diff options
| -rw-r--r-- | drivers/s390/scsi/zfcp_aux.c | 8 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_ccw.c | 12 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_dbf.c | 2 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_erp.c | 50 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 233 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_qdio.c | 26 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_scsi.c | 3 |
7 files changed, 127 insertions, 207 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 90abfd06ed55..a8c965b6f744 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -100,8 +100,7 @@ static int __init zfcp_device_setup(char *devstr) err_out: kfree(str); - pr_err("zfcp: Parse error for device parameter string %s, " - "device not attached.\n", devstr); + pr_err("zfcp: %s is not a valid SCSI device\n", devstr); return 0; } @@ -193,13 +192,14 @@ static int __init zfcp_module_init(void) retval = misc_register(&zfcp_cfdc_misc); if (retval) { - pr_err("zfcp: registration of misc device zfcp_cfdc failed\n"); + pr_err("zfcp: Registering the misc device zfcp_cfdc failed\n"); goto out_misc; } retval = zfcp_ccw_register(); if (retval) { - pr_err("zfcp: Registration with common I/O layer failed.\n"); + pr_err("zfcp: The zfcp device driver could not register with " + "the common I/O layer\n"); goto out_ccw_register; } diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index 51b6a05f4d12..ef8bdfbb55f8 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -25,7 +25,8 @@ static int zfcp_ccw_probe(struct ccw_device *ccw_device) down(&zfcp_data.config_sema); if (zfcp_adapter_enqueue(ccw_device)) { dev_err(&ccw_device->dev, - "Setup of data structures failed.\n"); + "Setting up data structures for the " + "FCP adapter failed\n"); retval = -EINVAL; } up(&zfcp_data.config_sema); @@ -156,15 +157,18 @@ static int zfcp_ccw_notify(struct ccw_device *ccw_device, int event) switch (event) { case CIO_GONE: - dev_warn(&adapter->ccw_device->dev, "device gone\n"); + dev_warn(&adapter->ccw_device->dev, + "The FCP device has been detached\n"); zfcp_erp_adapter_shutdown(adapter, 0, 87, NULL); break; case CIO_NO_PATH: - dev_warn(&adapter->ccw_device->dev, "no path\n"); + dev_warn(&adapter->ccw_device->dev, + "The CHPID for the FCP device is offline\n"); zfcp_erp_adapter_shutdown(adapter, 0, 88, NULL); break; case CIO_OPER: - dev_info(&adapter->ccw_device->dev, "operational again\n"); + dev_info(&adapter->ccw_device->dev, + "The FCP device is operational again\n"); zfcp_erp_modify_adapter_status(adapter, 11, NULL, ZFCP_STATUS_COMMON_RUNNING, ZFCP_SET); diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index fca48b88fc53..91b1a364a24c 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -570,7 +570,7 @@ static const char *zfcp_rec_dbf_ids[] = { [125] = "need newer zfcp", [126] = "need newer microcode", [127] = "arbitrated loop not supported", - [128] = "unknown topology", + [128] = "", [129] = "qtcb size mismatch", [130] = "unknown fsf status ecd", [131] = "fcp request too big", diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 643ac4bba5b5..4dd8fe70c415 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -901,11 +901,6 @@ static int zfcp_erp_open_ptp_port(struct zfcp_erp_action *act) struct zfcp_port *port = act->port; if (port->wwpn != adapter->peer_wwpn) { - dev_err(&adapter->ccw_device->dev, - "Failed to open port 0x%016Lx, " - "Peer WWPN 0x%016Lx does not " - "match.\n", port->wwpn, - adapter->peer_wwpn); zfcp_erp_port_failed(port, 25, NULL); return ZFCP_ERP_FAILED; } @@ -929,7 +924,8 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act) return zfcp_erp_open_ptp_port(act); if (!ns_port) { dev_err(&adapter->ccw_device->dev, - "Nameserver port unavailable.\n"); + "Attaching the name server port to the " + "FCP device failed\n"); return ZFCP_ERP_FAILED; } if (!(atomic_read(&ns_port->status) & @@ -1065,8 +1061,13 @@ static int zfcp_erp_strategy_check_unit(struct zfcp_unit *unit, int result) break; case ZFCP_ERP_FAILED : atomic_inc(&unit->erp_counter); - if (atomic_read(&unit->erp_counter) > ZFCP_MAX_ERPS) + if (atomic_read(&unit->erp_counter) > ZFCP_MAX_ERPS) { + dev_err(&unit->port->adapter->ccw_device->dev, + "ERP failed for unit 0x%016Lx on " + "port 0x%016Lx\n", + unit->fcp_lun, unit->port->wwpn); zfcp_erp_unit_failed(unit, 21, NULL); + } break; } @@ -1091,8 +1092,12 @@ static int zfcp_erp_strategy_check_port(struct zfcp_port *port, int result) result = ZFCP_ERP_EXIT; } atomic_inc(&port->erp_counter); - if (atomic_read(&port->erp_counter) > ZFCP_MAX_ERPS) + if (atomic_read(&port->erp_counter) > ZFCP_MAX_ERPS) { + dev_err(&port->adapter->ccw_device->dev, + "ERP failed for remote port 0x%016Lx\n", + port->wwpn); zfcp_erp_port_failed(port, 22, NULL); + } break; } @@ -1114,8 +1119,12 @@ static int zfcp_erp_strategy_check_adapter(struct zfcp_adapter *adapter, case ZFCP_ERP_FAILED : atomic_inc(&adapter->erp_counter); - if (atomic_read(&adapter->erp_counter) > ZFCP_MAX_ERPS) + if (atomic_read(&adapter->erp_counter) > ZFCP_MAX_ERPS) { + dev_err(&adapter->ccw_device->dev, + "ERP cannot recover an error " + "on the FCP device\n"); zfcp_erp_adapter_failed(adapter, 23, NULL); + } break; } @@ -1263,8 +1272,7 @@ static void zfcp_erp_schedule_work(struct zfcp_unit *unit) p = kzalloc(sizeof(*p), GFP_KERNEL); if (!p) { dev_err(&unit->port->adapter->ccw_device->dev, - "Out of resources. Could not register unit " - "0x%016Lx on port 0x%016Lx with SCSI stack.\n", + "Registering unit 0x%016Lx on port 0x%016Lx failed\n", unit->fcp_lun, unit->port->wwpn); return; } @@ -1286,8 +1294,8 @@ static void zfcp_erp_rport_register(struct zfcp_port *port) port->rport = fc_remote_port_add(port->adapter->scsi_host, 0, &ids); if (!port->rport) { dev_err(&port->adapter->ccw_device->dev, - "Failed registration of rport " - "0x%016Lx.\n", port->wwpn); + "Registering port 0x%016Lx failed\n", + port->wwpn); return; } @@ -1484,7 +1492,7 @@ int zfcp_erp_thread_setup(struct zfcp_adapter *adapter) retval = kernel_thread(zfcp_erp_thread, adapter, SIGCHLD); if (retval < 0) { dev_err(&adapter->ccw_device->dev, - "Creation of ERP thread failed.\n"); + "Creating an ERP thread for the FCP device failed.\n"); return retval; } wait_event(adapter->erp_thread_wqh, @@ -1526,7 +1534,6 @@ void zfcp_erp_adapter_failed(struct zfcp_adapter *adapter, u8 id, void *ref) { zfcp_erp_modify_adapter_status(adapter, id, ref, ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); - dev_err(&adapter->ccw_device->dev, "Adapter ERP failed.\n"); } /** @@ -1539,15 +1546,6 @@ void zfcp_erp_port_failed(struct zfcp_port *port, u8 id, void *ref) { zfcp_erp_modify_port_status(port, id, ref, ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); - - if (atomic_read(&port->status) & ZFCP_STATUS_PORT_WKA) - dev_err(&port->adapter->ccw_device->dev, - "Port ERP failed for WKA port d_id=0x%06x.\n", - port->d_id); - else - dev_err(&port->adapter->ccw_device->dev, - "Port ERP failed for port wwpn=0x%016Lx.\n", - port->wwpn); } /** @@ -1560,10 +1558,6 @@ void zfcp_erp_unit_failed(struct zfcp_unit *unit, u8 id, void *ref) { zfcp_erp_modify_unit_status(unit, id, ref, ZFCP_STATUS_COMMON_ERP_FAILED, ZFCP_SET); - - dev_err(&unit->port->adapter->ccw_device->dev, - "Unit ERP failed for unit 0x%016Lx on port 0x%016Lx.\n", - unit->fcp_lun, unit->port->wwpn); } /** diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 9e083a5e2c4e..489a1896499e 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -50,19 +50,16 @@ static u32 fsf_qtcb_type[] = { [FSF_QTCB_UPLOAD_CONTROL_FILE] = FSF_SUPPORT_COMMAND }; -static const char *zfcp_act_subtable_type[] = { - "unknown", "OS", "WWPN", "DID", "LUN" -}; - static void zfcp_act_eval_err(struct zfcp_adapter *adapter, u32 table) { u16 subtable = table >> 16; u16 rule = table & 0xffff; + const char *act_type[] = { "unknown", "OS", "WWPN", "DID", "LUN" }; - if (subtable && subtable < ARRAY_SIZE(zfcp_act_subtable_type)) + if (subtable && subtable < ARRAY_SIZE(act_type)) dev_warn(&adapter->ccw_device->dev, - "Access denied in subtable %s, rule %d.\n", - zfcp_act_subtable_type[subtable], rule); + "Access denied according to ACT rule type %s, " + "rule %d\n", act_type[subtable], rule); } static void zfcp_fsf_access_denied_port(struct zfcp_fsf_req *req, @@ -70,7 +67,7 @@ static void zfcp_fsf_access_denied_port(struct zfcp_fsf_req *req, { struct fsf_qtcb_header *header = &req->qtcb->header; dev_warn(&req->adapter->ccw_device->dev, - "Access denied, cannot send command to port 0x%016Lx.\n", + "Access denied to port 0x%016Lx\n", port->wwpn); zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]); zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]); @@ -83,7 +80,7 @@ static void zfcp_fsf_access_denied_unit(struct zfcp_fsf_req *req, { struct fsf_qtcb_header *header = &req->qtcb->header; dev_warn(&req->adapter->ccw_device->dev, - "Access denied for unit 0x%016Lx on port 0x%016Lx.\n", + "Access denied to unit 0x%016Lx on port 0x%016Lx\n", unit->fcp_lun, unit->port->wwpn); zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[0]); zfcp_act_eval_err(req->adapter, header->fsf_status_qual.halfword[1]); @@ -93,9 +90,8 @@ static void zfcp_fsf_access_denied_unit(struct zfcp_fsf_req *req, static void zfcp_fsf_class_not_supp(struct zfcp_fsf_req *req) { - dev_err(&req->adapter->ccw_device->dev, - "Required FC class not supported by adapter, " - "shutting down adapter.\n"); + dev_err(&req->adapter->ccw_device->dev, "FCP device not " + "operational because of an unsupported FC class\n"); zfcp_erp_adapter_shutdown(req->adapter, 0, 123, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; } @@ -171,42 +167,6 @@ static void zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *req) read_unlock_irqrestore(&zfcp_data.config_lock, flags); } -static void zfcp_fsf_bit_error_threshold(struct zfcp_fsf_req *req) -{ - struct zfcp_adapter *adapter = req->adapter; - struct fsf_status_read_buffer *sr_buf = req->data; - struct fsf_bit_error_payload *err = &sr_buf->payload.bit_error; - - dev_warn(&adapter->ccw_device->dev, - "Warning: bit error threshold data " - "received for the adapter: " - "link failures = %i, loss of sync errors = %i, " - "loss of signal errors = %i, " - "primitive sequence errors = %i, " - "invalid transmission word errors = %i, " - "CRC errors = %i).\n", - err->link_failure_error_count, - err->loss_of_sync_error_count, - err->loss_of_signal_error_count, - err->primitive_sequence_error_count, - err->invalid_transmission_word_error_count, - err->crc_error_count); - dev_warn(&adapter->ccw_device->dev, - "Additional bit error threshold data of the adapter: " - "primitive sequence event time-outs = %i, " - "elastic buffer overrun errors = %i, " - "advertised receive buffer-to-buffer credit = %i, " - "current receice buffer-to-buffer credit = %i, " - "advertised transmit buffer-to-buffer credit = %i, " - "current transmit buffer-to-buffer credit = %i).\n", - err->primitive_sequence_event_timeout_count, - err->elastic_buffer_overrun_error_count, - err->advertised_receive_b2b_credit, - err->current_receive_b2b_credit, - err->advertised_transmit_b2b_credit, - err->current_transmit_b2b_credit); -} - static void zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *req, u8 id, struct fsf_link_down_info *link_down) { @@ -223,62 +183,66 @@ static void zfcp_fsf_link_down_info_eval(struct zfcp_fsf_req *req, u8 id, switch (link_down->error_code) { case FSF_PSQ_LINK_NO_LIGHT: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: no light detected.\n"); + "There is no light signal from the local " + "fibre channel cable\n"); break; case FSF_PSQ_LINK_WRAP_PLUG: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: wrap plug detected.\n"); + "There is a wrap plug instead of a fibre " + "channel cable\n"); break; case FSF_PSQ_LINK_NO_FCP: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "adjacent node on link does not support FCP.\n"); + "The adjacent fibre channel node does not " + "support FCP\n"); break; case FSF_PSQ_LINK_FIRMWARE_UPDATE: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "firmware update in progress.\n"); + "The FCP device is suspended because of a " + "firmware update\n"); break; case FSF_PSQ_LINK_INVALID_WWPN: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "duplicate or invalid WWPN detected.\n"); + "The FCP device detected a WWPN that is " + "duplicate or not valid\n"); break; case FSF_PSQ_LINK_NO_NPIV_SUPPORT: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "no support for NPIV by Fabric.\n"); + "The fibre channel fabric does not support NPIV\n"); break; case FSF_PSQ_LINK_NO_FCP_RESOURCES: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "out of resource in FCP daughtercard.\n"); + "The FCP adapter cannot support more NPIV ports\n"); break; case FSF_PSQ_LINK_NO_FABRIC_RESOURCES: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "out of resource in Fabric.\n"); + "The adjacent switch cannot support " + "more NPIV ports\n"); break; case FSF_PSQ_LINK_FABRIC_LOGIN_UNABLE: dev_warn(&req->adapter->ccw_device->dev, - "The local link is down: " - "unable to login to Fabric.\n"); + "The FCP adapter could not log in to the " + "fibre channel fabric\n"); break; case FSF_PSQ_LINK_WWPN_ASSIGNMENT_CORRUPTED: dev_warn(&req->adapter->ccw_device->dev, - "WWPN assignment file corrupted on adapter.\n"); + "The WWPN assignment file on the FCP adapter " + "has been damaged\n"); break; case FSF_PSQ_LINK_MODE_TABLE_CURRUPTED: dev_warn(&req->adapter->ccw_device->dev, - "Mode table corrupted on adapter.\n"); + "The mode table on the FCP adapter " + "has been damaged\n"); break; case FSF_PSQ_LINK_NO_WWPN_ASSIGNMENT: dev_warn(&req->adapter->ccw_device->dev, - "No WWPN for assignment table on adapter.\n"); + "All NPIV ports on the FCP adapter have " + "been assigned\n"); break; default: dev_warn(&req->adapter->ccw_device->dev, - "The local link to adapter is down.\n"); + "The link between the FCP adapter and " + "the FC fabric is down\n"); } out: zfcp_erp_adapter_failed(adapter, id, req); @@ -286,27 +250,18 @@ out: static void zfcp_fsf_status_read_link_down(struct zfcp_fsf_req *req) { - struct zfcp_adapter *adapter = req->adapter; struct fsf_status_read_buffer *sr_buf = req->data; struct fsf_link_down_info *ldi = (struct fsf_link_down_info *) &sr_buf->payload; switch (sr_buf->status_subtype) { case FSF_STATUS_READ_SUB_NO_PHYSICAL_LINK: - dev_warn(&adapter->ccw_device->dev, - "Physical link is down.\n"); zfcp_fsf_link_down_info_eval(req, 38, ldi); break; case FSF_STATUS_READ_SUB_FDISC_FAILED: - dev_warn(&adapter->ccw_device->dev, - "Local link is down " - "due to failed FDISC login.\n"); zfcp_fsf_link_down_info_eval(req, 39, ldi); break; case FSF_STATUS_READ_SUB_FIRMWARE_UPDATE: - dev_warn(&adapter->ccw_device->dev, - "Local link is down " - "due to firmware update on adapter.\n"); zfcp_fsf_link_down_info_eval(req, 40, NULL); }; } @@ -335,14 +290,16 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req) case FSF_STATUS_READ_SENSE_DATA_AVAIL: break; case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: - zfcp_fsf_bit_error_threshold(req); + dev_warn(&adapter->ccw_device->dev, + "The error threshold for checksum statistics " + "has been exceeded\n"); break; case FSF_STATUS_READ_LINK_DOWN: zfcp_fsf_status_read_link_down(req); break; case FSF_STATUS_READ_LINK_UP: dev_info(&adapter->ccw_device->dev, - "Local link was replugged.\n"); + "The local link has been restored\n"); /* All ports should be marked as ready to run again */ zfcp_erp_modify_adapter_status(adapter, 30, NULL, ZFCP_STATUS_COMMON_RUNNING, @@ -386,8 +343,8 @@ static void zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *req) break; case FSF_SQ_NO_RECOM: dev_err(&req->adapter->ccw_device->dev, - "No recommendation could be given for a " - "problem on the adapter.\n"); + "The FCP adapter reported a problem " + "that cannot be recovered\n"); zfcp_erp_adapter_shutdown(req->adapter, 0, 121, req); break; } @@ -403,8 +360,7 @@ static void zfcp_fsf_fsfstatus_eval(struct zfcp_fsf_req *req) switch (req->qtcb->header.fsf_status) { case FSF_UNKNOWN_COMMAND: dev_err(&req->adapter->ccw_device->dev, - "Command issued by the device driver (0x%x) is " - "not known by the adapter.\n", + "The FCP adapter does not recognize the command 0x%x\n", req->qtcb->header.fsf_command); zfcp_erp_adapter_shutdown(req->adapter, 0, 120, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -435,11 +391,9 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) return; case FSF_PROT_QTCB_VERSION_ERROR: dev_err(&adapter->ccw_device->dev, - "The QTCB version requested by zfcp (0x%x) is not " - "supported by the FCP adapter (lowest supported " - "0x%x, highest supported 0x%x).\n", - FSF_QTCB_CURRENT_VERSION, psq->word[0], - psq->word[1]); + "QTCB version 0x%x not supported by FCP adapter " + "(0x%x to 0x%x)\n", FSF_QTCB_CURRENT_VERSION, + psq->word[0], psq->word[1]); zfcp_erp_adapter_shutdown(adapter, 0, 117, req); break; case FSF_PROT_ERROR_STATE: @@ -449,8 +403,7 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) break; case FSF_PROT_UNSUPP_QTCB_TYPE: dev_err(&adapter->ccw_device->dev, - "Packet header type used by the device driver is " - "incompatible with that used on the adapter.\n"); + "The QTCB type is not supported by the FCP adapter\n"); zfcp_erp_adapter_shutdown(adapter, 0, 118, req); break; case FSF_PROT_HOST_CONNECTION_INITIALIZING: @@ -459,7 +412,7 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) break; case FSF_PROT_DUPLICATE_REQUEST_ID: dev_err(&adapter->ccw_device->dev, - "The request identifier 0x%Lx is ambiguous.\n", + "0x%Lx is an ambiguous request identifier\n", (unsigned long long)qtcb->bottom.support.req_handle); zfcp_erp_adapter_shutdown(adapter, 0, 78, req); break; @@ -479,9 +432,7 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) break; default: dev_err(&adapter->ccw_device->dev, - "Transfer protocol status information" - "provided by the adapter (0x%x) " - "is not compatible with the device driver.\n", + "0x%x is not a valid transfer protocol status\n", qtcb->prefix.prot_status); zfcp_erp_adapter_shutdown(adapter, 0, 119, req); } @@ -559,33 +510,17 @@ static int zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *req) adapter->peer_wwpn = bottom->plogi_payload.wwpn; adapter->peer_wwnn = bottom->plogi_payload.wwnn; fc_host_port_type(shost) = FC_PORTTYPE_PTP; - if (req->erp_action) - dev_info(&adapter->ccw_device->dev, - "Point-to-Point fibrechannel " - "configuration detected.\n"); break; case FSF_TOPO_FABRIC: fc_host_port_type(shost) = FC_PORTTYPE_NPORT; - if (req->erp_action) - dev_info(&adapter->ccw_device->dev, - "Switched fabric fibrechannel " - "network detected.\n"); break; case FSF_TOPO_AL: fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; - dev_err(&adapter->ccw_device->dev, - "Unsupported arbitrated loop fibrechannel " - "topology detected, shutting down " - "adapter.\n"); - zfcp_erp_adapter_shutdown(adapter, 0, 127, req); - return -EIO; default: - fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN; dev_err(&adapter->ccw_device->dev, - "The fibrechannel topology reported by the" - " adapter is not known by the zfcp driver," - " shutting down adapter.\n"); - zfcp_erp_adapter_shutdown(adapter, 0, 128, req); + "Unknown or unsupported arbitrated loop " + "fibre channel topology detected\n"); + zfcp_erp_adapter_shutdown(adapter, 0, 127, req); return -EIO; } @@ -616,11 +551,9 @@ static void zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *req) if (bottom->max_qtcb_size < sizeof(struct fsf_qtcb)) { dev_err(&adapter->ccw_device->dev, - "Maximum QTCB size (%d bytes) allowed by " - "the adapter is lower than the minimum " - "required by the driver (%ld bytes).\n", - bottom->max_qtcb_size, - sizeof(struct fsf_qtcb)); + "FCP adapter maximum QTCB size (%d bytes) " + "is too small\n", + bottom->max_qtcb_size); zfcp_erp_adapter_shutdown(adapter, 0, 129, req); return; } @@ -656,15 +589,15 @@ static void zfcp_fsf_exchange_config_data_handler(struct zfcp_fsf_req *req) if (FSF_QTCB_CURRENT_VERSION < bottom->low_qtcb_version) { dev_err(&adapter->ccw_device->dev, - "The adapter only supports newer control block " - "versions, try updated device driver.\n"); + "The FCP adapter only supports newer " + "control block versions\n"); zfcp_erp_adapter_shutdown(adapter, 0, 125, req); return; } if (FSF_QTCB_CURRENT_VERSION > bottom->high_qtcb_version) { dev_err(&adapter->ccw_device->dev, - "The adapter only supports older control block " - "versions, consider a microcode upgrade.\n"); + "The FCP adapter only supports older " + "control block versions\n"); zfcp_erp_adapter_shutdown(adapter, 0, 126, req); } } @@ -1463,9 +1396,8 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req) break; case FSF_MAXIMUM_NUMBER_OF_PORTS_EXCEEDED: dev_warn(&req->adapter->ccw_device->dev, - "The adapter is out of resources. The remote port " - "0x%016Lx could not be opened, disabling it.\n", - port->wwpn); + "Not enough FCP adapter resources to open " + "remote port 0x%016Lx\n", port->wwpn); zfcp_erp_port_failed(port, 31, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -1477,8 +1409,8 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req) break; case FSF_SQ_NO_RETRY_POSSIBLE: dev_warn(&req->adapter->ccw_device->dev, - "The remote port 0x%016Lx could not be " - "opened. Disabling it.\n", port->wwpn); + "Remote port 0x%016Lx could not be opened\n", + port->wwpn); zfcp_erp_port_failed(port, 32, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; break; @@ -1784,14 +1716,12 @@ static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) case FSF_LUN_SHARING_VIOLATION: if (header->fsf_status_qual.word[0]) dev_warn(&adapter->ccw_device->dev, - "FCP-LUN 0x%Lx at the remote port " - "with WWPN 0x%Lx " - "connected to the adapter " - "is already in use in LPAR%d, CSS%d.\n", + "LUN 0x%Lx on port 0x%Lx is already in " + "use by CSS%d, MIF Image ID %x\n", unit->fcp_lun, unit->port->wwpn, - queue_designator->hla, - queue_designator->cssid); + queue_designator->cssid, + queue_designator->hla); else zfcp_act_eval_err(adapter, header->fsf_status_qual.word[2]); @@ -1802,8 +1732,8 @@ static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) break; case FSF_MAXIMUM_NUMBER_OF_LUNS_EXCEEDED: dev_warn(&adapter->ccw_device->dev, - "The adapter ran out of resources. There is no " - "handle available for unit 0x%016Lx on port 0x%016Lx.", + "No handle is available for LUN " + "0x%016Lx on port 0x%016Lx\n", unit->fcp_lun, unit->port->wwpn); zfcp_erp_unit_failed(unit, 34, req); /* fall through */ @@ -1841,25 +1771,25 @@ static void zfcp_fsf_open_unit_handler(struct zfcp_fsf_req *req) atomic_set_mask(ZFCP_STATUS_UNIT_READONLY, &unit->status); dev_info(&adapter->ccw_device->dev, - "Read-only access for unit 0x%016Lx " - "on port 0x%016Lx.\n", + "SCSI device at LUN 0x%016Lx on port " + "0x%016Lx opened read-only\n", unit->fcp_lun, unit->port->wwpn); } if (exclusive && !readwrite) { dev_err(&adapter->ccw_device->dev, - "Exclusive access of read-only unit " - "0x%016Lx on port 0x%016Lx not " - "supported, disabling unit.\n", + "Exclusive read-only access not " + "supported (unit 0x%016Lx, " + "port 0x%016Lx)\n", unit->fcp_lun, unit->port->wwpn); zfcp_erp_unit_failed(unit, 35, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; zfcp_erp_unit_shutdown(unit, 0, 80, req); } else if (!exclusive && readwrite) { dev_err(&adapter->ccw_device->dev, - "Shared access of read-write unit " - "0x%016Lx on port 0x%016Lx not " - "supported, disabling unit.\n", + "Shared read-write access not " + "supported (unit 0x%016Lx, port " + "0x%016Lx\n)", unit->fcp_lun, unit->port->wwpn); zfcp_erp_unit_failed(unit, 36, req); req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -2166,9 +2096,8 @@ static void zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *req) break; case FSF_DIRECTION_INDICATOR_NOT_VALID: dev_err(&req->adapter->ccw_device->dev, - "Invalid data direction (%d) given for unit " - "0x%016Lx on port 0x%016Lx, shutting down " - "adapter.\n", + "Incorrect direction %d, unit 0x%016Lx on port " + "0x%016Lx closed\n", req->qtcb->bottom.io.data_direction, unit->fcp_lun, unit->port->wwpn); zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 133, req); @@ -2176,9 +2105,8 @@ static void zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *req) break; case FSF_CMND_LENGTH_NOT_VALID: dev_err(&req->adapter->ccw_device->dev, - "An invalid control-data-block length field (%d) " - "was found in a command for unit 0x%016Lx on port " - "0x%016Lx. Shutting down adapter.\n", + "Incorrect CDB length %d, unit 0x%016Lx on " + "port 0x%016Lx closed\n", req->qtcb->bottom.io.fcp_cmnd_length, unit->fcp_lun, unit->port->wwpn); zfcp_erp_adapter_shutdown(unit->port->adapter, 0, 134, req); @@ -2306,10 +2234,9 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, retval = -EIO; else { dev_err(&adapter->ccw_device->dev, - "SCSI request too large. " - "Shutting down unit 0x%016Lx on port " - "0x%016Lx.\n", unit->fcp_lun, - unit->port->wwpn); + "Oversize data package, unit 0x%016Lx " + "on port 0x%016Lx closed\n", + unit->fcp_lun, unit->port->wwpn); zfcp_erp_unit_shutdown(unit, 0, 131, req); retval = -EINVAL; } diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index cc49eaa9281f..9c5b84980901 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -57,7 +57,7 @@ void zfcp_qdio_free(struct zfcp_adapter *adapter) static void zfcp_qdio_handler_error(struct zfcp_adapter *adapter, u8 id) { - dev_warn(&adapter->ccw_device->dev, "QDIO problem occurred.\n"); + dev_warn(&adapter->ccw_device->dev, "A QDIO problem occurred\n"); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | @@ -174,8 +174,8 @@ static void zfcp_qdio_int_resp(struct ccw_device *cdev, unsigned int qdio_err, if (unlikely(!(sbale->flags & SBAL_FLAGS_LAST_ENTRY))) dev_warn(&adapter->ccw_device->dev, - "Protocol violation by adapter. " - "Continuing operations.\n"); + "A QDIO protocol error occurred, " + "operations continue\n"); } /* @@ -457,17 +457,11 @@ int zfcp_qdio_open(struct zfcp_adapter *adapter) if (atomic_test_mask(ZFCP_STATUS_ADAPTER_QDIOUP, &adapter->status)) return -EIO; - if (qdio_establish(&adapter->qdio_init_data)) { - dev_err(&adapter->ccw_device->dev, - "Establish of QDIO queues failed.\n"); - return -EIO; - } + if (qdio_establish(&adapter->qdio_init_data)) + goto failed_establish; - if (qdio_activate(adapter->ccw_device)) { - dev_err(&adapter->ccw_device->dev, - "Activate of QDIO queues failed.\n"); + if (qdio_activate(adapter->ccw_device)) goto failed_qdio; - } for (cc = 0; cc < QDIO_MAX_BUFFERS_PER_Q; cc++) { sbale = &(adapter->resp_q.sbal[cc]->element[0]); @@ -477,11 +471,8 @@ int zfcp_qdio_open(struct zfcp_adapter *adapter) } if (do_QDIO(adapter->ccw_device, QDIO_FLAG_SYNC_INPUT, 0, 0, - QDIO_MAX_BUFFERS_PER_Q)) { - dev_err(&adapter->ccw_device->dev, - "Init of QDIO response queue failed.\n"); + QDIO_MAX_BUFFERS_PER_Q)) goto failed_qdio; - } /* set index of first avalable SBALS / number of available SBALS */ adapter->req_q.first = 0; @@ -492,5 +483,8 @@ int zfcp_qdio_open(struct zfcp_adapter *adapter) failed_qdio: qdio_shutdown(adapter->ccw_device, QDIO_FLAG_CLEANUP_USING_CLEAR); +failed_establish: + dev_err(&adapter->ccw_device->dev, + "Setting up the QDIO connection to the FCP adapter failed\n"); return -EIO; } diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index aeae56b00b45..6348cc5520e1 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -294,7 +294,8 @@ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter) sizeof (struct zfcp_adapter *)); if (!adapter->scsi_host) { dev_err(&adapter->ccw_device->dev, - "registration with SCSI stack failed."); + "Registering the FCP device with the " + "SCSI stack failed\n"); return -EIO; } |
