busid_by_port(port), port->d_id); @@ -1638,7 +1552,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(2, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_DEBUG("Temporary port identifier 0x%x for port " "0x%016Lx on adapter %s invalid. This may " "happen occasionally.\n", port->handle, @@ -1653,12 +1566,11 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_BOXED: - ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n"); ZFCP_LOG_INFO("port needs to be reopened " "(adapter %s, port d_id=0x%08x)\n", zfcp_get_busid_by_port(port), port->d_id); debug_text_event(adapter->erp_dbf, 2, "fsf_s_pboxed"); - zfcp_erp_port_reopen(port, 0); + zfcp_erp_port_boxed(port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; @@ -1666,7 +1578,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) /* following states should never occure, all cases avoided in zfcp_fsf_send_ct - but who knows ... */ case FSF_PAYLOAD_SIZE_MISMATCH: - ZFCP_LOG_FLAGS(2, "FSF_PAYLOAD_SIZE_MISMATCH\n"); ZFCP_LOG_INFO("payload size mismatch (adapter: %s, " "req_buf_length=%d, resp_buf_length=%d)\n", zfcp_get_busid_by_adapter(adapter), @@ -1674,7 +1585,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_REQUEST_SIZE_TOO_LARGE: - ZFCP_LOG_FLAGS(2, "FSF_REQUEST_SIZE_TOO_LARGE\n"); ZFCP_LOG_INFO("request size too large (adapter: %s, " "req_buf_length=%d)\n", zfcp_get_busid_by_adapter(adapter), @@ -1682,7 +1592,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_RESPONSE_SIZE_TOO_LARGE: - ZFCP_LOG_FLAGS(2, "FSF_RESPONSE_SIZE_TOO_LARGE\n"); ZFCP_LOG_INFO("response size too large (adapter: %s, " "resp_buf_length=%d)\n", zfcp_get_busid_by_adapter(adapter), @@ -1690,7 +1599,6 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SBAL_MISMATCH: - ZFCP_LOG_FLAGS(2, "FSF_SBAL_MISMATCH\n"); ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, " "resp_buf_length=%d)\n", zfcp_get_busid_by_adapter(adapter), @@ -1846,8 +1754,8 @@ zfcp_fsf_send_els(struct zfcp_send_els *els) static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) { struct zfcp_adapter *adapter; - fc_id_t d_id; struct zfcp_port *port; + fc_id_t d_id; struct fsf_qtcb_header *header; struct fsf_qtcb_bottom_support *bottom; struct zfcp_send_els *send_els; @@ -1856,6 +1764,7 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) send_els = fsf_req->data.send_els; adapter = send_els->adapter; + port = send_els->port; d_id = send_els->d_id; header = &fsf_req->qtcb->header; bottom = &fsf_req->qtcb->bottom.support; @@ -1866,12 +1775,10 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_GOOD: - ZFCP_LOG_FLAGS(2, "FSF_GOOD\n"); retval = 0; break; case FSF_SERVICE_CLASS_NOT_SUPPORTED: - ZFCP_LOG_FLAGS(2, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n"); if (adapter->fc_service_class <= 3) { ZFCP_LOG_INFO("error: adapter %s does " "not support fibrechannel class %d.\n", @@ -1891,22 +1798,14 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]){ case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2,"FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ltest"); - if (send_els->ls_code != ZFCP_LS_ADISC) { - read_lock(&zfcp_data.config_lock); - port = zfcp_get_port_by_did(adapter, d_id); - if (port) - zfcp_test_link(port); - read_unlock(&zfcp_data.config_lock); - } + if (port && (send_els->ls_code != ZFCP_LS_ADISC)) + zfcp_test_link(port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2,"FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ulp"); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; retval = @@ -1915,7 +1814,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) &header->fsf_status_qual.word[2]); break; case FSF_SQ_RETRY_IF_POSSIBLE: - ZFCP_LOG_FLAGS(2, "FSF_SQ_RETRY_IF_POSSIBLE\n"); debug_text_event(adapter->erp_dbf, 1, "fsf_sq_retry"); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -1928,7 +1826,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ELS_COMMAND_REJECTED: - ZFCP_LOG_FLAGS(2, "FSF_ELS_COMMAND_REJECTED\n"); ZFCP_LOG_INFO("ELS has been rejected because command filter " "prohibited sending " "(adapter: %s, port d_id: 0x%08x)\n", @@ -1937,7 +1834,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PAYLOAD_SIZE_MISMATCH: - ZFCP_LOG_FLAGS(2, "FSF_PAYLOAD_SIZE_MISMATCH\n"); ZFCP_LOG_INFO( "ELS request size and ELS response size must be either " "both 0, or both greater than 0 " @@ -1948,7 +1844,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_REQUEST_SIZE_TOO_LARGE: - ZFCP_LOG_FLAGS(2, "FSF_REQUEST_SIZE_TOO_LARGE\n"); ZFCP_LOG_INFO( "Length of the ELS request buffer, " "specified in QTCB bottom, " @@ -1960,7 +1855,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_RESPONSE_SIZE_TOO_LARGE: - ZFCP_LOG_FLAGS(2, "FSF_RESPONSE_SIZE_TOO_LARGE\n"); ZFCP_LOG_INFO( "Length of the ELS response buffer, " "specified in QTCB bottom, " @@ -1973,7 +1867,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) case FSF_SBAL_MISMATCH: /* should never occure, avoided in zfcp_fsf_send_els */ - ZFCP_LOG_FLAGS(2, "FSF_SBAL_MISMATCH\n"); ZFCP_LOG_INFO("SBAL mismatch (adapter: %s, req_buf_length=%d, " "resp_buf_length=%d)\n", zfcp_get_busid_by_adapter(adapter), @@ -1982,7 +1875,6 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("access denied, cannot send ELS command " "(adapter %s, port d_id=0x%08x)\n", zfcp_get_busid_by_adapter(adapter), d_id); @@ -2000,11 +1892,8 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req) } } debug_text_event(adapter->erp_dbf, 1, "fsf_s_access"); - read_lock(&zfcp_data.config_lock); - port = zfcp_get_port_by_did(adapter, d_id); if (port != NULL) zfcp_erp_port_access_denied(port); - read_unlock(&zfcp_data.config_lock); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -2195,14 +2084,11 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status) { case FSF_GOOD: - ZFCP_LOG_FLAGS(2, "FSF_GOOD\n"); - if (zfcp_fsf_exchange_config_evaluate(fsf_req, 1)) return -EIO; switch (adapter->fc_topology) { case FSF_TOPO_P2P: - ZFCP_LOG_FLAGS(1, "FSF_TOPO_P2P\n"); ZFCP_LOG_NORMAL("Point-to-Point fibrechannel " "configuration detected at adapter %s\n" "Peer WWNN 0x%016llx, " @@ -2216,7 +2102,6 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) "top-p-to-p"); break; case FSF_TOPO_AL: - ZFCP_LOG_FLAGS(1, "FSF_TOPO_AL\n"); ZFCP_LOG_NORMAL("error: Arbitrated loop fibrechannel " "topology detected at adapter %s " "unsupported, shutting down adapter\n", @@ -2226,7 +2111,6 @@ zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *fsf_req) zfcp_erp_adapter_shutdown(adapter, 0); return -EIO; case FSF_TOPO_FABRIC: - ZFCP_LOG_FLAGS(1, "FSF_TOPO_FABRIC\n"); ZFCP_LOG_INFO("Switched fabric fibrechannel " "network detected at adapter %s.\n", zfcp_get_busid_by_adapter(adapter)); @@ -2357,7 +2241,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_adapter *adapter, wait_event(fsf_req->completion_wq, fsf_req->status & ZFCP_STATUS_FSFREQ_COMPLETED); del_timer_sync(timer); - zfcp_fsf_req_cleanup(fsf_req); + zfcp_fsf_req_free(fsf_req); out: kfree(timer); return retval; @@ -2379,7 +2263,6 @@ zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status) { case FSF_GOOD: - ZFCP_LOG_FLAGS(2,"FSF_GOOD\n"); bottom = &fsf_req->qtcb->bottom.port; memcpy(data, bottom, sizeof(*data)); break; @@ -2481,7 +2364,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_PORT_ALREADY_OPEN: - ZFCP_LOG_FLAGS(0, "FSF_PORT_ALREADY_OPEN\n"); ZFCP_LOG_NORMAL("bug: remote port 0x%016Lx on adapter %s " "is already open.\n", port->wwpn, zfcp_get_busid_by_port(port)); @@ -2494,7 +2376,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("Access denied, cannot open port 0x%016Lx " "on adapter %s\n", port->wwpn, zfcp_get_busid_by_port(port)); @@ -2517,7 +2398,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED: - ZFCP_LOG_FLAGS(1, "FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED\n"); ZFCP_LOG_INFO("error: The FSF adapter is out of resources. " "The remote port 0x%016Lx on adapter %s " "could not be opened. Disabling it.\n", @@ -2529,11 +2409,8 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ltest"); /* ERP strategy will escalate */ @@ -2546,7 +2423,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_NO_RETRY_POSSIBLE: - ZFCP_LOG_FLAGS(0, "FSF_SQ_NO_RETRY_POSSIBLE\n"); ZFCP_LOG_NORMAL("The remote port 0x%016Lx on " "adapter %s could not be opened. " "Disabling it.\n", @@ -2572,7 +2448,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); /* save port handle assigned by FSF */ port->handle = header->port_handle; ZFCP_LOG_INFO("The remote port 0x%016Lx via adapter %s " @@ -2582,6 +2457,9 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) /* mark port as open */ atomic_set_mask(ZFCP_STATUS_COMMON_OPEN | ZFCP_STATUS_PORT_PHYS_OPEN, &port->status); + atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | + ZFCP_STATUS_COMMON_ACCESS_BOXED, + &port->status); retval = 0; /* check whether D_ID has changed during open */ /* @@ -2630,7 +2508,6 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) case FSF_UNKNOWN_OP_SUBTYPE: /* should never occure, subtype not set in zfcp_fsf_open_port */ - ZFCP_LOG_FLAGS(2, "FSF_UNKNOWN_OP_SUBTYPE\n"); ZFCP_LOG_INFO("unknown operation subtype (adapter: %s, " "op_subtype=0x%x)\n", zfcp_get_busid_by_port(port), @@ -2739,7 +2616,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x for port " "0x%016Lx on adapter %s invalid. This may happen " "occasionally.\n", port->handle, @@ -2755,7 +2631,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); /* Note: FSF has actually closed the port in this case. * The status code is just daft. Fingers crossed for a change */ @@ -2763,7 +2638,6 @@ zfcp_fsf_close_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); ZFCP_LOG_TRACE("remote port 0x016%Lx on adapter %s closed, " "port handle 0x%x\n", port->wwpn, zfcp_get_busid_by_port(port), port->handle); @@ -2884,7 +2758,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x invalid" "(adapter %s, port 0x%016Lx). " "This may happen occasionally.\n", @@ -2902,7 +2775,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("Access denied, cannot close " "physical port 0x%016Lx on adapter %s\n", port->wwpn, zfcp_get_busid_by_port(port)); @@ -2925,32 +2797,26 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_BOXED: - ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n"); ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter " "%s needs to be reopened but it was attempted " "to close it physically.\n", port->wwpn, zfcp_get_busid_by_port(port)); debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_pboxed"); - zfcp_erp_port_reopen(port, 0); + zfcp_erp_port_boxed(port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ltest"); /* This will now be escalated by ERP */ fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* ERP strategy will escalate */ debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ulp"); @@ -2970,7 +2836,6 @@ zfcp_fsf_close_physical_port_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); ZFCP_LOG_DEBUG("Remote port 0x%016Lx via adapter %s " "physically closed, port handle 0x%x\n", port->wwpn, @@ -3116,7 +2981,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x " "for port 0x%016Lx on adapter %s invalid " "This may happen occasionally\n", @@ -3132,7 +2996,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_LUN_ALREADY_OPEN: - ZFCP_LOG_FLAGS(0, "FSF_LUN_ALREADY_OPEN\n"); ZFCP_LOG_NORMAL("bug: Attempted to open unit 0x%016Lx on " "remote port 0x%016Lx on adapter %s twice.\n", unit->fcp_lun, @@ -3143,7 +3006,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("Access denied, cannot open unit 0x%016Lx on " "remote port 0x%016Lx on adapter %s\n", unit->fcp_lun, unit->port->wwpn, @@ -3169,18 +3031,16 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_BOXED: - ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n"); ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s " "needs to be reopened\n", unit->port->wwpn, zfcp_get_busid_by_unit(unit)); debug_text_event(adapter->erp_dbf, 2, "fsf_s_pboxed"); - zfcp_erp_port_reopen(unit->port, 0); + zfcp_erp_port_boxed(unit->port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_LUN_SHARING_VIOLATION: - ZFCP_LOG_FLAGS(2, "FSF_LUN_SHARING_VIOLATION\n"); if (header->fsf_status_qual.word[0] != 0) { ZFCP_LOG_NORMAL("FCP-LUN 0x%Lx at the remote port " "with WWPN 0x%Lx " @@ -3224,7 +3084,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED: - ZFCP_LOG_FLAGS(1, "FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED\n"); ZFCP_LOG_INFO("error: The adapter ran out of resources. " "There is no handle (temporary port identifier) " "available for unit 0x%016Lx on port 0x%016Lx " @@ -3239,20 +3098,15 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); /* Re-establish link to port */ debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ltest"); - zfcp_erp_port_reopen(unit->port, 0); + zfcp_test_link(unit->port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* ERP strategy will escalate */ debug_text_event(adapter->erp_dbf, 1, "fsf_sq_ulp"); @@ -3271,7 +3125,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_INVALID_COMMAND_OPTION: - ZFCP_LOG_FLAGS(2, "FSF_INVALID_COMMAND_OPTION\n"); ZFCP_LOG_NORMAL( "Invalid option 0x%x has been specified " "in QTCB bottom sent to the adapter %s\n", @@ -3282,7 +3135,6 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); /* save LUN handle assigned by FSF */ unit->handle = header->lun_handle; ZFCP_LOG_TRACE("unit 0x%016Lx on remote port 0x%016Lx on " @@ -3293,7 +3145,9 @@ zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *fsf_req) unit->handle); /* mark unit as open */ atomic_set_mask(ZFCP_STATUS_COMMON_OPEN, &unit->status); - + atomic_clear_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED | + ZFCP_STATUS_COMMON_ACCESS_BOXED, + &unit->status); if (adapter->supported_features & FSF_FEATURE_LUN_SHARING){ if (!exclusive) atomic_set_mask(ZFCP_STATUS_UNIT_SHARED, @@ -3437,7 +3291,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) switch (fsf_req->qtcb->header.fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x for port " "0x%016Lx on adapter %s invalid. This may " "happen in rare circumstances\n", @@ -3458,7 +3311,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_LUN_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary LUN identifier 0x%x of unit " "0x%016Lx on port 0x%016Lx on adapter %s is " "invalid. This may happen occasionally.\n", @@ -3480,32 +3332,26 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_BOXED: - ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n"); ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s " "needs to be reopened\n", unit->port->wwpn, zfcp_get_busid_by_unit(unit)); debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_pboxed"); - zfcp_erp_port_reopen(unit->port, 0); + zfcp_erp_port_boxed(unit->port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (fsf_req->qtcb->header.fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); /* re-establish link to port */ debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ltest"); - zfcp_erp_port_reopen(unit->port, 0); + zfcp_test_link(unit->port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* ERP strategy will escalate */ debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ulp"); @@ -3526,7 +3372,6 @@ zfcp_fsf_close_unit_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); ZFCP_LOG_TRACE("unit 0x%016Lx on port 0x%016Lx on adapter %s " "closed, port handle 0x%x\n", unit->fcp_lun, @@ -3622,7 +3467,6 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, */ switch (scsi_cmnd->sc_data_direction) { case DMA_NONE: - ZFCP_LOG_FLAGS(3, "DMA_NONE\n"); fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_CMND; /* * FIXME(qdio): @@ -3632,19 +3476,16 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, sbtype = SBAL_FLAGS0_TYPE_READ; break; case DMA_FROM_DEVICE: - ZFCP_LOG_FLAGS(3, "DMA_FROM_DEVICE\n"); fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_READ; sbtype = SBAL_FLAGS0_TYPE_READ; fcp_cmnd_iu->rddata = 1; break; case DMA_TO_DEVICE: - ZFCP_LOG_FLAGS(3, "DMA_TO_DEVICE\n"); fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_WRITE; sbtype = SBAL_FLAGS0_TYPE_WRITE; fcp_cmnd_iu->wddata = 1; break; case DMA_BIDIRECTIONAL: - ZFCP_LOG_FLAGS(0, "DMA_BIDIRECTIONAL not supported\n"); default: /* * dummy, catch this condition earlier @@ -3877,7 +3718,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_PORT_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_PORT_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary port identifier 0x%x for port " "0x%016Lx on adapter %s invalid\n", unit->port->handle, @@ -3892,7 +3732,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_LUN_HANDLE_NOT_VALID: - ZFCP_LOG_FLAGS(1, "FSF_LUN_HANDLE_NOT_VALID\n"); ZFCP_LOG_INFO("Temporary LUN identifier 0x%x for unit " "0x%016Lx on port 0x%016Lx on adapter %s is " "invalid. This may happen occasionally.\n", @@ -3911,7 +3750,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_HANDLE_MISMATCH: - ZFCP_LOG_FLAGS(0, "FSF_HANDLE_MISMATCH\n"); ZFCP_LOG_NORMAL("bug: The port handle 0x%x has changed " "unexpectedly. (adapter %s, port 0x%016Lx, " "unit 0x%016Lx)\n", @@ -3934,7 +3772,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_SERVICE_CLASS_NOT_SUPPORTED: - ZFCP_LOG_FLAGS(0, "FSF_SERVICE_CLASS_NOT_SUPPORTED\n"); if (fsf_req->adapter->fc_service_class <= 3) { ZFCP_LOG_NORMAL("error: The adapter %s does " "not support fibrechannel class %d.\n", @@ -3959,7 +3796,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_FCPLUN_NOT_VALID: - ZFCP_LOG_FLAGS(0, "FSF_FCPLUN_NOT_VALID\n"); ZFCP_LOG_NORMAL("bug: unit 0x%016Lx on port 0x%016Lx on " "adapter %s does not have correct unit " "handle 0x%x\n", @@ -3982,7 +3818,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_DENIED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_DENIED\n"); ZFCP_LOG_NORMAL("Access denied, cannot send FCP command to " "unit 0x%016Lx on port 0x%016Lx on " "adapter %s\n", unit->fcp_lun, unit->port->wwpn, @@ -4006,7 +3841,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_DIRECTION_INDICATOR_NOT_VALID: - ZFCP_LOG_FLAGS(0, "FSF_DIRECTION_INDICATOR_NOT_VALID\n"); ZFCP_LOG_INFO("bug: Invalid data direction given for unit " "0x%016Lx on port 0x%016Lx on adapter %s " "(debug info %d)\n", @@ -4026,7 +3860,6 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_CMND_LENGTH_NOT_VALID: - ZFCP_LOG_FLAGS(0, "FSF_CMND_LENGTH_NOT_VALID\n"); ZFCP_LOG_NORMAL ("bug: An invalid control-data-block length field " "was found in a command for unit 0x%016Lx on port " @@ -4046,69 +3879,43 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_PORT_BOXED: - ZFCP_LOG_FLAGS(2, "FSF_PORT_BOXED\n"); ZFCP_LOG_DEBUG("The remote port 0x%016Lx on adapter %s " "needs to be reopened\n", unit->port->wwpn, zfcp_get_busid_by_unit(unit)); debug_text_event(fsf_req->adapter->erp_dbf, 2, "fsf_s_pboxed"); - zfcp_erp_port_reopen(unit->port, 0); - zfcp_cmd_dbf_event_fsf("portbox", fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); + zfcp_erp_port_boxed(unit->port); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_LUN_BOXED: - ZFCP_LOG_FLAGS(0, "FSF_LUN_BOXED\n"); ZFCP_LOG_NORMAL("unit needs to be reopened (adapter %s, " "wwpn=0x%016Lx, fcp_lun=0x%016Lx)\n", zfcp_get_busid_by_unit(unit), unit->port->wwpn, unit->fcp_lun); debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_s_lboxed"); - zfcp_erp_unit_reopen(unit, 0); - zfcp_cmd_dbf_event_fsf("unitbox", fsf_req, - &header->fsf_status_qual, - sizeof(union fsf_status_qual)); + zfcp_erp_unit_boxed(unit); fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR | ZFCP_STATUS_FSFREQ_RETRY; break; case FSF_ADAPTER_STATUS_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_ADAPTER_STATUS_AVAILABLE\n"); switch (header->fsf_status_qual.word[0]) { case FSF_SQ_INVOKE_LINK_TEST_PROCEDURE: - ZFCP_LOG_FLAGS(2, - "FSF_SQ_INVOKE_LINK_TEST_PROCEDURE\n"); /* re-establish link to port */ debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ltest"); - zfcp_erp_port_reopen(unit->port, 0); - zfcp_cmd_dbf_event_fsf( - "sqltest", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); - fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; + zfcp_test_link(unit->port); break; case FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED: - ZFCP_LOG_FLAGS(3, - "FSF_SQ_ULP_DEPENDENT_ERP_REQUIRED\n"); /* FIXME(hw) need proper specs for proper action */ /* let scsi stack deal with retries and escalation */ debug_text_event(fsf_req->adapter->erp_dbf, 1, "fsf_sq_ulp"); - zfcp_cmd_dbf_event_fsf( - "sqdeperp", - fsf_req, - &header->fsf_status_qual, - sizeof (union fsf_status_qual)); - fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; default: - /* FIXME: shall we consider this a successful transfer? */ ZFCP_LOG_NORMAL - ("bug: Wrong status qualifier 0x%x arrived.\n", + ("Unknown status qualifier 0x%x arrived.\n", header->fsf_status_qual.word[0]); debug_text_event(fsf_req->adapter->erp_dbf, 0, "fsf_sq_inval:"); @@ -4117,14 +3924,13 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req) sizeof(u32)); break; } + fsf_req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; case FSF_GOOD: - ZFCP_LOG_FLAGS(3, "FSF_GOOD\n"); break; case FSF_FCP_RSP_AVAILABLE: - ZFCP_LOG_FLAGS(2, "FSF_FCP_RSP_AVAILABLE\n"); break; default: @@ -4217,14 +4023,12 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) ZFCP_LOG_DEBUG("rsp_len is valid\n"); switch (fcp_rsp_info[3]) { case RSP_CODE_GOOD: - ZFCP_LOG_FLAGS(3, "RSP_CODE_GOOD\n"); /* ok, continue */ ZFCP_LOG_TRACE("no failure or Task Management " "Function complete\n"); set_host_byte(&scpnt->result, DID_OK); break; case RSP_CODE_LENGTH_MISMATCH: - ZFCP_LOG_FLAGS(0, "RSP_CODE_LENGTH_MISMATCH\n"); /* hardware bug */ ZFCP_LOG_NORMAL("bug: FCP response code indictates " "that the fibrechannel protocol data " @@ -4242,7 +4046,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) set_host_byte(&scpnt->result, DID_ERROR); goto skip_fsfstatus; case RSP_CODE_FIELD_INVALID: - ZFCP_LOG_FLAGS(0, "RSP_CODE_FIELD_INVALID\n"); /* driver or hardware bug */ ZFCP_LOG_NORMAL("bug: FCP response code indictates " "that the fibrechannel protocol data " @@ -4261,7 +4064,6 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) zfcp_cmd_dbf_event_fsf("codeinv", fsf_req, NULL, 0); goto skip_fsfstatus; case RSP_CODE_RO_MISMATCH: - ZFCP_LOG_FLAGS(0, "RSP_CODE_RO_MISMATCH\n"); /* hardware bug */ ZFCP_LOG_NORMAL("bug: The FCP response code indicates " "that conflicting values for the " @@ -4407,13 +4209,11 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req) /* check FCP_RSP_INFO */ switch (fcp_rsp_info[3]) { case RSP_CODE_GOOD: - ZFCP_LOG_FLAGS(3, "RSP_CODE_GOOD\n"); /* ok, continue */ ZFCP_LOG_DEBUG("no failure or Task Management " "Function complete\n"); break; case RSP_CODE_TASKMAN_UNSUPP: - ZFCP_LOG_FLAGS(0, "RSP_CODE_TASKMAN_UNSUPP\n"); ZFCP_LOG_NORMAL("bug: A reuested task management function " "is not supported on the target device " "unit 0x%016Lx, port 0x%016Lx, adapter %s\n ", @@ -4423,7 +4223,6 @@ zfcp_fsf_send_fcp_command_task_management_handler(struct zfcp_fsf_req *fsf_req) fsf_req->status |= ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP; break; case RSP_CODE_TASKMAN_FAILED: - ZFCP_LOG_FLAGS(0, "RSP_CODE_TASKMAN_FAILED\n"); ZFCP_LOG_NORMAL("bug: A reuested task management function " "failed to complete successfully. " "unit 0x%016Lx, port 0x%016Lx, adapter %s.\n", @@ -4610,7 +4409,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) switch (header->fsf_status) { case FSF_GOOD: - ZFCP_LOG_FLAGS(2, "FSF_GOOD\n"); ZFCP_LOG_NORMAL( "The FSF request has been successfully completed " "on the adapter %s\n", @@ -4618,7 +4416,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_OPERATION_PARTIALLY_SUCCESSFUL: - ZFCP_LOG_FLAGS(2, "FSF_OPERATION_PARTIALLY_SUCCESSFUL\n"); if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE) { switch (header->fsf_status_qual.word[0]) { @@ -4655,7 +4452,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_AUTHORIZATION_FAILURE: - ZFCP_LOG_FLAGS(2, "FSF_AUTHORIZATION_FAILURE\n"); ZFCP_LOG_NORMAL( "Adapter %s does not accept privileged commands\n", zfcp_get_busid_by_adapter(adapter)); @@ -4664,7 +4460,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_CFDC_ERROR_DETECTED: - ZFCP_LOG_FLAGS(2, "FSF_CFDC_ERROR_DETECTED\n"); ZFCP_LOG_NORMAL( "Error at position %d in the CFDC, " "CFDC is discarded by the adapter %s\n", @@ -4675,7 +4470,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_CONTROL_FILE_UPDATE_ERROR: - ZFCP_LOG_FLAGS(2, "FSF_CONTROL_FILE_UPDATE_ERROR\n"); ZFCP_LOG_NORMAL( "Adapter %s cannot harden the control file, " "file is discarded\n", @@ -4685,7 +4479,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_CONTROL_FILE_TOO_LARGE: - ZFCP_LOG_FLAGS(2, "FSF_CONTROL_FILE_TOO_LARGE\n"); ZFCP_LOG_NORMAL( "Control file is too large, file is discarded " "by the adapter %s\n", @@ -4695,7 +4488,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_ACCESS_CONFLICT_DETECTED: - ZFCP_LOG_FLAGS(2, "FSF_ACCESS_CONFLICT_DETECTED\n"); if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE) ZFCP_LOG_NORMAL( "CFDC has been discarded by the adapter %s, " @@ -4708,7 +4500,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_CONFLICTS_OVERRULED: - ZFCP_LOG_FLAGS(2, "FSF_CONFLICTS_OVERRULED\n"); if (bottom->operation_subtype == FSF_CFDC_OPERATION_SUBTYPE) ZFCP_LOG_NORMAL( "CFDC has been activated on the adapter %s, " @@ -4721,7 +4512,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_UNKNOWN_OP_SUBTYPE: - ZFCP_LOG_FLAGS(2, "FSF_UNKNOWN_OP_SUBTYPE\n"); ZFCP_LOG_NORMAL("unknown operation subtype (adapter: %s, " "op_subtype=0x%x)\n", zfcp_get_busid_by_adapter(adapter), @@ -4731,7 +4521,6 @@ zfcp_fsf_control_file_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_INVALID_COMMAND_OPTION: - ZFCP_LOG_FLAGS(2, "FSF_INVALID_COMMAND_OPTION\n"); ZFCP_LOG_NORMAL( "Invalid option 0x%x has been specified " "in QTCB bottom sent to the adapter %s\n", @@ -4800,7 +4589,7 @@ zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *fsf_req, *status = fsf_req->status; /* cleanup request */ - zfcp_fsf_req_cleanup(fsf_req); + zfcp_fsf_req_free(fsf_req); out: return retval; } @@ -4999,9 +4788,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) inc_seq_no = 0; /* put allocated FSF request at list tail */ - write_lock_irqsave(&adapter->fsf_req_list_lock, flags); + spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); list_add_tail(&fsf_req->list, &adapter->fsf_req_list_head); - write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); + spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); /* figure out expiration time of timeout and start timeout */ if (unlikely(timer)) { @@ -5045,9 +4834,9 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) */ if (timer) del_timer(timer); - write_lock_irqsave(&adapter->fsf_req_list_lock, flags); + spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); list_del(&fsf_req->list); - write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); + spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); /* * adjust the number of free SBALs in request queue as well as * position of first one @@ -5085,25 +4874,4 @@ zfcp_fsf_req_send(struct zfcp_fsf_req *fsf_req, struct timer_list *timer) return retval; } -/* - * function: zfcp_fsf_req_cleanup - * - * purpose: cleans up an FSF request and removes it from the specified list - * - * returns: - * - * assumption: no pending SB in SBALEs other than QTCB - */ -void -zfcp_fsf_req_cleanup(struct zfcp_fsf_req *fsf_req) -{ - struct zfcp_adapter *adapter = fsf_req->adapter; - unsigned long flags; - - write_lock_irqsave(&adapter->fsf_req_list_lock, flags); - list_del(&fsf_req->list); - write_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); - zfcp_fsf_req_free(fsf_req); -} - #undef ZFCP_LOG_AREA |