From 1abf635d2f3332641570e1913e317073834a055f Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Wed, 25 Jun 2014 15:27:38 +0200 Subject: [PATCH] scsi: use 64-bit value for 'max_luns' Now that we're using 64-bit LUNs internally we need to increase the size of max_luns to 64 bits, too. Signed-off-by: Hannes Reinecke Reviewed-by: Christoph Hellwig Reviewed-by: Ewan Milne Signed-off-by: Christoph Hellwig --- drivers/message/i2o/i2o_scsi.c | 2 +- drivers/scsi/advansys.c | 2 +- drivers/scsi/cxgbi/libcxgbi.c | 2 +- drivers/scsi/cxgbi/libcxgbi.h | 2 +- drivers/scsi/dc395x.c | 2 +- drivers/scsi/eata.c | 2 +- drivers/scsi/ibmvscsi/ibmvfc.c | 4 ++-- drivers/scsi/lpfc/lpfc_attr.c | 10 +++++++++- drivers/scsi/megaraid.c | 2 +- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 4 ++-- drivers/scsi/qla2xxx/qla_gbl.h | 2 +- drivers/scsi/qla2xxx/qla_os.c | 6 +++--- drivers/scsi/scsi_scan.c | 6 +++--- include/scsi/scsi_host.h | 6 +++--- 14 files changed, 30 insertions(+), 22 deletions(-) diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c index e7de92c67cf6..8152e9fa9d95 100644 --- a/drivers/message/i2o/i2o_scsi.c +++ b/drivers/message/i2o/i2o_scsi.c @@ -287,7 +287,7 @@ static int i2o_scsi_probe(struct device *dev) } if (le64_to_cpu(lun) >= scsi_host->max_lun) { - osm_warn("SCSI device lun (%llu) >= max_lun of I2O host (%d)", + osm_warn("SCSI device lun (%llu) >= max_lun of I2O host (%llu)", le64_to_cpu(lun), scsi_host->max_lun); return -EFAULT; } diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index d8145888e66a..e716d0aef194 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -3345,7 +3345,7 @@ static void asc_prt_driver_conf(struct seq_file *m, struct Scsi_Host *shost) shost->host_no); seq_printf(m, - " host_busy %u, max_id %u, max_lun %u, max_channel %u\n", + " host_busy %u, max_id %u, max_lun %llu, max_channel %u\n", shost->host_busy, shost->max_id, shost->max_lun, shost->max_channel); diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index b44c1cff3114..dc812069046c 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -245,7 +245,7 @@ void cxgbi_hbas_remove(struct cxgbi_device *cdev) } EXPORT_SYMBOL_GPL(cxgbi_hbas_remove); -int cxgbi_hbas_add(struct cxgbi_device *cdev, unsigned int max_lun, +int cxgbi_hbas_add(struct cxgbi_device *cdev, u64 max_lun, unsigned int max_id, struct scsi_host_template *sht, struct scsi_transport_template *stt) { diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h index 8135f04671af..538d7a64e138 100644 --- a/drivers/scsi/cxgbi/libcxgbi.h +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -692,7 +692,7 @@ struct cxgbi_device *cxgbi_device_register(unsigned int, unsigned int); void cxgbi_device_unregister(struct cxgbi_device *); void cxgbi_device_unregister_all(unsigned int flag); struct cxgbi_device *cxgbi_device_find_by_lldev(void *); -int cxgbi_hbas_add(struct cxgbi_device *, unsigned int, unsigned int, +int cxgbi_hbas_add(struct cxgbi_device *, u64, unsigned int, struct scsi_host_template *, struct scsi_transport_template *); void cxgbi_hbas_remove(struct cxgbi_device *); diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index dff461f2338e..0c6be0a17f53 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -4638,7 +4638,7 @@ static int dc395x_show_info(struct seq_file *m, struct Scsi_Host *host) SPRINTF("irq_level 0x%04x, ", acb->irq_level); SPRINTF(" SelTimeout %ims\n", (1638 * acb->sel_timeout) / 1000); - SPRINTF("MaxID %i, MaxLUN %i, ", host->max_id, host->max_lun); + SPRINTF("MaxID %i, MaxLUN %llu, ", host->max_id, host->max_lun); SPRINTF("AdapterID %i\n", host->this_id); SPRINTF("tag_max_num %i", acb->tag_max_num); diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c index 0f27ac19cf01..03372cff38f3 100644 --- a/drivers/scsi/eata.c +++ b/drivers/scsi/eata.c @@ -1399,7 +1399,7 @@ static int port_detect(unsigned long port_base, unsigned int j, if (shost->max_id > 8 || shost->max_lun > 8) printk - ("%s: wide SCSI support enabled, max_id %u, max_lun %u.\n", + ("%s: wide SCSI support enabled, max_id %u, max_lun %llu.\n", ha->board_name, shost->max_id, shost->max_lun); for (i = 0; i <= shost->max_channel; i++) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 8dd47689d584..6eb47b683569 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -46,7 +46,7 @@ static unsigned int init_timeout = IBMVFC_INIT_TIMEOUT; static unsigned int default_timeout = IBMVFC_DEFAULT_TIMEOUT; -static unsigned int max_lun = IBMVFC_MAX_LUN; +static u64 max_lun = IBMVFC_MAX_LUN; static unsigned int max_targets = IBMVFC_MAX_TARGETS; static unsigned int max_requests = IBMVFC_MAX_REQUESTS_DEFAULT; static unsigned int disc_threads = IBMVFC_MAX_DISC_THREADS; @@ -71,7 +71,7 @@ MODULE_PARM_DESC(default_timeout, module_param_named(max_requests, max_requests, uint, S_IRUGO); MODULE_PARM_DESC(max_requests, "Maximum requests for this adapter. " "[Default=" __stringify(IBMVFC_MAX_REQUESTS_DEFAULT) "]"); -module_param_named(max_lun, max_lun, uint, S_IRUGO); +module_param_named(max_lun, max_lun, ullong, S_IRUGO); MODULE_PARM_DESC(max_lun, "Maximum allowed LUN. " "[Default=" __stringify(IBMVFC_MAX_LUN) "]"); module_param_named(max_targets, max_targets, uint, S_IRUGO); diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 1d7a5c34ee8c..6eed9e76a166 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1998,6 +1998,14 @@ lpfc_vport_param_show(name)\ lpfc_vport_param_init(name, defval, minval, maxval)\ static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) +#define LPFC_VPORT_ULL_ATTR_R(name, defval, minval, maxval, desc) \ +static uint64_t lpfc_##name = defval;\ +module_param(lpfc_##name, ullong, S_IRUGO);\ +MODULE_PARM_DESC(lpfc_##name, desc);\ +lpfc_vport_param_show(name)\ +lpfc_vport_param_init(name, defval, minval, maxval)\ +static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) + #define LPFC_VPORT_ATTR_RW(name, defval, minval, maxval, desc) \ static uint lpfc_##name = defval;\ module_param(lpfc_##name, uint, S_IRUGO);\ @@ -4596,7 +4604,7 @@ LPFC_VPORT_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands " # Value range is [0,65535]. Default value is 255. # NOTE: The SCSI layer might probe all allowed LUN on some old targets. */ -LPFC_VPORT_ATTR_R(max_luns, 255, 0, 65535, "Maximum allowed LUN ID"); +LPFC_VPORT_ULL_ATTR_R(max_luns, 255, 0, 65535, "Maximum allowed LUN ID"); /* # lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring. diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 6bb2b52646b4..ac5d94cfd52f 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -1860,7 +1860,7 @@ megaraid_info(struct Scsi_Host *host) "LSI Logic MegaRAID %s %d commands %d targs %d chans %d luns", adapter->fw_version, adapter->product_info.max_commands, adapter->host->max_id, adapter->host->max_channel, - adapter->host->max_lun); + (u32)adapter->host->max_lun); return buffer; } diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 18e713db1d32..0274ac3c533b 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -112,8 +112,8 @@ MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ #define MPT3SAS_MAX_LUN (16895) -static int max_lun = MPT3SAS_MAX_LUN; -module_param(max_lun, int, 0); +static u64 max_lun = MPT3SAS_MAX_LUN; +module_param(max_lun, ullong, 0); MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 9ef0781b12da..d646540db3ac 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -113,7 +113,7 @@ extern int ql2xenabledif; extern int ql2xenablehba_err_chk; extern int ql2xtargetreset; extern int ql2xdontresethba; -extern unsigned int ql2xmaxlun; +extern uint64_t ql2xmaxlun; extern int ql2xmdcapmask; extern int ql2xmdenable; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index b22c75305b44..be9698d920c2 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -202,8 +202,8 @@ MODULE_PARM_DESC(ql2xdontresethba, " 0 (Default) -- Reset on failure.\n" " 1 -- Do not reset on failure.\n"); -uint ql2xmaxlun = MAX_LUNS; -module_param(ql2xmaxlun, uint, S_IRUGO); +uint64_t ql2xmaxlun = MAX_LUNS; +module_param(ql2xmaxlun, ullong, S_IRUGO); MODULE_PARM_DESC(ql2xmaxlun, "Defines the maximum LU number to register with the SCSI " "midlayer. Default is 65535."); @@ -2676,7 +2676,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ql_dbg(ql_dbg_init, base_vha, 0x0033, "max_id=%d this_id=%d " "cmd_per_len=%d unique_id=%d max_cmd_len=%d max_channel=%d " - "max_lun=%d transportt=%p, vendor_id=%llu.\n", host->max_id, + "max_lun=%llu transportt=%p, vendor_id=%llu.\n", host->max_id, host->this_id, host->cmd_per_lun, host->unique_id, host->max_cmd_len, host->max_channel, host->max_lun, host->transportt, sht->vendor_id); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 1a71547832f3..fa57a046f025 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -81,11 +81,11 @@ static const char *scsi_null_device_strs = "nullnullnullnull"; #define MAX_SCSI_LUNS 512 -static unsigned int max_scsi_luns = MAX_SCSI_LUNS; +static u64 max_scsi_luns = MAX_SCSI_LUNS; -module_param_named(max_luns, max_scsi_luns, uint, S_IRUGO|S_IWUSR); +module_param_named(max_luns, max_scsi_luns, ullong, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(max_luns, - "last scsi LUN (should be between 1 and 2^32-1)"); + "last scsi LUN (should be between 1 and 2^64-1)"); #ifdef CONFIG_SCSI_SCAN_ASYNC #define SCSI_SCAN_TYPE_DEFAULT "async" diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index db7d8bd2f86f..abb695882fed 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -623,11 +623,11 @@ struct Scsi_Host { * These three parameters can be used to allow for wide scsi, * and for host adapters that support multiple busses * The first two should be set to 1 more than the actual max id - * or lun (i.e. 8 for normal systems). + * or lun (e.g. 8 for SCSI parallel systems). */ - unsigned int max_id; - unsigned int max_lun; unsigned int max_channel; + unsigned int max_id; + u64 max_lun; /* * This is a unique identifier that must be assigned so that we -- 2.20.1