From f3eb5384cf0325c02e306b1d81e70f81a03d7432 Mon Sep 17 00:00:00 2001 From: Stefan Weinhuber Date: Thu, 26 Mar 2009 15:23:48 +0100 Subject: [S390] dasd: add High Performance FICON support To support High Performance FICON, the DASD device driver has to translate I/O requests into the new transport mode control words (TCW) instead of the traditional (command mode) CCW requests. Signed-off-by: Stefan Weinhuber Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd_3990_erp.c | 141 ++++++++++++++++++++++++------------- 1 file changed, 94 insertions(+), 47 deletions(-) (limited to 'drivers/s390/block/dasd_3990_erp.c') diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index d82aad5224f..4cee4591614 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -1561,6 +1561,13 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) cqr = cqr->refers; } + if (scsw_is_tm(&cqr->irb.scsw)) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "32 bit sense, action 1B is not defined" + " in transport mode - just retry"); + return default_erp; + } + /* for imprecise ending just do default erp */ if (sense[1] & 0x01) { @@ -1599,7 +1606,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) oldccw = cqr->cpaddr; if (oldccw->cmd_code == DASD_ECKD_CCW_PFX) { PFX_data = cqr->data; - memcpy(DE_data, &PFX_data->define_extend, + memcpy(DE_data, &PFX_data->define_extent, sizeof(struct DE_eckd_data)); } else memcpy(DE_data, cqr->data, sizeof(struct DE_eckd_data)); @@ -1712,6 +1719,13 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) cqr = cqr->refers; } + if (scsw_is_tm(&cqr->irb.scsw)) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "32 bit sense, action 1B, update," + " in transport mode - just retry"); + return previous_erp; + } + /* for imprecise ending just do default erp */ if (sense[1] & 0x01) { @@ -2171,7 +2185,7 @@ dasd_3990_erp_control_check(struct dasd_ccw_req *erp) { struct dasd_device *device = erp->startdev; - if (erp->refers->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK + if (scsw_cstat(&erp->refers->irb.scsw) & (SCHN_STAT_INTF_CTRL_CHK | SCHN_STAT_CHN_CTRL_CHK)) { DEV_MESSAGE(KERN_DEBUG, device, "%s", "channel or interface control check"); @@ -2193,21 +2207,23 @@ dasd_3990_erp_control_check(struct dasd_ccw_req *erp) * erp_new contens was possibly modified */ static struct dasd_ccw_req * -dasd_3990_erp_inspect(struct dasd_ccw_req * erp) +dasd_3990_erp_inspect(struct dasd_ccw_req *erp) { struct dasd_ccw_req *erp_new = NULL; - /* sense data are located in the refers record of the */ - /* already set up new ERP ! */ - char *sense = erp->refers->irb.ecw; + char *sense; /* if this problem occured on an alias retry on base */ erp_new = dasd_3990_erp_inspect_alias(erp); if (erp_new) return erp_new; - /* check if no concurrent sens is available */ - if (!erp->refers->irb.esw.esw0.erw.cons) + /* sense data are located in the refers record of the + * already set up new ERP ! + * check if concurrent sens is available + */ + sense = dasd_get_sense(&erp->refers->irb); + if (!sense) erp_new = dasd_3990_erp_control_check(erp); /* distinguish between 24 and 32 byte sense data */ else if (sense[27] & DASD_SENSE_BIT_0) { @@ -2231,7 +2247,11 @@ dasd_3990_erp_inspect(struct dasd_ccw_req * erp) * DESCRIPTION * This funtion adds an additional request block (ERP) to the head of * the given cqr (or erp). - * This erp is initialized as an default erp (retry TIC) + * For a command mode cqr the erp is initialized as an default erp + * (retry TIC). + * For transport mode we make a copy of the original TCW (points to + * the original TCCB, TIDALs, etc.) but give it a fresh + * TSB so the original sense data will not be changed. * * PARAMETER * cqr head of the current ERP-chain (or single cqr if @@ -2239,17 +2259,27 @@ dasd_3990_erp_inspect(struct dasd_ccw_req * erp) * RETURN VALUES * erp pointer to new ERP-chain head */ -static struct dasd_ccw_req * -dasd_3990_erp_add_erp(struct dasd_ccw_req * cqr) +static struct dasd_ccw_req *dasd_3990_erp_add_erp(struct dasd_ccw_req *cqr) { struct dasd_device *device = cqr->startdev; struct ccw1 *ccw; - - /* allocate additional request block */ struct dasd_ccw_req *erp; + int cplength, datasize; + struct tcw *tcw; + struct tsb *tsb; + + if (cqr->cpmode == 1) { + cplength = 0; + datasize = sizeof(struct tcw) + sizeof(struct tsb); + } else { + cplength = 2; + datasize = 0; + } - erp = dasd_alloc_erp_request((char *) &cqr->magic, 2, 0, device); + /* allocate additional request block */ + erp = dasd_alloc_erp_request((char *) &cqr->magic, + cplength, datasize, device); if (IS_ERR(erp)) { if (cqr->retries <= 0) { DEV_MESSAGE(KERN_ERR, device, "%s", @@ -2266,13 +2296,24 @@ dasd_3990_erp_add_erp(struct dasd_ccw_req * cqr) return cqr; } - /* initialize request with default TIC to current ERP/CQR */ - ccw = erp->cpaddr; - ccw->cmd_code = CCW_CMD_NOOP; - ccw->flags = CCW_FLAG_CC; - ccw++; - ccw->cmd_code = CCW_CMD_TIC; - ccw->cda = (long)(cqr->cpaddr); + if (cqr->cpmode == 1) { + /* make a shallow copy of the original tcw but set new tsb */ + erp->cpmode = 1; + erp->cpaddr = erp->data; + tcw = erp->data; + tsb = (struct tsb *) &tcw[1]; + *tcw = *((struct tcw *)cqr->cpaddr); + tcw->tsb = (long)tsb; + } else { + /* initialize request with default TIC to current ERP/CQR */ + ccw = erp->cpaddr; + ccw->cmd_code = CCW_CMD_NOOP; + ccw->flags = CCW_FLAG_CC; + ccw++; + ccw->cmd_code = CCW_CMD_TIC; + ccw->cda = (long)(cqr->cpaddr); + } + erp->function = dasd_3990_erp_add_erp; erp->refers = cqr; erp->startdev = device; @@ -2282,7 +2323,6 @@ dasd_3990_erp_add_erp(struct dasd_ccw_req * cqr) erp->expires = 0; erp->retries = 256; erp->buildclk = get_clock(); - erp->status = DASD_CQR_FILLED; return erp; @@ -2340,28 +2380,33 @@ dasd_3990_erp_additional_erp(struct dasd_ccw_req * cqr) * match 'boolean' for match found * returns 1 if match found, otherwise 0. */ -static int -dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2) +static int dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, + struct dasd_ccw_req *cqr2) { + char *sense1, *sense2; if (cqr1->startdev != cqr2->startdev) return 0; - if (cqr1->irb.esw.esw0.erw.cons != cqr2->irb.esw.esw0.erw.cons) - return 0; + sense1 = dasd_get_sense(&cqr1->irb); + sense2 = dasd_get_sense(&cqr2->irb); - if ((cqr1->irb.esw.esw0.erw.cons == 0) && - (cqr2->irb.esw.esw0.erw.cons == 0)) { - if ((cqr1->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK | - SCHN_STAT_CHN_CTRL_CHK)) == - (cqr2->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK | - SCHN_STAT_CHN_CTRL_CHK))) + /* one request has sense data, the other not -> no match, return 0 */ + if (!sense1 != !sense2) + return 0; + /* no sense data in both cases -> check cstat for IFCC */ + if (!sense1 && !sense2) { + if ((scsw_cstat(&cqr1->irb.scsw) & (SCHN_STAT_INTF_CTRL_CHK | + SCHN_STAT_CHN_CTRL_CHK)) == + (scsw_cstat(&cqr2->irb.scsw) & (SCHN_STAT_INTF_CTRL_CHK | + SCHN_STAT_CHN_CTRL_CHK))) return 1; /* match with ifcc*/ } /* check sense data; byte 0-2,25,27 */ - if (!((memcmp (cqr1->irb.ecw, cqr2->irb.ecw, 3) == 0) && - (cqr1->irb.ecw[27] == cqr2->irb.ecw[27]) && - (cqr1->irb.ecw[25] == cqr2->irb.ecw[25]))) { + if (!(sense1 && sense2 && + (memcmp(sense1, sense2, 3) == 0) && + (sense1[27] == sense2[27]) && + (sense1[25] == sense2[25]))) { return 0; /* sense doesn't match */ } @@ -2434,7 +2479,7 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) { struct dasd_device *device = erp->startdev; - char *sense = erp->irb.ecw; + char *sense = dasd_get_sense(&erp->irb); /* check for 24 byte sense ERP */ if ((erp->function == dasd_3990_erp_bus_out) || @@ -2449,7 +2494,7 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) /* prepare erp for retry on different channel path */ erp = dasd_3990_erp_action_1(erp); - if (!(sense[2] & DASD_SENSE_BIT_0)) { + if (sense && !(sense[2] & DASD_SENSE_BIT_0)) { /* issue a Diagnostic Control command with an * Inhibit Write subcommand */ @@ -2479,10 +2524,11 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) } /* check for 32 byte sense ERP */ - } else if ((erp->function == dasd_3990_erp_compound_retry) || - (erp->function == dasd_3990_erp_compound_path) || - (erp->function == dasd_3990_erp_compound_code) || - (erp->function == dasd_3990_erp_compound_config)) { + } else if (sense && + ((erp->function == dasd_3990_erp_compound_retry) || + (erp->function == dasd_3990_erp_compound_path) || + (erp->function == dasd_3990_erp_compound_code) || + (erp->function == dasd_3990_erp_compound_config))) { erp = dasd_3990_erp_compound(erp, sense); @@ -2548,18 +2594,19 @@ dasd_3990_erp_handle_match_erp(struct dasd_ccw_req *erp_head, if (erp->retries > 0) { - char *sense = erp->refers->irb.ecw; + char *sense = dasd_get_sense(&erp->refers->irb); /* check for special retries */ - if (erp->function == dasd_3990_erp_action_4) { + if (sense && erp->function == dasd_3990_erp_action_4) { erp = dasd_3990_erp_action_4(erp, sense); - } else if (erp->function == dasd_3990_erp_action_1B_32) { + } else if (sense && + erp->function == dasd_3990_erp_action_1B_32) { erp = dasd_3990_update_1B(erp, sense); - } else if (erp->function == dasd_3990_erp_int_req) { + } else if (sense && erp->function == dasd_3990_erp_int_req) { erp = dasd_3990_erp_int_req(erp); @@ -2622,8 +2669,8 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) } /* double-check if current erp/cqr was successful */ - if ((cqr->irb.scsw.cmd.cstat == 0x00) && - (cqr->irb.scsw.cmd.dstat == + if ((scsw_cstat(&cqr->irb.scsw) == 0x00) && + (scsw_dstat(&cqr->irb.scsw) == (DEV_STAT_CHN_END | DEV_STAT_DEV_END))) { DEV_MESSAGE(KERN_DEBUG, device, -- cgit v1.2.3-70-g09d2 From fc19f381b3828aa4f8a3417dbefc3418ec6bbe10 Mon Sep 17 00:00:00 2001 From: Stefan Haberland Date: Thu, 26 Mar 2009 15:23:49 +0100 Subject: [S390] dasd: message cleanup Moved some Messages into s390 debug feature and changed remaining messages to use the dev_xxx and pr_xxx macros. Signed-off-by: Stefan Haberland Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd.c | 176 ++++----- drivers/s390/block/dasd_3990_erp.c | 730 +++++++++++++++++++------------------ drivers/s390/block/dasd_alias.c | 10 +- drivers/s390/block/dasd_devmap.c | 38 +- drivers/s390/block/dasd_diag.c | 66 ++-- drivers/s390/block/dasd_eckd.c | 196 ++++++---- drivers/s390/block/dasd_eer.c | 6 +- drivers/s390/block/dasd_erp.c | 21 +- drivers/s390/block/dasd_fba.c | 77 ++-- drivers/s390/block/dasd_genhd.c | 7 +- drivers/s390/block/dasd_int.h | 6 + drivers/s390/block/dasd_ioctl.c | 27 +- drivers/s390/block/dasd_proc.c | 20 +- 13 files changed, 743 insertions(+), 637 deletions(-) (limited to 'drivers/s390/block/dasd_3990_erp.c') diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 00f7d24b337..2fd64e5a9ab 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -9,6 +9,9 @@ * */ +#define KMSG_COMPONENT "dasd" +#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt + #include #include #include @@ -222,7 +225,7 @@ static int dasd_state_known_to_basic(struct dasd_device *device) return rc; } /* register 'device' debug area, used for all DBF_DEV_XXX calls */ - device->debug_area = debug_register(dev_name(&device->cdev->dev), 1, 1, + device->debug_area = debug_register(dev_name(&device->cdev->dev), 4, 1, 8 * sizeof(long)); debug_register_view(device->debug_area, &debug_sprintf_view); debug_set_level(device->debug_area, DBF_WARNING); @@ -763,7 +766,7 @@ static inline int dasd_check_cqr(struct dasd_ccw_req *cqr) return -EINVAL; device = cqr->startdev; if (strncmp((char *) &cqr->magic, device->discipline->ebcname, 4)) { - DEV_MESSAGE(KERN_WARNING, device, + DBF_DEV_EVENT(DBF_WARNING, device, " dasd_ccw_req 0x%08x magic doesn't match" " discipline 0x%08x", cqr->magic, @@ -783,6 +786,7 @@ int dasd_term_IO(struct dasd_ccw_req *cqr) { struct dasd_device *device; int retries, rc; + char errorstring[ERRORLENGTH]; /* Check the cqr */ rc = dasd_check_cqr(cqr); @@ -816,10 +820,10 @@ int dasd_term_IO(struct dasd_ccw_req *cqr) "device busy, retry later"); break; default: - DEV_MESSAGE(KERN_ERR, device, - "line %d unknown RC=%d, please " - "report to linux390@de.ibm.com", - __LINE__, rc); + /* internal error 10 - unknown rc*/ + snprintf(errorstring, ERRORLENGTH, "10 %d", rc); + dev_err(&device->cdev->dev, "An error occurred in the " + "DASD device driver, reason=%s\n", errorstring); BUG(); break; } @@ -837,6 +841,7 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) { struct dasd_device *device; int rc; + char errorstring[ERRORLENGTH]; /* Check the cqr */ rc = dasd_check_cqr(cqr); @@ -844,9 +849,10 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) return rc; device = (struct dasd_device *) cqr->startdev; if (cqr->retries < 0) { - DEV_MESSAGE(KERN_DEBUG, device, - "start_IO: request %p (%02x/%i) - no retry left.", - cqr, cqr->status, cqr->retries); + /* internal error 14 - start_IO run out of retries */ + sprintf(errorstring, "14 %p", cqr); + dev_err(&device->cdev->dev, "An error occurred in the DASD " + "device driver, reason=%s\n", errorstring); cqr->status = DASD_CQR_ERROR; return -EIO; } @@ -868,11 +874,11 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) cqr); break; case -EBUSY: - DBF_DEV_EVENT(DBF_ERR, device, "%s", + DBF_DEV_EVENT(DBF_DEBUG, device, "%s", "start_IO: device busy, retry later"); break; case -ETIMEDOUT: - DBF_DEV_EVENT(DBF_ERR, device, "%s", + DBF_DEV_EVENT(DBF_DEBUG, device, "%s", "start_IO: request timeout, retry later"); break; case -EACCES: @@ -882,7 +888,7 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) * Do a retry with all available pathes. */ cqr->lpm = LPM_ANYPATH; - DBF_DEV_EVENT(DBF_ERR, device, "%s", + DBF_DEV_EVENT(DBF_DEBUG, device, "%s", "start_IO: selected pathes gone," " retry on all pathes"); break; @@ -891,13 +897,15 @@ int dasd_start_IO(struct dasd_ccw_req *cqr) "start_IO: -ENODEV device gone, retry"); break; case -EIO: - DBF_DEV_EVENT(DBF_ERR, device, "%s", + DBF_DEV_EVENT(DBF_DEBUG, device, "%s", "start_IO: -EIO device gone, retry"); break; default: - DEV_MESSAGE(KERN_ERR, device, - "line %d unknown RC=%d, please report" - " to linux390@de.ibm.com", __LINE__, rc); + /* internal error 11 - unknown rc */ + snprintf(errorstring, ERRORLENGTH, "11 %d", rc); + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", errorstring); BUG(); break; } @@ -954,7 +962,7 @@ static void dasd_handle_killed_request(struct ccw_device *cdev, return; cqr = (struct dasd_ccw_req *) intparm; if (cqr->status != DASD_CQR_IN_IO) { - MESSAGE(KERN_DEBUG, + DBF_EVENT(DBF_DEBUG, "invalid status in handle_killed_request: " "bus_id %s, status %02x", dev_name(&cdev->dev), cqr->status); @@ -965,8 +973,8 @@ static void dasd_handle_killed_request(struct ccw_device *cdev, if (device == NULL || device != dasd_device_from_cdev_locked(cdev) || strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) { - MESSAGE(KERN_DEBUG, "invalid device in request: bus_id %s", - dev_name(&cdev->dev)); + DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: " + "bus_id %s", dev_name(&cdev->dev)); return; } @@ -1005,11 +1013,11 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, case -EIO: break; case -ETIMEDOUT: - printk(KERN_WARNING"%s(%s): request timed out\n", + DBF_EVENT(DBF_WARNING, "%s(%s): request timed out\n", __func__, dev_name(&cdev->dev)); break; default: - printk(KERN_WARNING"%s(%s): unknown error %ld\n", + DBF_EVENT(DBF_WARNING, "%s(%s): unknown error %ld\n", __func__, dev_name(&cdev->dev), PTR_ERR(irb)); } dasd_handle_killed_request(cdev, intparm); @@ -1018,10 +1026,6 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, now = get_clock(); - DBF_EVENT(DBF_ERR, "Interrupt: bus_id %s CS/DS %04x ip %08x", - dev_name(&cdev->dev), ((irb->scsw.cmd.cstat << 8) | - irb->scsw.cmd.dstat), (unsigned int) intparm); - /* check for unsolicited interrupts */ cqr = (struct dasd_ccw_req *) intparm; if (!cqr || ((scsw_cc(&irb->scsw) == 1) && @@ -1042,8 +1046,8 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, device = (struct dasd_device *) cqr->startdev; if (!device || strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) { - MESSAGE(KERN_DEBUG, "invalid device in request: bus_id %s", - dev_name(&cdev->dev)); + DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: " + "bus_id %s", dev_name(&cdev->dev)); return; } @@ -1059,13 +1063,11 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, /* check status - the request might have been killed by dyn detach */ if (cqr->status != DASD_CQR_IN_IO) { - MESSAGE(KERN_DEBUG, - "invalid status: bus_id %s, status %02x", - dev_name(&cdev->dev), cqr->status); + DBF_DEV_EVENT(DBF_DEBUG, device, "invalid status: bus_id %s, " + "status %02x", dev_name(&cdev->dev), cqr->status); return; } - DBF_DEV_EVENT(DBF_DEBUG, device, "Int: CS/DS 0x%04x for cqr %p", - ((irb->scsw.cmd.cstat << 8) | irb->scsw.cmd.dstat), cqr); + next = NULL; expires = 0; if (scsw_dstat(&irb->scsw) == (DEV_STAT_CHN_END | DEV_STAT_DEV_END) && @@ -1080,18 +1082,23 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, } } else { /* error */ memcpy(&cqr->irb, irb, sizeof(struct irb)); + /* log sense for every failed I/O to s390 debugfeature */ + dasd_log_sense_dbf(cqr, irb); if (device->features & DASD_FEATURE_ERPLOG) { dasd_log_sense(cqr, irb); } + /* * If we don't want complex ERP for this request, then just * reset this and retry it in the fastpath */ if (!test_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags) && cqr->retries > 0) { - DEV_MESSAGE(KERN_DEBUG, device, - "default ERP in fastpath (%i retries left)", - cqr->retries); + if (cqr->lpm == LPM_ANYPATH) + DBF_DEV_EVENT(DBF_DEBUG, device, + "default ERP in fastpath " + "(%i retries left)", + cqr->retries); cqr->lpm = LPM_ANYPATH; cqr->status = DASD_CQR_QUEUED; next = cqr; @@ -1102,10 +1109,6 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, (!device->stopped)) { if (device->discipline->start_IO(next) == 0) expires = next->expires; - else - DEV_MESSAGE(KERN_DEBUG, device, "%s", - "Interrupt fastpath " - "failed!"); } if (expires != 0) dasd_device_set_timer(device, expires); @@ -1178,6 +1181,7 @@ static void __dasd_device_process_final_queue(struct dasd_device *device, struct dasd_block *block; void (*callback)(struct dasd_ccw_req *, void *data); void *callback_data; + char errorstring[ERRORLENGTH]; list_for_each_safe(l, n, final_queue) { cqr = list_entry(l, struct dasd_ccw_req, devlist); @@ -1198,10 +1202,11 @@ static void __dasd_device_process_final_queue(struct dasd_device *device, cqr->status = DASD_CQR_TERMINATED; break; default: - DEV_MESSAGE(KERN_ERR, device, - "wrong cqr status in __dasd_process_final_queue " - "for cqr %p, status %x", - cqr, cqr->status); + /* internal error 12 - wrong cqr status*/ + snprintf(errorstring, ERRORLENGTH, "12 %p %x02", cqr, cqr->status); + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", errorstring); BUG(); } if (cqr->callback != NULL) @@ -1226,18 +1231,17 @@ static void __dasd_device_check_expire(struct dasd_device *device) (time_after_eq(jiffies, cqr->expires + cqr->starttime))) { if (device->discipline->term_IO(cqr) != 0) { /* Hmpf, try again in 5 sec */ - DEV_MESSAGE(KERN_ERR, device, - "internal error - timeout (%is) expired " - "for cqr %p, termination failed, " - "retrying in 5s", - (cqr->expires/HZ), cqr); + dev_err(&device->cdev->dev, + "cqr %p timed out (%is) but cannot be " + "ended, retrying in 5 s\n", + cqr, (cqr->expires/HZ)); cqr->expires += 5*HZ; dasd_device_set_timer(device, 5*HZ); } else { - DEV_MESSAGE(KERN_ERR, device, - "internal error - timeout (%is) expired " - "for cqr %p (%i retries left)", - (cqr->expires/HZ), cqr, cqr->retries); + dev_err(&device->cdev->dev, + "cqr %p timed out (%is), %i retries " + "remaining\n", cqr, (cqr->expires/HZ), + cqr->retries); } } } @@ -1299,10 +1303,9 @@ int dasd_flush_device_queue(struct dasd_device *device) rc = device->discipline->term_IO(cqr); if (rc) { /* unable to terminate requeust */ - DEV_MESSAGE(KERN_ERR, device, - "dasd flush ccw_queue is unable " - " to terminate request %p", - cqr); + dev_err(&device->cdev->dev, + "Flushing the DASD request queue " + "failed for request %p\n", cqr); /* stop flush processing */ goto finished; } @@ -1546,10 +1549,9 @@ int dasd_cancel_req(struct dasd_ccw_req *cqr) /* request in IO - terminate IO and release again */ rc = device->discipline->term_IO(cqr); if (rc) { - DEV_MESSAGE(KERN_ERR, device, - "dasd_cancel_req is unable " - " to terminate request %p, rc = %d", - cqr, rc); + dev_err(&device->cdev->dev, + "Cancelling request %p failed with rc=%d\n", + cqr, rc); } else { cqr->stopclk = get_clock(); rc = 1; @@ -1626,7 +1628,7 @@ static inline void __dasd_block_process_erp(struct dasd_block *block, if (cqr->status == DASD_CQR_DONE) DBF_DEV_EVENT(DBF_NOTICE, device, "%s", "ERP successful"); else - DEV_MESSAGE(KERN_ERR, device, "%s", "ERP unsuccessful"); + dev_err(&device->cdev->dev, "ERP failed for the DASD\n"); erp_fn = device->discipline->erp_postaction(cqr); erp_fn(cqr); } @@ -2055,8 +2057,9 @@ static int dasd_open(struct block_device *bdev, fmode_t mode) } if (dasd_probeonly) { - DEV_MESSAGE(KERN_INFO, base, "%s", - "No access to device due to probeonly mode"); + dev_info(&base->cdev->dev, + "Accessing the DASD failed because it is in " + "probeonly mode\n"); rc = -EPERM; goto out; } @@ -2156,14 +2159,14 @@ int dasd_generic_probe(struct ccw_device *cdev, ret = ccw_device_set_options(cdev, CCWDEV_DO_PATHGROUP); if (ret) { - printk(KERN_WARNING + DBF_EVENT(DBF_WARNING, "dasd_generic_probe: could not set ccw-device options " "for %s\n", dev_name(&cdev->dev)); return ret; } ret = dasd_add_sysfs_files(cdev); if (ret) { - printk(KERN_WARNING + DBF_EVENT(DBF_WARNING, "dasd_generic_probe: could not add sysfs entries " "for %s\n", dev_name(&cdev->dev)); return ret; @@ -2179,9 +2182,7 @@ int dasd_generic_probe(struct ccw_device *cdev, (dasd_autodetect && dasd_busid_known(dev_name(&cdev->dev)) != 0)) ret = ccw_device_set_online(cdev); if (ret) - printk(KERN_WARNING - "dasd_generic_probe: could not initially " - "online ccw-device %s; return code: %d\n", + pr_warning("%s: Setting the DASD online failed with rc=%d\n", dev_name(&cdev->dev), ret); return 0; } @@ -2245,10 +2246,9 @@ int dasd_generic_set_online(struct ccw_device *cdev, discipline = base_discipline; if (device->features & DASD_FEATURE_USEDIAG) { if (!dasd_diag_discipline_pointer) { - printk (KERN_WARNING - "dasd_generic couldn't online device %s " - "- discipline DIAG not available\n", - dev_name(&cdev->dev)); + pr_warning("%s Setting the DASD online failed because " + "of missing DIAG discipline\n", + dev_name(&cdev->dev)); dasd_delete_device(device); return -ENODEV; } @@ -2269,10 +2269,9 @@ int dasd_generic_set_online(struct ccw_device *cdev, /* check_device will allocate block device if necessary */ rc = discipline->check_device(device); if (rc) { - printk (KERN_WARNING - "dasd_generic couldn't online device %s " - "with discipline %s rc=%i\n", - dev_name(&cdev->dev), discipline->name, rc); + pr_warning("%s Setting the DASD online with discipline %s " + "failed with rc=%i\n", + dev_name(&cdev->dev), discipline->name, rc); module_put(discipline->owner); module_put(base_discipline->owner); dasd_delete_device(device); @@ -2281,9 +2280,8 @@ int dasd_generic_set_online(struct ccw_device *cdev, dasd_set_target_state(device, DASD_STATE_ONLINE); if (device->state <= DASD_STATE_KNOWN) { - printk (KERN_WARNING - "dasd_generic discipline not found for %s\n", - dev_name(&cdev->dev)); + pr_warning("%s Setting the DASD online failed because of a " + "missing discipline\n", dev_name(&cdev->dev)); rc = -ENODEV; dasd_set_target_state(device, DASD_STATE_NEW); if (device->block) @@ -2327,13 +2325,13 @@ int dasd_generic_set_offline(struct ccw_device *cdev) open_count = atomic_read(&device->block->open_count); if (open_count > max_count) { if (open_count > 0) - printk(KERN_WARNING "Can't offline dasd " - "device with open count = %i.\n", - open_count); + pr_warning("%s: The DASD cannot be set offline " + "with open count %i\n", + dev_name(&cdev->dev), open_count); else - printk(KERN_WARNING "%s", - "Can't offline dasd device due " - "to internal use\n"); + pr_warning("%s: The DASD cannot be set offline " + "while it is in use\n", + dev_name(&cdev->dev)); clear_bit(DASD_FLAG_OFFLINE, &device->flags); dasd_put_device(device); return -EBUSY; @@ -2406,8 +2404,10 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device, cqr = dasd_smalloc_request(magic, 1 /* RDC */, rdc_buffer_size, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Could not allocate RDC request"); + /* internal error 13 - Allocating the RDC request failed*/ + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", "13"); return cqr; } @@ -2519,7 +2519,7 @@ static int __init dasd_init(void) return 0; failed: - MESSAGE(KERN_INFO, "%s", "initialization not performed due to errors"); + pr_info("The DASD device driver could not be initialized\n"); dasd_exit(); return rc; } diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index 4cee4591614..27991b69205 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -7,6 +7,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -75,7 +77,7 @@ dasd_3990_erp_block_queue(struct dasd_ccw_req * erp, int expires) struct dasd_device *device = erp->startdev; unsigned long flags; - DEV_MESSAGE(KERN_INFO, device, + DBF_DEV_EVENT(DBF_INFO, device, "blocking request queue for %is", expires/HZ); spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); @@ -114,9 +116,9 @@ dasd_3990_erp_int_req(struct dasd_ccw_req * erp) } else { /* issue a message and wait for 'device ready' interrupt */ - DEV_MESSAGE(KERN_ERR, device, "%s", + dev_err(&device->cdev->dev, "is offline or not installed - " - "INTERVENTION REQUIRED!!"); + "INTERVENTION REQUIRED!!\n"); dasd_3990_erp_block_queue(erp, 60*HZ); } @@ -158,7 +160,7 @@ dasd_3990_erp_alternate_path(struct dasd_ccw_req * erp) if ((erp->lpm & opm) != 0x00) { - DEV_MESSAGE(KERN_DEBUG, device, + DBF_DEV_EVENT(DBF_WARNING, device, "try alternate lpm=%x (lpum=%x / opm=%x)", erp->lpm, erp->irb.esw.esw0.sublog.lpum, opm); @@ -166,10 +168,9 @@ dasd_3990_erp_alternate_path(struct dasd_ccw_req * erp) erp->status = DASD_CQR_FILLED; erp->retries = 10; } else { - DEV_MESSAGE(KERN_ERR, device, - "No alternate channel path left (lpum=%x / " - "opm=%x) -> permanent error", - erp->irb.esw.esw0.sublog.lpum, opm); + dev_err(&device->cdev->dev, + "The DASD cannot be reached on any path (lpum=%x" + "/opm=%x)\n", erp->irb.esw.esw0.sublog.lpum, opm); /* post request with permanent error */ erp->status = DASD_CQR_FAILED; @@ -204,8 +205,8 @@ dasd_3990_erp_DCTL(struct dasd_ccw_req * erp, char modifier) sizeof(struct DCTL_data), device); if (IS_ERR(dctl_cqr)) { - DEV_MESSAGE(KERN_ERR, device, "%s", - "Unable to allocate DCTL-CQR"); + dev_err(&device->cdev->dev, + "Unable to allocate DCTL-CQR\n"); erp->status = DASD_CQR_FAILED; return erp; } @@ -294,7 +295,7 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense) /* interrupt (this enables easier enqueing of the cqr) */ if (erp->function != dasd_3990_erp_action_4) { - DEV_MESSAGE(KERN_INFO, device, "%s", + DBF_DEV_EVENT(DBF_INFO, device, "%s", "dasd_3990_erp_action_4: first time retry"); erp->retries = 256; @@ -303,7 +304,7 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense) } else { if (sense && (sense[25] == 0x1D)) { /* state change pending */ - DEV_MESSAGE(KERN_INFO, device, + DBF_DEV_EVENT(DBF_INFO, device, "waiting for state change pending " "interrupt, %d retries left", erp->retries); @@ -311,15 +312,14 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense) dasd_3990_erp_block_queue(erp, 30*HZ); } else if (sense && (sense[25] == 0x1E)) { /* busy */ - DEV_MESSAGE(KERN_INFO, device, + DBF_DEV_EVENT(DBF_INFO, device, "busy - redriving request later, " "%d retries left", erp->retries); dasd_3990_erp_block_queue(erp, HZ); } else { - /* no state change pending - retry */ - DEV_MESSAGE (KERN_INFO, device, + DBF_DEV_EVENT(DBF_INFO, device, "redriving request immediately, " "%d retries left", erp->retries); @@ -384,6 +384,7 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) struct dasd_device *device = erp->startdev; char msg_format = (sense[7] & 0xF0); char msg_no = (sense[7] & 0x0F); + char errorstring[ERRORLENGTH]; switch (msg_format) { case 0x00: /* Format 0 - Program or System Checks */ @@ -394,95 +395,97 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) case 0x00: /* No Message */ break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Invalid Command"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Invalid Command\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - Invalid Command " - "Sequence"); + "Sequence\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - CCW Count less than " - "required"); + "required\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Invalid Parameter"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Invalid Parameter\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Diagnostic of Sepecial" - " Command Violates File Mask"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Diagnostic of Special" + " Command Violates File Mask\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - Channel Returned with " - "Incorrect retry CCW"); + "Incorrect retry CCW\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Reset Notification"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Reset Notification\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Storage Path Restart"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Storage Path Restart\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, + dev_warn(&device->cdev->dev, "FORMAT 0 - Channel requested " - "... %02x", sense[8]); + "... %02x\n", sense[8]); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - Invalid Defective/" - "Alternate Track Pointer"); + "Alternate Track Pointer\n"); break; case 0x0C: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - DPS Installation " - "Check"); + "Check\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - Command Invalid on " - "Secondary Address"); + "Secondary Address\n"); break; case 0x0F: - DEV_MESSAGE(KERN_WARNING, device, + dev_warn(&device->cdev->dev, "FORMAT 0 - Status Not As " - "Required: reason %02x", sense[8]); + "Required: reason %02x\n", + sense[8]); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Reseved"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Reserved\n"); } } else { switch (msg_no) { case 0x00: /* No Message */ break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Device Error Source"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Device Error " + "Source\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Reserved\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, + dev_warn(&device->cdev->dev, "FORMAT 0 - Device Fenced - " - "device = %02x", sense[4]); + "device = %02x\n", sense[4]); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 0 - Data Pinned for " - "Device"); + "Device\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 0 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 0 - Reserved\n"); } } break; @@ -492,348 +495,352 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) case 0x00: /* No Message */ break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Device Status 1 not as " - "expected"); + "expected\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Index missing"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Index missing\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Interruption cannot be reset"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Interruption cannot be " + "reset\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Device did not respond to " - "selection"); + "selection\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Device check-2 error or Set " - "Sector is not complete"); + "Sector is not complete\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Head address does not " - "compare"); + "compare\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Device status 1 not valid"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Device status 1 not valid\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Device not ready"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Device not ready\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Track physical address did " - "not compare"); + "not compare\n"); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Missing device address bit"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Missing device address bit\n"); break; case 0x0C: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Drive motor switch is off"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Drive motor switch is off\n"); break; case 0x0D: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Seek incomplete"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Seek incomplete\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Cylinder address did not " - "compare"); + "compare\n"); break; case 0x0F: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 1 - Offset active cannot be " - "reset"); + "reset\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 1 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 1 - Reserved\n"); } break; case 0x20: /* Format 2 - 3990 Equipment Checks */ switch (msg_no) { case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 2 - 3990 check-2 error"); + dev_warn(&device->cdev->dev, + "FORMAT 2 - 3990 check-2 error\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 2 - Support facility errors"); + dev_warn(&device->cdev->dev, + "FORMAT 2 - Support facility errors\n"); break; case 0x0F: - DEV_MESSAGE(KERN_WARNING, device, - "FORMAT 2 - Microcode detected error %02x", - sense[8]); + dev_warn(&device->cdev->dev, + "FORMAT 2 - Microcode detected error " + "%02x\n", + sense[8]); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 2 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 2 - Reserved\n"); } break; case 0x30: /* Format 3 - 3990 Control Checks */ switch (msg_no) { case 0x0F: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 3 - Allegiance terminated"); + dev_warn(&device->cdev->dev, + "FORMAT 3 - Allegiance terminated\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 3 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 3 - Reserved\n"); } break; case 0x40: /* Format 4 - Data Checks */ switch (msg_no) { case 0x00: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - Home address area error"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - Home address area error\n"); break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - Count area error"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - Count area error\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - Key area error"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - Key area error\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - Data area error"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - Data area error\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No sync byte in home address " - "area"); + "area\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No sync byte in count address " - "area"); + "area\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - No sync byte in key area"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - No sync byte in key area\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - No sync byte in data area"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - No sync byte in data area\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - Home address area error; " - "offset active"); + "offset active\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - Count area error; offset " - "active"); + "active\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - Key area error; offset " - "active"); + "active\n"); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - Data area error; " - "offset active"); + "offset active\n"); break; case 0x0C: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No sync byte in home " - "address area; offset active"); + "address area; offset active\n"); break; case 0x0D: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No syn byte in count " - "address area; offset active"); + "address area; offset active\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No sync byte in key area; " - "offset active"); + "offset active\n"); break; case 0x0F: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 4 - No syn byte in data area; " - "offset active"); + "offset active\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 4 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 4 - Reserved\n"); } break; case 0x50: /* Format 5 - Data Check with displacement information */ switch (msg_no) { case 0x00: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 5 - Data Check in the " - "home address area"); + "home address area\n"); break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 5 - Data Check in the count area"); + dev_warn(&device->cdev->dev, + "FORMAT 5 - Data Check in the count " + "area\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 5 - Data Check in the key area"); + dev_warn(&device->cdev->dev, + "FORMAT 5 - Data Check in the key area\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 5 - Data Check in the data area"); + dev_warn(&device->cdev->dev, + "FORMAT 5 - Data Check in the data " + "area\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 5 - Data Check in the " - "home address area; offset active"); + "home address area; offset active\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 5 - Data Check in the count area; " - "offset active"); + "offset active\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 5 - Data Check in the key area; " - "offset active"); + "offset active\n"); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 5 - Data Check in the data area; " - "offset active"); + "offset active\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 5 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 5 - Reserved\n"); } break; case 0x60: /* Format 6 - Usage Statistics/Overrun Errors */ switch (msg_no) { case 0x00: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel A"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel A\n"); break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel B"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel B\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel C"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel C\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel D"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel D\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel E"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel E\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel F"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel F\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel G"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel G\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Overrun on channel H"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Overrun on channel H\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 6 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 6 - Reserved\n"); } break; case 0x70: /* Format 7 - Device Connection Control Checks */ switch (msg_no) { case 0x00: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - RCC initiated by a connection " - "check alert"); + "check alert\n"); break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - RCC 1 sequence not " - "successful"); + "successful\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - RCC 1 and RCC 2 sequences not " - "successful"); + "successful\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Invalid tag-in during " - "selection sequence"); + "selection sequence\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 7 - extra RCC required"); + dev_warn(&device->cdev->dev, + "FORMAT 7 - extra RCC required\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Invalid DCC selection " - "response or timeout"); + "response or timeout\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Missing end operation; device " - "transfer complete"); + "transfer complete\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Missing end operation; device " - "transfer incomplete"); + "transfer incomplete\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Invalid tag-in for an " - "immediate command sequence"); + "immediate command sequence\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Invalid tag-in for an " - "extended command sequence"); + "extended command sequence\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - 3990 microcode time out when " - "stopping selection"); + "stopping selection\n"); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - No response to selection " - "after a poll interruption"); + "after a poll interruption\n"); break; case 0x0C: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - Permanent path error (DASD " - "controller not available)"); + "controller not available)\n"); break; case 0x0D: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 7 - DASD controller not available" - " on disconnected command chain"); + " on disconnected command chain\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 7 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 7 - Reserved\n"); } break; @@ -841,52 +848,52 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) switch (msg_no) { case 0x00: /* No Message */ case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - Error correction code " - "hardware fault"); + "hardware fault\n"); break; case 0x03: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - Unexpected end operation " - "response code"); + "response code\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - End operation with transfer " - "count not zero"); + "count not zero\n"); break; case 0x05: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - End operation with transfer " - "count zero"); + "count zero\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - DPS checks after a system " - "reset or selective reset"); + "reset or selective reset\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 8 - DPS cannot be filled"); + dev_warn(&device->cdev->dev, + "FORMAT 8 - DPS cannot be filled\n"); break; case 0x08: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - Short busy time-out during " - "device selection"); + "device selection\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - DASD controller failed to " - "set or reset the long busy latch"); + "set or reset the long busy latch\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 8 - No interruption from device " - "during a command chain"); + "during a command chain\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 8 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 8 - Reserved\n"); } break; @@ -895,97 +902,100 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense) case 0x00: break; /* No Message */ case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 9 - Device check-2 error"); + dev_warn(&device->cdev->dev, + "FORMAT 9 - Device check-2 error\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 9 - Head address did not compare"); + dev_warn(&device->cdev->dev, + "FORMAT 9 - Head address did not " + "compare\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 9 - Track physical address did " - "not compare while oriented"); + "not compare while oriented\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT 9 - Cylinder address did not " - "compare"); + "compare\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT 9 - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT 9 - Reserved\n"); } break; case 0xF0: /* Format F - Cache Storage Checks */ switch (msg_no) { case 0x00: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Operation Terminated"); + dev_warn(&device->cdev->dev, + "FORMAT F - Operation Terminated\n"); break; case 0x01: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Subsystem Processing Error"); + dev_warn(&device->cdev->dev, + "FORMAT F - Subsystem Processing Error\n"); break; case 0x02: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT F - Cache or nonvolatile storage " - "equipment failure"); + "equipment failure\n"); break; case 0x04: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Caching terminated"); + dev_warn(&device->cdev->dev, + "FORMAT F - Caching terminated\n"); break; case 0x06: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT F - Cache fast write access not " - "authorized"); + "authorized\n"); break; case 0x07: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Track format incorrect"); + dev_warn(&device->cdev->dev, + "FORMAT F - Track format incorrect\n"); break; case 0x09: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Caching reinitiated"); + dev_warn(&device->cdev->dev, + "FORMAT F - Caching reinitiated\n"); break; case 0x0A: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT F - Nonvolatile storage " - "terminated"); + "terminated\n"); break; case 0x0B: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Volume is suspended duplex"); + dev_warn(&device->cdev->dev, + "FORMAT F - Volume is suspended duplex\n"); /* call extended error reporting (EER) */ dasd_eer_write(device, erp->refers, DASD_EER_PPRCSUSPEND); break; case 0x0C: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - Subsystem status connot be " - "determined"); + dev_warn(&device->cdev->dev, + "FORMAT F - Subsystem status cannot be " + "determined\n"); break; case 0x0D: - DEV_MESSAGE(KERN_WARNING, device, "%s", + dev_warn(&device->cdev->dev, "FORMAT F - Caching status reset to " - "default"); + "default\n"); break; case 0x0E: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT F - DASD Fast Write inhibited"); + dev_warn(&device->cdev->dev, + "FORMAT F - DASD Fast Write inhibited\n"); break; default: - DEV_MESSAGE(KERN_WARNING, device, "%s", - "FORMAT D - Reserved"); + dev_warn(&device->cdev->dev, + "FORMAT D - Reserved\n"); } break; - default: /* unknown message format - should not happen */ - DEV_MESSAGE (KERN_WARNING, device, - "unknown message format %02x", - msg_format); + default: /* unknown message format - should not happen + internal error 03 - unknown message format */ + snprintf(errorstring, ERRORLENGTH, "03 %x02", msg_format); + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", errorstring); break; } /* end switch message format */ @@ -1015,7 +1025,7 @@ dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense) /* env data present (ACTION 10 - retry should work) */ if (sense[2] & SNS2_ENV_DATA_PRESENT) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Command Reject - environmental data present"); dasd_3990_handle_env_data(erp, sense); @@ -1023,9 +1033,10 @@ dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense) erp->retries = 5; } else { - /* fatal error - set status to FAILED */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "Command Reject - Fatal error"); + /* fatal error - set status to FAILED + internal error 09 - Command Reject */ + dev_err(&device->cdev->dev, "An error occurred in the DASD " + "device driver, reason=%s\n", "09"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); } @@ -1061,7 +1072,7 @@ dasd_3990_erp_bus_out(struct dasd_ccw_req * erp) } else { /* issue a message and wait for 'device ready' interrupt */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "bus out parity error or BOPC requested by " "channel"); @@ -1093,21 +1104,19 @@ dasd_3990_erp_equip_check(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_equip_check; if (sense[1] & SNS1_WRITE_INHIBITED) { + dev_info(&device->cdev->dev, + "Write inhibited path encountered\n"); - DEV_MESSAGE(KERN_DEBUG, device, "%s", - "Write inhibited path encountered"); - - /* vary path offline */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "Path should be varied off-line. " - "This is not implemented yet \n - please report " - "to linux390@de.ibm.com"); + /* vary path offline + internal error 04 - Path should be varied off-line.*/ + dev_err(&device->cdev->dev, "An error occurred in the DASD " + "device driver, reason=%s\n", "04"); erp = dasd_3990_erp_action_1(erp); } else if (sense[2] & SNS2_ENV_DATA_PRESENT) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Equipment Check - " "environmental data present"); dasd_3990_handle_env_data(erp, sense); @@ -1116,7 +1125,7 @@ dasd_3990_erp_equip_check(struct dasd_ccw_req * erp, char *sense) } else if (sense[1] & SNS1_PERM_ERR) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Equipment Check - retry exhausted or " "undesirable"); @@ -1125,7 +1134,7 @@ dasd_3990_erp_equip_check(struct dasd_ccw_req * erp, char *sense) } else { /* all other equipment checks - Action 5 */ /* rest is done when retries == 0 */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Equipment check or processing error"); erp = dasd_3990_erp_action_5(erp); @@ -1156,9 +1165,9 @@ dasd_3990_erp_data_check(struct dasd_ccw_req * erp, char *sense) if (sense[2] & SNS2_CORRECTABLE) { /* correctable data check */ /* issue message that the data has been corrected */ - DEV_MESSAGE(KERN_EMERG, device, "%s", + dev_emerg(&device->cdev->dev, "Data recovered during retry with PCI " - "fetch mode active"); + "fetch mode active\n"); /* not possible to handle this situation in Linux */ panic("No way to inform application about the possibly " @@ -1166,7 +1175,7 @@ dasd_3990_erp_data_check(struct dasd_ccw_req * erp, char *sense) } else if (sense[2] & SNS2_ENV_DATA_PRESENT) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Uncorrectable data check recovered secondary " "addr of duplex pair"); @@ -1174,7 +1183,7 @@ dasd_3990_erp_data_check(struct dasd_ccw_req * erp, char *sense) } else if (sense[1] & SNS1_PERM_ERR) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Uncorrectable data check with internal " "retry exhausted"); @@ -1182,7 +1191,7 @@ dasd_3990_erp_data_check(struct dasd_ccw_req * erp, char *sense) } else { /* all other data checks */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Uncorrectable data check with retry count " "exhausted..."); @@ -1212,7 +1221,7 @@ dasd_3990_erp_overrun(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_overrun; - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Overrun - service overrun or overrun" " error requested by channel"); @@ -1243,7 +1252,7 @@ dasd_3990_erp_inv_format(struct dasd_ccw_req * erp, char *sense) if (sense[2] & SNS2_ENV_DATA_PRESENT) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Track format error when destaging or " "staging data"); @@ -1252,8 +1261,10 @@ dasd_3990_erp_inv_format(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_action_4(erp, sense); } else { - DEV_MESSAGE(KERN_ERR, device, "%s", - "Invalid Track Format - Fatal error"); + /* internal error 06 - The track format is not valid*/ + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", "06"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); } @@ -1279,8 +1290,8 @@ dasd_3990_erp_EOC(struct dasd_ccw_req * default_erp, char *sense) struct dasd_device *device = default_erp->startdev; - DEV_MESSAGE(KERN_ERR, device, "%s", - "End-of-Cylinder - must never happen"); + dev_err(&device->cdev->dev, + "The cylinder data for accessing the DASD is inconsistent\n"); /* implement action 7 - BUG */ return dasd_3990_erp_cleanup(default_erp, DASD_CQR_FAILED); @@ -1306,7 +1317,7 @@ dasd_3990_erp_env_data(struct dasd_ccw_req * erp, char *sense) erp->function = dasd_3990_erp_env_data; - DEV_MESSAGE(KERN_DEBUG, device, "%s", "Environmental data present"); + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Environmental data present"); dasd_3990_handle_env_data(erp, sense); @@ -1339,8 +1350,8 @@ dasd_3990_erp_no_rec(struct dasd_ccw_req * default_erp, char *sense) struct dasd_device *device = default_erp->startdev; - DEV_MESSAGE(KERN_ERR, device, "%s", - "No Record Found - Fatal error "); + dev_err(&device->cdev->dev, + "The specified record was not found\n"); return dasd_3990_erp_cleanup(default_erp, DASD_CQR_FAILED); @@ -1365,7 +1376,8 @@ dasd_3990_erp_file_prot(struct dasd_ccw_req * erp) struct dasd_device *device = erp->startdev; - DEV_MESSAGE(KERN_ERR, device, "%s", "File Protected"); + dev_err(&device->cdev->dev, "Accessing the DASD failed because of " + "a hardware error\n"); return dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); @@ -1394,7 +1406,7 @@ static struct dasd_ccw_req *dasd_3990_erp_inspect_alias( if (cqr->block && (cqr->block->base != cqr->startdev)) { if (cqr->startdev->features & DASD_FEATURE_ERPLOG) { - DEV_MESSAGE(KERN_ERR, cqr->startdev, + DBF_DEV_EVENT(DBF_ERR, cqr->startdev, "ERP on alias device for request %p," " recover on base device %s", cqr, dev_name(&cqr->block->base->cdev->dev)); @@ -1511,7 +1523,7 @@ dasd_3990_erp_action_10_32(struct dasd_ccw_req * erp, char *sense) erp->retries = 256; erp->function = dasd_3990_erp_action_10_32; - DEV_MESSAGE(KERN_DEBUG, device, "%s", "Perform logging requested"); + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Perform logging requested"); return erp; @@ -1549,7 +1561,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) char *LO_data; /* LO_eckd_data_t */ struct ccw1 *ccw, *oldccw; - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Write not finished because of unexpected condition"); default_erp->function = dasd_3990_erp_action_1B_32; @@ -1570,8 +1582,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) /* for imprecise ending just do default erp */ if (sense[1] & 0x01) { - - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Imprecise ending is set - just retry"); return default_erp; @@ -1582,8 +1593,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) cpa = default_erp->refers->irb.scsw.cmd.cpa; if (cpa == 0) { - - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Unable to determine address of the CCW " "to be restarted"); @@ -1597,7 +1607,9 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) sizeof(struct LO_eckd_data), device); if (IS_ERR(erp)) { - DEV_MESSAGE(KERN_ERR, device, "%s", "Unable to allocate ERP"); + /* internal error 01 - Unable to allocate ERP */ + dev_err(&device->cdev->dev, "An error occurred in the DASD " + "device driver, reason=%s\n", "01"); return dasd_3990_erp_cleanup(default_erp, DASD_CQR_FAILED); } @@ -1615,10 +1627,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense) LO_data = erp->data + sizeof(struct DE_eckd_data); if ((sense[3] == 0x01) && (LO_data[1] & 0x01)) { - - DEV_MESSAGE(KERN_ERR, device, "%s", - "BUG - this should not happen"); - + /* should not */ return dasd_3990_erp_cleanup(default_erp, DASD_CQR_FAILED); } @@ -1708,7 +1717,7 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) char *LO_data; /* struct LO_eckd_data */ struct ccw1 *ccw; - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Write not finished because of unexpected condition" " - follow on"); @@ -1728,8 +1737,7 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) /* for imprecise ending just do default erp */ if (sense[1] & 0x01) { - - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Imprecise ending is set - just retry"); previous_erp->status = DASD_CQR_FILLED; @@ -1742,10 +1750,10 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) cpa = previous_erp->irb.scsw.cmd.cpa; if (cpa == 0) { - - DEV_MESSAGE(KERN_DEBUG, device, "%s", - "Unable to determine address of the CCW " - "to be restarted"); + /* internal error 02 - + Unable to determine address of the CCW to be restarted */ + dev_err(&device->cdev->dev, "An error occurred in the DASD " + "device driver, reason=%s\n", "02"); previous_erp->status = DASD_CQR_FAILED; @@ -1758,10 +1766,7 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense) LO_data = erp->data + sizeof(struct DE_eckd_data); if ((sense[3] == 0x01) && (LO_data[1] & 0x01)) { - - DEV_MESSAGE(KERN_ERR, device, "%s", - "BUG - this should not happen"); - + /* should not happen */ previous_erp->status = DASD_CQR_FAILED; return previous_erp; @@ -1949,14 +1954,13 @@ dasd_3990_erp_compound_config(struct dasd_ccw_req * erp, char *sense) if ((sense[25] & DASD_SENSE_BIT_1) && (sense[26] & DASD_SENSE_BIT_2)) { - /* set to suspended duplex state then restart */ + /* set to suspended duplex state then restart + internal error 05 - Set device to suspended duplex state + should be done */ struct dasd_device *device = erp->startdev; - - DEV_MESSAGE(KERN_ERR, device, "%s", - "Set device to suspended duplex state should be " - "done!\n" - "This is not implemented yet (for compound ERP)" - " - please report to linux390@de.ibm.com"); + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", "05"); } @@ -2026,15 +2030,14 @@ dasd_3990_erp_handle_sim(struct dasd_device *device, char *sense) { /* print message according to log or message to operator mode */ if ((sense[24] & DASD_SIM_MSG_TO_OP) || (sense[1] & 0x10)) { - /* print SIM SRC from RefCode */ - DEV_MESSAGE(KERN_ERR, device, "SIM - SRC: " - "%02x%02x%02x%02x", sense[22], + dev_err(&device->cdev->dev, "SIM - SRC: " + "%02x%02x%02x%02x\n", sense[22], sense[23], sense[11], sense[12]); } else if (sense[24] & DASD_SIM_LOG) { /* print SIM SRC Refcode */ - DEV_MESSAGE(KERN_WARNING, device, "SIM - SRC: " - "%02x%02x%02x%02x", sense[22], + dev_warn(&device->cdev->dev, "log SIM - SRC: " + "%02x%02x%02x%02x\n", sense[22], sense[23], sense[11], sense[12]); } } @@ -2077,14 +2080,14 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) switch (sense[25]) { case 0x00: /* success - use default ERP for retries */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_DEBUG, device, "%s", "ERP called for successful request" " - just retry"); break; case 0x01: /* fatal error */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "Retry not recommended - Fatal error"); + dev_err(&device->cdev->dev, + "ERP failed for the DASD\n"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); break; @@ -2094,13 +2097,10 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_int_req(erp); break; - case 0x0F: /* length mismatch during update write command */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "update write command error - should not " - "happen;\n" - "Please send this message together with " - "the above sense data to linux390@de." - "ibm.com"); + case 0x0F: /* length mismatch during update write command + internal error 08 - update write command error*/ + dev_err(&device->cdev->dev, "An error occurred in the " + "DASD device driver, reason=%s\n", "08"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); break; @@ -2109,13 +2109,12 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) erp = dasd_3990_erp_action_10_32(erp, sense); break; - case 0x15: /* next track outside defined extend */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "next track outside defined extend - " - "should not happen;\n" - "Please send this message together with " - "the above sense data to linux390@de." - "ibm.com"); + case 0x15: /* next track outside defined extend + internal error 07 - The next track is not + within the defined storage extent */ + dev_err(&device->cdev->dev, + "An error occurred in the DASD device driver, " + "reason=%s\n", "07"); erp = dasd_3990_erp_cleanup(erp, DASD_CQR_FAILED); break; @@ -2126,9 +2125,9 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) break; case 0x1C: /* invalid data */ - DEV_MESSAGE(KERN_EMERG, device, "%s", + dev_emerg(&device->cdev->dev, "Data recovered during retry with PCI " - "fetch mode active"); + "fetch mode active\n"); /* not possible to handle this situation in Linux */ panic @@ -2137,7 +2136,7 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) break; case 0x1D: /* state-change pending */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "A State change pending condition exists " "for the subsystem or device"); @@ -2145,7 +2144,7 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense) break; case 0x1E: /* busy */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Busy condition exists " "for the subsystem or device"); erp = dasd_3990_erp_action_4(erp, sense); @@ -2187,7 +2186,7 @@ dasd_3990_erp_control_check(struct dasd_ccw_req *erp) if (scsw_cstat(&erp->refers->irb.scsw) & (SCHN_STAT_INTF_CTRL_CHK | SCHN_STAT_CHN_CTRL_CHK)) { - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "channel or interface control check"); erp = dasd_3990_erp_action_4(erp, NULL); } @@ -2282,12 +2281,12 @@ static struct dasd_ccw_req *dasd_3990_erp_add_erp(struct dasd_ccw_req *cqr) cplength, datasize, device); if (IS_ERR(erp)) { if (cqr->retries <= 0) { - DEV_MESSAGE(KERN_ERR, device, "%s", + DBF_DEV_EVENT(DBF_ERR, device, "%s", "Unable to allocate ERP request"); cqr->status = DASD_CQR_FAILED; cqr->stopclk = get_clock (); } else { - DEV_MESSAGE (KERN_ERR, device, + DBF_DEV_EVENT(DBF_ERR, device, "Unable to allocate ERP request " "(%i retries left)", cqr->retries); @@ -2516,7 +2515,7 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) break; } default: - DEV_MESSAGE(KERN_DEBUG, device, + DBF_DEV_EVENT(DBF_WARNING, device, "invalid subcommand modifier 0x%x " "for Diagnostic Control Command", sense[25]); @@ -2533,11 +2532,12 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp) erp = dasd_3990_erp_compound(erp, sense); } else { - /* No retry left and no additional special handling */ - /*necessary */ - DEV_MESSAGE(KERN_ERR, device, - "no retries left for erp %p - " - "set status to FAILED", erp); + /* + * No retry left and no additional special handling + * necessary + */ + dev_err(&device->cdev->dev, + "ERP %p has run out of retries and failed\n", erp); erp->status = DASD_CQR_FAILED; } @@ -2612,7 +2612,7 @@ dasd_3990_erp_handle_match_erp(struct dasd_ccw_req *erp_head, } else { /* simple retry */ - DEV_MESSAGE(KERN_DEBUG, device, + DBF_DEV_EVENT(DBF_DEBUG, device, "%i retries left for erp %p", erp->retries, erp); @@ -2656,13 +2656,13 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) if (device->features & DASD_FEATURE_ERPLOG) { /* print current erp_chain */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "ERP chain at BEGINNING of ERP-ACTION"); + dev_err(&device->cdev->dev, + "ERP chain at BEGINNING of ERP-ACTION\n"); for (temp_erp = cqr; temp_erp != NULL; temp_erp = temp_erp->refers) { - DEV_MESSAGE(KERN_ERR, device, - " erp %p (%02x) refers to %p", + dev_err(&device->cdev->dev, + "ERP %p (%02x) refers to %p\n", temp_erp, temp_erp->status, temp_erp->refers); } @@ -2673,7 +2673,7 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) (scsw_dstat(&cqr->irb.scsw) == (DEV_STAT_CHN_END | DEV_STAT_DEV_END))) { - DEV_MESSAGE(KERN_DEBUG, device, + DBF_DEV_EVENT(DBF_DEBUG, device, "ERP called for successful request %p" " - NO ERP necessary", cqr); @@ -2695,13 +2695,13 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) if (device->features & DASD_FEATURE_ERPLOG) { /* print current erp_chain */ - DEV_MESSAGE(KERN_ERR, device, "%s", - "ERP chain at END of ERP-ACTION"); + dev_err(&device->cdev->dev, + "ERP chain at END of ERP-ACTION\n"); for (temp_erp = erp; temp_erp != NULL; temp_erp = temp_erp->refers) { - DEV_MESSAGE(KERN_ERR, device, - " erp %p (%02x) refers to %p", + dev_err(&device->cdev->dev, + "ERP %p (%02x) refers to %p\n", temp_erp, temp_erp->status, temp_erp->refers); } @@ -2714,6 +2714,8 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) list_add_tail(&erp->blocklist, &cqr->blocklist); } + + return erp; } /* end dasd_3990_erp_action */ diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c index 219bee7bd77..5b7bbc87593 100644 --- a/drivers/s390/block/dasd_alias.c +++ b/drivers/s390/block/dasd_alias.c @@ -5,6 +5,8 @@ * Author(s): Stefan Weinhuber */ +#define KMSG_COMPONENT "dasd" + #include #include #include "dasd_int.h" @@ -503,7 +505,7 @@ static void lcu_update_work(struct work_struct *work) */ spin_lock_irqsave(&lcu->lock, flags); if (rc || (lcu->flags & NEED_UAC_UPDATE)) { - DEV_MESSAGE(KERN_WARNING, device, "could not update" + DBF_DEV_EVENT(DBF_WARNING, device, "could not update" " alias data in lcu (rc = %d), retry later", rc); schedule_delayed_work(&lcu->ruac_data.dwork, 30*HZ); } else { @@ -875,7 +877,7 @@ void dasd_alias_handle_summary_unit_check(struct dasd_device *device, lcu = private->lcu; if (!lcu) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device not ready to handle summary" " unit check (no lcu structure)"); return; @@ -888,7 +890,7 @@ void dasd_alias_handle_summary_unit_check(struct dasd_device *device, * the next interrupt on a different device */ if (list_empty(&device->alias_list)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device is in offline processing," " don't do summary unit check handling"); spin_unlock(&lcu->lock); @@ -896,7 +898,7 @@ void dasd_alias_handle_summary_unit_check(struct dasd_device *device, } if (lcu->suc_data.device) { /* already scheduled or running */ - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "previous instance of summary unit check worker" " still pending"); spin_unlock(&lcu->lock); diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c index da231a787ce..e77666c8e6c 100644 --- a/drivers/s390/block/dasd_devmap.c +++ b/drivers/s390/block/dasd_devmap.c @@ -13,6 +13,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -127,6 +129,7 @@ __setup ("dasd=", dasd_call_setup); * Read a device busid/devno from a string. */ static int + dasd_busid(char **str, int *id0, int *id1, int *devno) { int val, old_style; @@ -134,8 +137,7 @@ dasd_busid(char **str, int *id0, int *id1, int *devno) /* Interpret ipldev busid */ if (strncmp(DASD_IPLDEV, *str, strlen(DASD_IPLDEV)) == 0) { if (ipl_info.type != IPL_TYPE_CCW) { - MESSAGE(KERN_ERR, "%s", "ipl device is not a ccw " - "device"); + pr_err("The IPL device is not a CCW device\n"); return -EINVAL; } *id0 = 0; @@ -211,9 +213,8 @@ dasd_feature_list(char *str, char **endp) else if (len == 8 && !strncmp(str, "failfast", 8)) features |= DASD_FEATURE_FAILFAST; else { - MESSAGE(KERN_WARNING, - "unsupported feature: %*s, " - "ignoring setting", len, str); + pr_warning("%*s is not a supported device option\n", + len, str); rc = -EINVAL; } str += len; @@ -222,8 +223,8 @@ dasd_feature_list(char *str, char **endp) str++; } if (*str != ')') { - MESSAGE(KERN_WARNING, "%s", - "missing ')' in dasd parameter string\n"); + pr_warning("A closing parenthesis ')' is missing in the " + "dasd= parameter\n"); rc = -EINVAL; } else str++; @@ -255,28 +256,27 @@ dasd_parse_keyword( char *parsestring ) { } if (strncmp("autodetect", parsestring, length) == 0) { dasd_autodetect = 1; - MESSAGE (KERN_INFO, "%s", - "turning to autodetection mode"); + pr_info("The autodetection mode has been activated\n"); return residual_str; } if (strncmp("probeonly", parsestring, length) == 0) { dasd_probeonly = 1; - MESSAGE(KERN_INFO, "%s", - "turning to probeonly mode"); + pr_info("The probeonly mode has been activated\n"); return residual_str; } if (strncmp("nopav", parsestring, length) == 0) { if (MACHINE_IS_VM) - MESSAGE(KERN_INFO, "%s", "'nopav' not supported on VM"); + pr_info("'nopav' is not supported on z/VM\n"); else { dasd_nopav = 1; - MESSAGE(KERN_INFO, "%s", "disable PAV mode"); + pr_info("PAV support has be deactivated\n"); } return residual_str; } if (strncmp("nofcx", parsestring, length) == 0) { dasd_nofcx = 1; - MESSAGE(KERN_INFO, "%s", "disable High Performance Ficon"); + pr_info("High Performance FICON support has been " + "deactivated\n"); return residual_str; } if (strncmp("fixedbuffers", parsestring, length) == 0) { @@ -287,10 +287,10 @@ dasd_parse_keyword( char *parsestring ) { PAGE_SIZE, SLAB_CACHE_DMA, NULL); if (!dasd_page_cache) - MESSAGE(KERN_WARNING, "%s", "Failed to create slab, " + DBF_EVENT(DBF_WARNING, "%s", "Failed to create slab, " "fixed buffer mode disabled."); else - MESSAGE (KERN_INFO, "%s", + DBF_EVENT(DBF_INFO, "%s", "turning on fixed buffer mode"); return residual_str; } @@ -328,7 +328,7 @@ dasd_parse_range( char *parsestring ) { (from_id0 != to_id0 || from_id1 != to_id1 || from > to)) rc = -EINVAL; if (rc) { - MESSAGE(KERN_ERR, "Invalid device range %s", parsestring); + pr_err("%s is not a valid device range\n", parsestring); return ERR_PTR(rc); } features = dasd_feature_list(str, &str); @@ -347,8 +347,8 @@ dasd_parse_range( char *parsestring ) { return str + 1; if (*str == '\0') return str; - MESSAGE(KERN_WARNING, - "junk at end of dasd parameter string: %s\n", str); + pr_warning("The dasd= parameter value %s has an invalid ending\n", + str); return ERR_PTR(-EINVAL); } diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index ef2a5695205..b9a7f773344 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -8,6 +8,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -144,8 +146,8 @@ dasd_diag_erp(struct dasd_device *device) mdsk_term_io(device); rc = mdsk_init_io(device, device->block->bp_block, 0, NULL); if (rc) - DEV_MESSAGE(KERN_WARNING, device, "DIAG ERP unsuccessful, " - "rc=%d", rc); + dev_warn(&device->cdev->dev, "DIAG ERP failed with " + "rc=%d\n", rc); } /* Start a given request at the device. Return zero on success, non-zero @@ -160,7 +162,7 @@ dasd_start_diag(struct dasd_ccw_req * cqr) device = cqr->startdev; if (cqr->retries < 0) { - DEV_MESSAGE(KERN_WARNING, device, "DIAG start_IO: request %p " + DBF_DEV_EVENT(DBF_ERR, device, "DIAG start_IO: request %p " "- no retry left)", cqr); cqr->status = DASD_CQR_ERROR; return -EIO; @@ -195,7 +197,7 @@ dasd_start_diag(struct dasd_ccw_req * cqr) break; default: /* Error condition */ cqr->status = DASD_CQR_QUEUED; - DEV_MESSAGE(KERN_WARNING, device, "dia250 returned rc=%d", rc); + DBF_DEV_EVENT(DBF_WARNING, device, "dia250 returned rc=%d", rc); dasd_diag_erp(device); rc = -EIO; break; @@ -243,13 +245,14 @@ dasd_ext_handler(__u16 code) return; } if (!ip) { /* no intparm: unsolicited interrupt */ - MESSAGE(KERN_DEBUG, "%s", "caught unsolicited interrupt"); + DBF_EVENT(DBF_NOTICE, "%s", "caught unsolicited " + "interrupt"); return; } cqr = (struct dasd_ccw_req *) ip; device = (struct dasd_device *) cqr->startdev; if (strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) { - DEV_MESSAGE(KERN_WARNING, device, + DBF_DEV_EVENT(DBF_WARNING, device, " magic number of dasd_ccw_req 0x%08X doesn't" " match discipline 0x%08X", cqr->magic, *(int *) (&device->discipline->name)); @@ -281,15 +284,11 @@ dasd_ext_handler(__u16 code) rc = dasd_start_diag(next); if (rc == 0) expires = next->expires; - else if (rc != -EACCES) - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Interrupt fastpath " - "failed!"); } } } else { cqr->status = DASD_CQR_QUEUED; - DEV_MESSAGE(KERN_WARNING, device, "interrupt status for " + DBF_DEV_EVENT(DBF_DEBUG, device, "interrupt status for " "request %p was %d (%d retries left)", cqr, status, cqr->retries); dasd_diag_erp(device); @@ -322,8 +321,9 @@ dasd_diag_check_device(struct dasd_device *device) if (private == NULL) { private = kzalloc(sizeof(struct dasd_diag_private),GFP_KERNEL); if (private == NULL) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "memory allocation failed for private data"); + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "Allocating memory for private DASD data " + "failed\n"); return -ENOMEM; } ccw_device_get_id(device->cdev, &private->dev_id); @@ -331,7 +331,7 @@ dasd_diag_check_device(struct dasd_device *device) } block = dasd_alloc_block(); if (IS_ERR(block)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "could not allocate dasd block structure"); device->private = NULL; kfree(private); @@ -347,7 +347,7 @@ dasd_diag_check_device(struct dasd_device *device) rc = diag210((struct diag210 *) rdc_data); if (rc) { - DEV_MESSAGE(KERN_WARNING, device, "failed to retrieve device " + DBF_DEV_EVENT(DBF_WARNING, device, "failed to retrieve device " "information (rc=%d)", rc); rc = -EOPNOTSUPP; goto out; @@ -362,8 +362,8 @@ dasd_diag_check_device(struct dasd_device *device) private->pt_block = 2; break; default: - DEV_MESSAGE(KERN_WARNING, device, "unsupported device class " - "(class=%d)", private->rdc_data.vdev_class); + dev_warn(&device->cdev->dev, "Device type %d is not supported " + "in DIAG mode\n", private->rdc_data.vdev_class); rc = -EOPNOTSUPP; goto out; } @@ -380,7 +380,7 @@ dasd_diag_check_device(struct dasd_device *device) /* figure out blocksize of device */ label = (struct vtoc_cms_label *) get_zeroed_page(GFP_KERNEL); if (label == NULL) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "No memory to allocate initialization request"); rc = -ENOMEM; goto out; @@ -404,8 +404,8 @@ dasd_diag_check_device(struct dasd_device *device) private->iob.flaga = DASD_DIAG_FLAGA_DEFAULT; rc = dia250(&private->iob, RW_BIO); if (rc == 3) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "DIAG call failed"); + dev_warn(&device->cdev->dev, + "A 64-bit DIAG call failed\n"); rc = -EOPNOTSUPP; goto out_label; } @@ -414,8 +414,8 @@ dasd_diag_check_device(struct dasd_device *device) break; } if (bsize > PAGE_SIZE) { - DEV_MESSAGE(KERN_WARNING, device, "device access failed " - "(rc=%d)", rc); + dev_warn(&device->cdev->dev, "Accessing the DASD failed because" + " of an incorrect format (rc=%d)\n", rc); rc = -EIO; goto out_label; } @@ -433,15 +433,15 @@ dasd_diag_check_device(struct dasd_device *device) block->s2b_shift++; rc = mdsk_init_io(device, block->bp_block, 0, NULL); if (rc) { - DEV_MESSAGE(KERN_WARNING, device, "DIAG initialization " - "failed (rc=%d)", rc); + dev_warn(&device->cdev->dev, "DIAG initialization " + "failed with rc=%d\n", rc); rc = -EIO; } else { - DEV_MESSAGE(KERN_INFO, device, - "(%ld B/blk): %ldkB", - (unsigned long) block->bp_block, - (unsigned long) (block->blocks << - block->s2b_shift) >> 1); + dev_info(&device->cdev->dev, + "New DASD with %ld byte/block, total size %ld KB\n", + (unsigned long) block->bp_block, + (unsigned long) (block->blocks << + block->s2b_shift) >> 1); } out_label: free_page((long) label); @@ -595,7 +595,7 @@ static void dasd_diag_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, struct irb *stat) { - DEV_MESSAGE(KERN_ERR, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "dump sense not available for DIAG data"); } @@ -621,10 +621,8 @@ static int __init dasd_diag_init(void) { if (!MACHINE_IS_VM) { - MESSAGE_LOG(KERN_INFO, - "Machine is not VM: %s " - "discipline not initializing", - dasd_diag_discipline.name); + pr_info("Discipline %s cannot be used without z/VM\n", + dasd_diag_discipline.name); return -ENODEV; } ASCEBC(dasd_diag_discipline.ebcname, 4); diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 1e4c89b8b30..21254793c60 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -11,6 +11,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -87,7 +89,7 @@ dasd_eckd_probe (struct ccw_device *cdev) /* set ECKD specific ccw-device options */ ret = ccw_device_set_options(cdev, CCWDEV_ALLOW_FORCE); if (ret) { - printk(KERN_WARNING + DBF_EVENT(DBF_WARNING, "dasd_eckd_probe: could not set ccw-device options " "for %s\n", dev_name(&cdev->dev)); return ret; @@ -248,8 +250,8 @@ define_extent(struct ccw1 *ccw, struct DE_eckd_data *data, unsigned int trk, rc = check_XRC (ccw, data, device); break; default: - DBF_DEV_EVENT(DBF_ERR, device, - "PFX LRE unknown opcode 0x%x", cmd); + dev_err(&device->cdev->dev, + "0x%x is not a known command\n", cmd); break; } @@ -647,7 +649,8 @@ locate_record(struct ccw1 *ccw, struct LO_eckd_data *data, unsigned int trk, data->operation.operation = 0x0b; break; default: - DEV_MESSAGE(KERN_ERR, device, "unknown opcode 0x%x", cmd); + DBF_DEV_EVENT(DBF_ERR, device, "unknown locate record " + "opcode 0x%x", cmd); } set_ch_t(&data->seek_addr, trk / private->rdc_data.trk_per_cyl, @@ -742,8 +745,8 @@ static struct dasd_ccw_req *dasd_eckd_build_rcd_lpm(struct dasd_device *device, cqr = dasd_smalloc_request("ECKD", 1 /* RCD */, ciw->count, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Could not allocate RCD request"); + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "Could not allocate RCD request"); return cqr; } @@ -893,14 +896,16 @@ static int dasd_eckd_read_conf(struct dasd_device *device) rc = dasd_eckd_read_conf_lpm(device, &conf_data, &conf_len, lpm); if (rc && rc != -EOPNOTSUPP) { /* -EOPNOTSUPP is ok */ - MESSAGE(KERN_WARNING, - "Read configuration data returned " - "error %d", rc); + DBF_EVENT(DBF_WARNING, + "Read configuration data returned " + "error %d for device: %s", rc, + dev_name(&device->cdev->dev)); return rc; } if (conf_data == NULL) { - MESSAGE(KERN_WARNING, "%s", "No configuration " - "data retrieved"); + DBF_EVENT(DBF_WARNING, "No configuration " + "data retrieved for device: %s", + dev_name(&device->cdev->dev)); continue; /* no error */ } /* save first valid configuration data */ @@ -947,8 +952,9 @@ static int dasd_eckd_read_features(struct dasd_device *device) sizeof(struct dasd_rssd_features)), device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Could not allocate initialization request"); + DBF_EVENT(DBF_WARNING, "Could not allocate initialization " + "request for device: %s", + dev_name(&device->cdev->dev)); return PTR_ERR(cqr); } cqr->startdev = device; @@ -1009,7 +1015,7 @@ static struct dasd_ccw_req *dasd_eckd_build_psf_ssc(struct dasd_device *device, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate PSF-SSC request"); return cqr; } @@ -1074,10 +1080,10 @@ static int dasd_eckd_validate_server(struct dasd_device *device) /* may be requested feature is not available on server, * therefore just report error and go ahead */ private = (struct dasd_eckd_private *) device->private; - DEV_MESSAGE(KERN_INFO, device, - "PSF-SSC on storage subsystem %s.%s.%04x returned rc=%d", - private->uid.vendor, private->uid.serial, - private->uid.ssid, rc); + DBF_EVENT(DBF_WARNING, "PSF-SSC on storage subsystem %s.%s.%04x " + "returned rc=%d for device: %s", + private->uid.vendor, private->uid.serial, + private->uid.ssid, rc, dev_name(&device->cdev->dev)); /* RE-Read Configuration Data */ return dasd_eckd_read_conf(device); } @@ -1099,9 +1105,9 @@ dasd_eckd_check_characteristics(struct dasd_device *device) private = kzalloc(sizeof(struct dasd_eckd_private), GFP_KERNEL | GFP_DMA); if (private == NULL) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "memory allocation failed for private " - "data"); + dev_warn(&device->cdev->dev, + "Allocating memory for private DASD data " + "failed\n"); return -ENOMEM; } device->private = (void *) private; @@ -1126,8 +1132,9 @@ dasd_eckd_check_characteristics(struct dasd_device *device) if (private->uid.type == UA_BASE_DEVICE) { block = dasd_alloc_block(); if (IS_ERR(block)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "could not allocate dasd block structure"); + DBF_EVENT(DBF_WARNING, "could not allocate dasd " + "block structure for device: %s", + dev_name(&device->cdev->dev)); rc = PTR_ERR(block); goto out_err1; } @@ -1158,9 +1165,9 @@ dasd_eckd_check_characteristics(struct dasd_device *device) memset(rdc_data, 0, sizeof(rdc_data)); rc = dasd_generic_read_dev_chars(device, "ECKD", &rdc_data, 64); if (rc) { - DEV_MESSAGE(KERN_WARNING, device, - "Read device characteristics returned " - "rc=%d", rc); + DBF_EVENT(DBF_WARNING, + "Read device characteristics failed, rc=%d for " + "device: %s", rc, dev_name(&device->cdev->dev)); goto out_err3; } /* find the vaild cylinder size */ @@ -1170,15 +1177,15 @@ dasd_eckd_check_characteristics(struct dasd_device *device) else private->real_cyl = private->rdc_data.no_cyl; - DEV_MESSAGE(KERN_INFO, device, - "%04X/%02X(CU:%04X/%02X) Cyl:%d Head:%d Sec:%d", - private->rdc_data.dev_type, - private->rdc_data.dev_model, - private->rdc_data.cu_type, - private->rdc_data.cu_model.model, + dev_info(&device->cdev->dev, "New DASD %04X/%02X (CU %04X/%02X) " + "with %d cylinders, %d heads, %d sectors\n", + private->rdc_data.dev_type, + private->rdc_data.dev_model, + private->rdc_data.cu_type, + private->rdc_data.cu_model.model, private->real_cyl, - private->rdc_data.trk_per_cyl, - private->rdc_data.sec_per_trk); + private->rdc_data.trk_per_cyl, + private->rdc_data.sec_per_trk); return 0; out_err3: @@ -1319,8 +1326,8 @@ dasd_eckd_end_analysis(struct dasd_block *block) status = private->init_cqr_status; private->init_cqr_status = -1; if (status != DASD_CQR_DONE) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "volume analysis returned unformatted disk"); + dev_warn(&device->cdev->dev, + "The DASD is not formatted\n"); return -EMEDIUMTYPE; } @@ -1348,8 +1355,8 @@ dasd_eckd_end_analysis(struct dasd_block *block) count_area = &private->count_area[0]; } else { if (private->count_area[3].record == 1) - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Trk 0: no records after VTOC!"); + dev_warn(&device->cdev->dev, + "Track 0 has no records following the VTOC\n"); } if (count_area != NULL && count_area->kl == 0) { /* we found notthing violating our disk layout */ @@ -1357,8 +1364,8 @@ dasd_eckd_end_analysis(struct dasd_block *block) block->bp_block = count_area->dl; } if (block->bp_block == 0) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "Volume has incompatible disk layout"); + dev_warn(&device->cdev->dev, + "The disk layout of the DASD is not supported\n"); return -EMEDIUMTYPE; } block->s2b_shift = 0; /* bits to shift 512 to get a block */ @@ -1370,15 +1377,15 @@ dasd_eckd_end_analysis(struct dasd_block *block) private->rdc_data.trk_per_cyl * blk_per_trk); - DEV_MESSAGE(KERN_INFO, device, - "(%dkB blks): %dkB at %dkB/trk %s", - (block->bp_block >> 10), - ((private->real_cyl * - private->rdc_data.trk_per_cyl * - blk_per_trk * (block->bp_block >> 9)) >> 1), - ((blk_per_trk * block->bp_block) >> 10), - private->uses_cdl ? - "compatible disk layout" : "linux disk layout"); + dev_info(&device->cdev->dev, + "DASD with %d KB/block, %d KB total size, %d KB/track, " + "%s\n", (block->bp_block >> 10), + ((private->real_cyl * + private->rdc_data.trk_per_cyl * + blk_per_trk * (block->bp_block >> 9)) >> 1), + ((blk_per_trk * block->bp_block) >> 10), + private->uses_cdl ? + "compatible disk layout" : "linux disk layout"); return 0; } @@ -1444,19 +1451,19 @@ dasd_eckd_format_device(struct dasd_device * device, /* Sanity checks. */ if (fdata->start_unit >= (private->real_cyl * private->rdc_data.trk_per_cyl)) { - DEV_MESSAGE(KERN_INFO, device, "Track no %u too big!", - fdata->start_unit); + dev_warn(&device->cdev->dev, "Start track number %d used in " + "formatting is too big\n", fdata->start_unit); return ERR_PTR(-EINVAL); } if (fdata->start_unit > fdata->stop_unit) { - DEV_MESSAGE(KERN_INFO, device, "Track %u reached! ending.", - fdata->start_unit); + dev_warn(&device->cdev->dev, "Start track %d used in " + "formatting exceeds end track\n", fdata->start_unit); return ERR_PTR(-EINVAL); } if (dasd_check_blocksize(fdata->blksize) != 0) { - DEV_MESSAGE(KERN_WARNING, device, - "Invalid blocksize %u...terminating!", - fdata->blksize); + dev_warn(&device->cdev->dev, + "The DASD cannot be formatted with block size %d\n", + fdata->blksize); return ERR_PTR(-EINVAL); } @@ -1500,8 +1507,8 @@ dasd_eckd_format_device(struct dasd_device * device, sizeof(struct eckd_count); break; default: - DEV_MESSAGE(KERN_WARNING, device, "Invalid flags 0x%x.", - fdata->intensity); + dev_warn(&device->cdev->dev, "An I/O control call used " + "incorrect flags 0x%x\n", fdata->intensity); return ERR_PTR(-EINVAL); } /* Allocate the format ccw request. */ @@ -1696,13 +1703,14 @@ static void dasd_eckd_handle_unsolicited_interrupt(struct dasd_device *device, if (!sense) { /* just report other unsolicited interrupts */ - DEV_MESSAGE(KERN_ERR, device, "%s", + DBF_DEV_EVENT(DBF_ERR, device, "%s", "unsolicited interrupt received"); } else { - DEV_MESSAGE(KERN_ERR, device, "%s", + DBF_DEV_EVENT(DBF_ERR, device, "%s", "unsolicited interrupt received " "(sense available)"); - device->discipline->dump_sense(device, NULL, irb); + device->discipline->dump_sense_dbf(device, NULL, irb, + "unsolicited"); } dasd_schedule_device_bh(device); @@ -2553,7 +2561,7 @@ dasd_eckd_release(struct dasd_device *device) cqr = dasd_smalloc_request(dasd_eckd_discipline.name, 1, 32, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate initialization request"); return PTR_ERR(cqr); } @@ -2596,7 +2604,7 @@ dasd_eckd_reserve(struct dasd_device *device) cqr = dasd_smalloc_request(dasd_eckd_discipline.name, 1, 32, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate initialization request"); return PTR_ERR(cqr); } @@ -2638,7 +2646,7 @@ dasd_eckd_steal_lock(struct dasd_device *device) cqr = dasd_smalloc_request(dasd_eckd_discipline.name, 1, 32, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate initialization request"); return PTR_ERR(cqr); } @@ -2680,7 +2688,7 @@ dasd_eckd_performance(struct dasd_device *device, void __user *argp) sizeof(struct dasd_rssd_perf_stats_t)), device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate initialization request"); return PTR_ERR(cqr); } @@ -2770,9 +2778,9 @@ dasd_eckd_set_attrib(struct dasd_device *device, void __user *argp) return -EFAULT; private->attrib = attrib; - DEV_MESSAGE(KERN_INFO, device, - "cache operation mode set to %x (%i cylinder prestage)", - private->attrib.operation, private->attrib.nr_cyl); + dev_info(&device->cdev->dev, + "The DASD cache mode was set to %x (%i cylinder prestage)\n", + private->attrib.operation, private->attrib.nr_cyl); return 0; } @@ -2823,7 +2831,7 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp) /* setup CCWs for PSF + RSSD */ cqr = dasd_smalloc_request("ECKD", 2 , 0, device); if (IS_ERR(cqr)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "Could not allocate initialization request"); rc = PTR_ERR(cqr); goto out_free; @@ -2932,6 +2940,49 @@ dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page) return len; } +static void +dasd_eckd_dump_sense_dbf(struct dasd_device *device, struct dasd_ccw_req *req, + struct irb *irb, char *reason) +{ + u64 *sense; + int sl; + struct tsb *tsb; + + sense = NULL; + tsb = NULL; + if (req && scsw_is_tm(&req->irb.scsw)) { + if (irb->scsw.tm.tcw) + tsb = tcw_get_tsb( + (struct tcw *)(unsigned long)irb->scsw.tm.tcw); + if (tsb && (irb->scsw.tm.fcxs == 0x01)) { + switch (tsb->flags & 0x07) { + case 1: /* tsa_iostat */ + sense = (u64 *)tsb->tsa.iostat.sense; + break; + case 2: /* ts_ddpc */ + sense = (u64 *)tsb->tsa.ddpc.sense; + break; + case 3: /* tsa_intrg */ + break; + } + } + } else { + if (irb->esw.esw0.erw.cons) + sense = (u64 *)irb->ecw; + } + if (sense) { + for (sl = 0; sl < 4; sl++) { + DBF_DEV_EVENT(DBF_EMERG, device, + "%s: %016llx %016llx %016llx %016llx", + reason, sense[0], sense[1], sense[2], + sense[3]); + } + } else { + DBF_DEV_EVENT(DBF_EMERG, device, "%s", + "SORRY - NO VALID SENSE AVAILABLE\n"); + } +} + /* * Print sense data and related channel program. * Parts are printed because printk buffer is only 1024 bytes. @@ -2945,8 +2996,8 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device, page = (char *) get_zeroed_page(GFP_ATOMIC); if (page == NULL) { - DEV_MESSAGE(KERN_ERR, device, " %s", - "No memory to dump sense data"); + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "No memory to dump sense data\n"); return; } /* dump the sense data */ @@ -3047,7 +3098,7 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device, page = (char *) get_zeroed_page(GFP_ATOMIC); if (page == NULL) { - DEV_MESSAGE(KERN_ERR, device, " %s", + DBF_DEV_EVENT(DBF_WARNING, device, " %s", "No memory to dump sense data"); return; } @@ -3206,6 +3257,7 @@ static struct dasd_discipline dasd_eckd_discipline = { .build_cp = dasd_eckd_build_alias_cp, .free_cp = dasd_eckd_free_alias_cp, .dump_sense = dasd_eckd_dump_sense, + .dump_sense_dbf = dasd_eckd_dump_sense_dbf, .fill_info = dasd_eckd_fill_info, .ioctl = dasd_eckd_ioctl, }; diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c index 9ce4209552a..c24c8c30380 100644 --- a/drivers/s390/block/dasd_eer.c +++ b/drivers/s390/block/dasd_eer.c @@ -6,6 +6,8 @@ * Author(s): Stefan Weinhuber */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -539,7 +541,7 @@ static int dasd_eer_open(struct inode *inp, struct file *filp) if (eerb->buffer_page_count < 1 || eerb->buffer_page_count > INT_MAX / PAGE_SIZE) { kfree(eerb); - MESSAGE(KERN_WARNING, "can't open device since module " + DBF_EVENT(DBF_WARNING, "can't open device since module " "parameter eer_pages is smaller than 1 or" " bigger than %d", (int)(INT_MAX / PAGE_SIZE)); unlock_kernel(); @@ -692,7 +694,7 @@ int __init dasd_eer_init(void) if (rc) { kfree(dasd_eer_dev); dasd_eer_dev = NULL; - MESSAGE(KERN_ERR, "%s", "dasd_eer_init could not " + DBF_EVENT(DBF_ERR, "%s", "dasd_eer_init could not " "register misc device"); return rc; } diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c index 8f10000851a..d970ce2814b 100644 --- a/drivers/s390/block/dasd_erp.c +++ b/drivers/s390/block/dasd_erp.c @@ -9,6 +9,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include @@ -91,14 +93,14 @@ dasd_default_erp_action(struct dasd_ccw_req *cqr) /* just retry - there is nothing to save ... I got no sense data.... */ if (cqr->retries > 0) { - DEV_MESSAGE (KERN_DEBUG, device, + DBF_DEV_EVENT(DBF_DEBUG, device, "default ERP called (%i retries left)", cqr->retries); cqr->lpm = LPM_ANYPATH; cqr->status = DASD_CQR_FILLED; } else { - DEV_MESSAGE (KERN_WARNING, device, "%s", - "default ERP called (NO retry left)"); + dev_err(&device->cdev->dev, + "default ERP has run out of retries and failed\n"); cqr->status = DASD_CQR_FAILED; cqr->stopclk = get_clock(); } @@ -162,8 +164,21 @@ dasd_log_sense(struct dasd_ccw_req *cqr, struct irb *irb) device->discipline->dump_sense(device, cqr, irb); } +void +dasd_log_sense_dbf(struct dasd_ccw_req *cqr, struct irb *irb) +{ + struct dasd_device *device; + + device = cqr->startdev; + /* dump sense data to s390 debugfeature*/ + if (device->discipline && device->discipline->dump_sense_dbf) + device->discipline->dump_sense_dbf(device, cqr, irb, "log"); +} +EXPORT_SYMBOL(dasd_log_sense_dbf); + EXPORT_SYMBOL(dasd_default_erp_action); EXPORT_SYMBOL(dasd_default_erp_postaction); EXPORT_SYMBOL(dasd_alloc_erp_request); EXPORT_SYMBOL(dasd_free_erp_request); EXPORT_SYMBOL(dasd_log_sense); + diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index f1d17602169..a3eb6fd1467 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -6,6 +6,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -128,17 +130,18 @@ dasd_fba_check_characteristics(struct dasd_device *device) private = kzalloc(sizeof(struct dasd_fba_private), GFP_KERNEL | GFP_DMA); if (private == NULL) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "memory allocation failed for private " - "data"); + dev_warn(&device->cdev->dev, + "Allocating memory for private DASD " + "data failed\n"); return -ENOMEM; } device->private = (void *) private; } block = dasd_alloc_block(); if (IS_ERR(block)) { - DEV_MESSAGE(KERN_WARNING, device, "%s", - "could not allocate dasd block structure"); + DBF_EVENT(DBF_WARNING, "could not allocate dasd block " + "structure for device: %s", + dev_name(&device->cdev->dev)); device->private = NULL; kfree(private); return PTR_ERR(block); @@ -150,9 +153,9 @@ dasd_fba_check_characteristics(struct dasd_device *device) rdc_data = (void *) &(private->rdc_data); rc = dasd_generic_read_dev_chars(device, "FBA ", &rdc_data, 32); if (rc) { - DEV_MESSAGE(KERN_WARNING, device, - "Read device characteristics returned error %d", - rc); + DBF_EVENT(DBF_WARNING, "Read device characteristics returned " + "error %d for device: %s", + rc, dev_name(&device->cdev->dev)); device->block = NULL; dasd_free_block(block); device->private = NULL; @@ -160,15 +163,16 @@ dasd_fba_check_characteristics(struct dasd_device *device) return rc; } - DEV_MESSAGE(KERN_INFO, device, - "%04X/%02X(CU:%04X/%02X) %dMB at(%d B/blk)", - cdev->id.dev_type, - cdev->id.dev_model, - cdev->id.cu_type, - cdev->id.cu_model, - ((private->rdc_data.blk_bdsa * - (private->rdc_data.blk_size >> 9)) >> 11), - private->rdc_data.blk_size); + dev_info(&device->cdev->dev, + "New FBA DASD %04X/%02X (CU %04X/%02X) with %d MB " + "and %d B/blk\n", + cdev->id.dev_type, + cdev->id.dev_model, + cdev->id.cu_type, + cdev->id.cu_model, + ((private->rdc_data.blk_bdsa * + (private->rdc_data.blk_size >> 9)) >> 11), + private->rdc_data.blk_size); return 0; } @@ -180,7 +184,7 @@ static int dasd_fba_do_analysis(struct dasd_block *block) private = (struct dasd_fba_private *) block->base->private; rc = dasd_check_blocksize(private->rdc_data.blk_size); if (rc) { - DEV_MESSAGE(KERN_INFO, block->base, "unknown blocksize %d", + DBF_DEV_EVENT(DBF_WARNING, block->base, "unknown blocksize %d", private->rdc_data.blk_size); return rc; } @@ -215,7 +219,7 @@ dasd_fba_erp_postaction(struct dasd_ccw_req * cqr) if (cqr->function == dasd_default_erp_action) return dasd_default_erp_postaction; - DEV_MESSAGE(KERN_WARNING, cqr->startdev, "unknown ERP action %p", + DBF_DEV_EVENT(DBF_WARNING, cqr->startdev, "unknown ERP action %p", cqr->function); return NULL; } @@ -233,9 +237,9 @@ static void dasd_fba_handle_unsolicited_interrupt(struct dasd_device *device, } /* check for unsolicited interrupts */ - DEV_MESSAGE(KERN_DEBUG, device, "%s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "unsolicited interrupt received"); - device->discipline->dump_sense(device, NULL, irb); + device->discipline->dump_sense_dbf(device, NULL, irb, "unsolicited"); dasd_schedule_device_bh(device); return; }; @@ -436,6 +440,25 @@ dasd_fba_fill_info(struct dasd_device * device, return 0; } +static void +dasd_fba_dump_sense_dbf(struct dasd_device *device, struct dasd_ccw_req *req, + struct irb *irb, char *reason) +{ + int sl; + if (irb->esw.esw0.erw.cons) { + for (sl = 0; sl < 4; sl++) { + DBF_DEV_EVENT(DBF_EMERG, device, + "%s: %08x %08x %08x %08x", + reason, irb->ecw[8 * 0], irb->ecw[8 * 1], + irb->ecw[8 * 2], irb->ecw[8 * 3]); + } + } else { + DBF_DEV_EVENT(DBF_EMERG, device, "%s", + "SORRY - NO VALID SENSE AVAILABLE\n"); + } +} + + static void dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, struct irb *irb) @@ -446,7 +469,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, page = (char *) get_zeroed_page(GFP_ATOMIC); if (page == NULL) { - DEV_MESSAGE(KERN_ERR, device, " %s", + DBF_DEV_EVENT(DBF_WARNING, device, "%s", "No memory to dump sense data"); return; } @@ -476,8 +499,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, len += sprintf(page + len, KERN_ERR PRINTK_HEADER " SORRY - NO VALID SENSE AVAILABLE\n"); } - MESSAGE_LOG(KERN_ERR, "%s", - page + sizeof(KERN_ERR PRINTK_HEADER)); + printk(KERN_ERR "%s", page); /* dump the Channel Program */ /* print first CCWs (maximum 8) */ @@ -498,8 +520,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, len += sprintf(page + len, "\n"); act++; } - MESSAGE_LOG(KERN_ERR, "%s", - page + sizeof(KERN_ERR PRINTK_HEADER)); + printk(KERN_ERR "%s", page); /* print failing CCW area */ @@ -540,8 +561,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req, act++; } if (len > 0) - MESSAGE_LOG(KERN_ERR, "%s", - page + sizeof(KERN_ERR PRINTK_HEADER)); + printk(KERN_ERR "%s", page); free_page((unsigned long) page); } @@ -576,6 +596,7 @@ static struct dasd_discipline dasd_fba_discipline = { .build_cp = dasd_fba_build_cp, .free_cp = dasd_fba_free_cp, .dump_sense = dasd_fba_dump_sense, + .dump_sense_dbf = dasd_fba_dump_sense_dbf, .fill_info = dasd_fba_fill_info, }; diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c index e99d566b69c..d3198303b93 100644 --- a/drivers/s390/block/dasd_genhd.c +++ b/drivers/s390/block/dasd_genhd.c @@ -11,6 +11,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -163,9 +165,8 @@ int dasd_gendisk_init(void) /* Register to static dasd major 94 */ rc = register_blkdev(DASD_MAJOR, "dasd"); if (rc != 0) { - MESSAGE(KERN_WARNING, - "Couldn't register successfully to " - "major no %d", DASD_MAJOR); + pr_warning("Registering the device driver with major number " + "%d failed\n", DASD_MAJOR); return rc; } return 0; diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 7b314c1d471..c1e487f774c 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -112,6 +112,9 @@ do { \ d_data); \ } while(0) +/* limit size for an errorstring */ +#define ERRORLENGTH 30 + /* definition of dbf debug levels */ #define DBF_EMERG 0 /* system is unusable */ #define DBF_ALERT 1 /* action must be taken immediately */ @@ -281,6 +284,8 @@ struct dasd_discipline { dasd_erp_fn_t(*erp_postaction) (struct dasd_ccw_req *); void (*dump_sense) (struct dasd_device *, struct dasd_ccw_req *, struct irb *); + void (*dump_sense_dbf) (struct dasd_device *, struct dasd_ccw_req *, + struct irb *, char *); void (*handle_unsolicited_interrupt) (struct dasd_device *, struct irb *); @@ -626,6 +631,7 @@ struct dasd_ccw_req *dasd_alloc_erp_request(char *, int, int, struct dasd_device *); void dasd_free_erp_request(struct dasd_ccw_req *, struct dasd_device *); void dasd_log_sense(struct dasd_ccw_req *, struct irb *); +void dasd_log_sense_dbf(struct dasd_ccw_req *cqr, struct irb *irb); /* externals in dasd_3990_erp.c */ struct dasd_ccw_req *dasd_3990_erp_action(struct dasd_ccw_req *); diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c index a3bbdb807ba..4ce3f72ee1c 100644 --- a/drivers/s390/block/dasd_ioctl.c +++ b/drivers/s390/block/dasd_ioctl.c @@ -9,6 +9,9 @@ * * i/o controls for the dasd driver. */ + +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -94,7 +97,8 @@ static int dasd_ioctl_quiesce(struct dasd_block *block) if (!capable (CAP_SYS_ADMIN)) return -EACCES; - DEV_MESSAGE(KERN_DEBUG, base, "%s", "Quiesce IO on device"); + dev_info(&base->cdev->dev, "The DASD has been put in the quiesce " + "state\n"); spin_lock_irqsave(get_ccwdev_lock(base->cdev), flags); base->stopped |= DASD_STOPPED_QUIESCE; spin_unlock_irqrestore(get_ccwdev_lock(base->cdev), flags); @@ -103,7 +107,7 @@ static int dasd_ioctl_quiesce(struct dasd_block *block) /* - * Quiesce device. + * Resume device. */ static int dasd_ioctl_resume(struct dasd_block *block) { @@ -114,7 +118,8 @@ static int dasd_ioctl_resume(struct dasd_block *block) if (!capable (CAP_SYS_ADMIN)) return -EACCES; - DEV_MESSAGE(KERN_DEBUG, base, "%s", "resume IO on device"); + dev_info(&base->cdev->dev, "I/O operations have been resumed " + "on the DASD\n"); spin_lock_irqsave(get_ccwdev_lock(base->cdev), flags); base->stopped &= ~DASD_STOPPED_QUIESCE; spin_unlock_irqrestore(get_ccwdev_lock(base->cdev), flags); @@ -140,8 +145,8 @@ static int dasd_format(struct dasd_block *block, struct format_data_t *fdata) return -EPERM; if (base->state != DASD_STATE_BASIC) { - DEV_MESSAGE(KERN_WARNING, base, "%s", - "dasd_format: device is not disabled! "); + dev_warn(&base->cdev->dev, + "The DASD cannot be formatted while it is enabled\n"); return -EBUSY; } @@ -169,10 +174,9 @@ static int dasd_format(struct dasd_block *block, struct format_data_t *fdata) dasd_sfree_request(cqr, cqr->memdev); if (rc) { if (rc != -ERESTARTSYS) - DEV_MESSAGE(KERN_ERR, base, - " Formatting of unit %u failed " - "with rc = %d", - fdata->start_unit, rc); + dev_err(&base->cdev->dev, + "Formatting unit %d failed with " + "rc=%d\n", fdata->start_unit, rc); return rc; } fdata->start_unit++; @@ -199,8 +203,9 @@ dasd_ioctl_format(struct block_device *bdev, void __user *argp) if (copy_from_user(&fdata, argp, sizeof(struct format_data_t))) return -EFAULT; if (bdev != bdev->bd_contains) { - DEV_MESSAGE(KERN_WARNING, block->base, "%s", - "Cannot low-level format a partition"); + dev_warn(&block->base->cdev->dev, + "The specified DASD is a partition and cannot be " + "formatted\n"); return -EINVAL; } return dasd_format(block, &fdata); diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 0aa569419d5..2080ba6a69b 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -11,6 +11,8 @@ * */ +#define KMSG_COMPONENT "dasd" + #include #include #include @@ -267,7 +269,7 @@ dasd_statistics_write(struct file *file, const char __user *user_buf, buffer = dasd_get_user_string(user_buf, user_len); if (IS_ERR(buffer)) return PTR_ERR(buffer); - MESSAGE_LOG(KERN_INFO, "/proc/dasd/statictics: '%s'", buffer); + DBF_EVENT(DBF_DEBUG, "/proc/dasd/statictics: '%s'\n", buffer); /* check for valid verbs */ for (str = buffer; isspace(*str); str++); @@ -277,33 +279,33 @@ dasd_statistics_write(struct file *file, const char __user *user_buf, if (strcmp(str, "on") == 0) { /* switch on statistics profiling */ dasd_profile_level = DASD_PROFILE_ON; - MESSAGE(KERN_INFO, "%s", "Statistics switched on"); + pr_info("The statistics feature has been switched " + "on\n"); } else if (strcmp(str, "off") == 0) { /* switch off and reset statistics profiling */ memset(&dasd_global_profile, 0, sizeof (struct dasd_profile_info_t)); dasd_profile_level = DASD_PROFILE_OFF; - MESSAGE(KERN_INFO, "%s", "Statistics switched off"); + pr_info("The statistics feature has been switched " + "off\n"); } else goto out_error; } else if (strncmp(str, "reset", 5) == 0) { /* reset the statistics */ memset(&dasd_global_profile, 0, sizeof (struct dasd_profile_info_t)); - MESSAGE(KERN_INFO, "%s", "Statistics reset"); + pr_info("The statistics have been reset\n"); } else goto out_error; kfree(buffer); return user_len; out_error: - MESSAGE(KERN_WARNING, "%s", - "/proc/dasd/statistics: only 'set on', 'set off' " - "and 'reset' are supported verbs"); + pr_warning("%s is not a supported value for /proc/dasd/statistics\n", + str); kfree(buffer); return -EINVAL; #else - MESSAGE(KERN_WARNING, "%s", - "/proc/dasd/statistics: is not activated in this kernel"); + pr_warning("/proc/dasd/statistics: is not activated in this kernel\n"); return user_len; #endif /* CONFIG_DASD_PROFILE */ } -- cgit v1.2.3-70-g09d2