/******************************************************************************* * Filename: target_core_stat.c * * Modern ConfigFS group context specific statistics based on original * target_core_mib.c code * * (c) Copyright 2006-2013 Datera, Inc. * * Nicholas A. Bellinger * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ******************************************************************************/ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "target_core_internal.h" #ifndef INITIAL_JIFFIES #define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ)) #endif #define NONE "None" #define ISPRINT(a) ((a >= ' ') && (a <= '~')) #define SCSI_LU_INDEX 1 #define LU_COUNT 1 /* * SCSI Device Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_dev, se_dev_stat_grps); #define DEV_STAT_SCSI_DEV_ATTR(_name, _mode) \ static struct target_stat_scsi_dev_attribute \ target_stat_scsi_dev_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_dev_show_attr_##_name, \ target_stat_scsi_dev_store_attr_##_name); #define DEV_STAT_SCSI_DEV_ATTR_RO(_name) \ static struct target_stat_scsi_dev_attribute \ target_stat_scsi_dev_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_dev_show_attr_##_name); static ssize_t target_stat_scsi_dev_show_attr_inst( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); struct se_hba *hba = dev->se_hba; return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); } DEV_STAT_SCSI_DEV_ATTR_RO(inst); static ssize_t target_stat_scsi_dev_show_attr_indx( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index); } DEV_STAT_SCSI_DEV_ATTR_RO(indx); static ssize_t target_stat_scsi_dev_show_attr_role( struct se_dev_stat_grps *sgrps, char *page) { return snprintf(page, PAGE_SIZE, "Target\n"); } DEV_STAT_SCSI_DEV_ATTR_RO(role); static ssize_t target_stat_scsi_dev_show_attr_ports( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_port_count); } DEV_STAT_SCSI_DEV_ATTR_RO(ports); CONFIGFS_EATTR_OPS(target_stat_scsi_dev, se_dev_stat_grps, scsi_dev_group); static struct configfs_attribute *target_stat_scsi_dev_attrs[] = { &target_stat_scsi_dev_inst.attr, &target_stat_scsi_dev_indx.attr, &target_stat_scsi_dev_role.attr, &target_stat_scsi_dev_ports.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_dev_attrib_ops = { .show_attribute = target_stat_scsi_dev_attr_show, .store_attribute = target_stat_scsi_dev_attr_store, }; static struct config_item_type target_stat_scsi_dev_cit = { .ct_item_ops = &target_stat_scsi_dev_attrib_ops, .ct_attrs = target_stat_scsi_dev_attrs, .ct_owner = THIS_MODULE, }; /* * SCSI Target Device Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_tgt_dev, se_dev_stat_grps); #define DEV_STAT_SCSI_TGT_DEV_ATTR(_name, _mode) \ static struct target_stat_scsi_tgt_dev_attribute \ target_stat_scsi_tgt_dev_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_tgt_dev_show_attr_##_name, \ target_stat_scsi_tgt_dev_store_attr_##_name); #define DEV_STAT_SCSI_TGT_DEV_ATTR_RO(_name) \ static struct target_stat_scsi_tgt_dev_attribute \ target_stat_scsi_tgt_dev_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_tgt_dev_show_attr_##_name); static ssize_t target_stat_scsi_tgt_dev_show_attr_inst( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); struct se_hba *hba = dev->se_hba; return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(inst); static ssize_t target_stat_scsi_tgt_dev_show_attr_indx( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(indx); static ssize_t target_stat_scsi_tgt_dev_show_attr_num_lus( struct se_dev_stat_grps *sgrps, char *page) { return snprintf(page, PAGE_SIZE, "%u\n", LU_COUNT); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(num_lus); static ssize_t target_stat_scsi_tgt_dev_show_attr_status( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); if (dev->export_count) return snprintf(page, PAGE_SIZE, "activated"); else return snprintf(page, PAGE_SIZE, "deactivated"); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(status); static ssize_t target_stat_scsi_tgt_dev_show_attr_non_access_lus( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); int non_accessible_lus; if (dev->export_count) non_accessible_lus = 0; else non_accessible_lus = 1; return snprintf(page, PAGE_SIZE, "%u\n", non_accessible_lus); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(non_access_lus); static ssize_t target_stat_scsi_tgt_dev_show_attr_resets( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); return snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&dev->num_resets)); } DEV_STAT_SCSI_TGT_DEV_ATTR_RO(resets); CONFIGFS_EATTR_OPS(target_stat_scsi_tgt_dev, se_dev_stat_grps, scsi_tgt_dev_group); static struct configfs_attribute *target_stat_scsi_tgt_dev_attrs[] = { &target_stat_scsi_tgt_dev_inst.attr, &target_stat_scsi_tgt_dev_indx.attr, &target_stat_scsi_tgt_dev_num_lus.attr, &target_stat_scsi_tgt_dev_status.attr, &target_stat_scsi_tgt_dev_non_access_lus.attr, &target_stat_scsi_tgt_dev_resets.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_tgt_dev_attrib_ops = { .show_attribute = target_stat_scsi_tgt_dev_attr_show, .store_attribute = target_stat_scsi_tgt_dev_attr_store, }; static struct config_item_type target_stat_scsi_tgt_dev_cit = { .ct_item_ops = &target_stat_scsi_tgt_dev_attrib_ops, .ct_attrs = target_stat_scsi_tgt_dev_attrs, .ct_owner = THIS_MODULE, }; /* * SCSI Logical Unit Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_lu, se_dev_stat_grps); #define DEV_STAT_SCSI_LU_ATTR(_name, _mode) \ static struct target_stat_scsi_lu_attribute target_stat_scsi_lu_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_lu_show_attr_##_name, \ target_stat_scsi_lu_store_attr_##_name); #define DEV_STAT_SCSI_LU_ATTR_RO(_name) \ static struct target_stat_scsi_lu_attribute target_stat_scsi_lu_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_lu_show_attr_##_name); static ssize_t target_stat_scsi_lu_show_attr_inst( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); struct se_hba *hba = dev->se_hba; return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); } DEV_STAT_SCSI_LU_ATTR_RO(inst); static ssize_t target_stat_scsi_lu_show_attr_dev( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index); } DEV_STAT_SCSI_LU_ATTR_RO(dev); static ssize_t target_stat_scsi_lu_show_attr_indx( struct se_dev_stat_grps *sgrps, char *page) { return snprintf(page, PAGE_SIZE, "%u\n", SCSI_LU_INDEX); } DEV_STAT_SCSI_LU_ATTR_RO(indx); static ssize_t target_stat_scsi_lu_show_attr_lun( struct se_dev_stat_grps *sgrps, char *page) { /* FIXME: scsiLuDefaultLun */ return snprintf(page, PAGE_SIZE, "%llu\n", (unsigned long long)0); } DEV_STAT_SCSI_LU_ATTR_RO(lun); static ssize_t target_stat_scsi_lu_show_attr_lu_name( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuWwnName */ return snprintf(page, PAGE_SIZE, "%s\n", (strlen(dev->t10_wwn.unit_serial)) ? dev->t10_wwn.unit_serial : "None"); } DEV_STAT_SCSI_LU_ATTR_RO(lu_name); static ssize_t target_stat_scsi_lu_show_attr_vend( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); int i; char str[sizeof(dev->t10_wwn.vendor)+1]; /* scsiLuVendorId */ for (i = 0; i < sizeof(dev->t10_wwn.vendor); i++) str[i] = ISPRINT(dev->t10_wwn.vendor[i]) ? dev->t10_wwn.vendor[i] : ' '; str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(vend); static ssize_t target_stat_scsi_lu_show_attr_prod( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); int i; char str[sizeof(dev->t10_wwn.model)+1]; /* scsiLuProductId */ for (i = 0; i < sizeof(dev->t10_wwn.vendor); i++) str[i] = ISPRINT(dev->t10_wwn.model[i]) ? dev->t10_wwn.model[i] : ' '; str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(prod); static ssize_t target_stat_scsi_lu_show_attr_rev( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); int i; char str[sizeof(dev->t10_wwn.revision)+1]; /* scsiLuRevisionId */ for (i = 0; i < sizeof(dev->t10_wwn.revision); i++) str[i] = ISPRINT(dev->t10_wwn.revision[i]) ? dev->t10_wwn.revision[i] : ' '; str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(rev); static ssize_t target_stat_scsi_lu_show_attr_dev_type( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuPeripheralType */ return snprintf(page, PAGE_SIZE, "%u\n", dev->transport->get_device_type(dev)); } DEV_STAT_SCSI_LU_ATTR_RO(dev_type); static ssize_t target_stat_scsi_lu_show_attr_status( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuStatus */ return snprintf(page, PAGE_SIZE, "%s\n", (dev->export_count) ? "available" : "notavailable"); } DEV_STAT_SCSI_LU_ATTR_RO(status); static ssize_t target_stat_scsi_lu_show_attr_state_bit( struct se_dev_stat_grps *sgrps, char *page) { /* scsiLuState */ return snprintf(page, PAGE_SIZE, "exposed\n"); } DEV_STAT_SCSI_LU_ATTR_RO(state_bit); static ssize_t target_stat_scsi_lu_show_attr_num_cmds( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuNumCommands */ return snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&dev->num_cmds)); } DEV_STAT_SCSI_LU_ATTR_RO(num_cmds); static ssize_t target_stat_scsi_lu_show_attr_read_mbytes( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuReadMegaBytes */ return snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&dev->read_bytes) >> 20); } DEV_STAT_SCSI_LU_ATTR_RO(read_mbytes); static ssize_t target_stat_scsi_lu_show_attr_write_mbytes( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuWrittenMegaBytes */ return snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&dev->write_bytes) >> 20); } DEV_STAT_SCSI_LU_ATTR_RO(write_mbytes); static ssize_t target_stat_scsi_lu_show_attr_resets( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuInResets */ return snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&dev->num_resets)); } DEV_STAT_SCSI_LU_ATTR_RO(resets); static ssize_t target_stat_scsi_lu_show_attr_full_stat( struct se_dev_stat_grps *sgrps, char *page) { /* FIXME: scsiLuOutTaskSetFullStatus */ return snprintf(page, PAGE_SIZE, "%u\n", 0); } DEV_STAT_SCSI_LU_ATTR_RO(full_stat); static ssize_t target_stat_scsi_lu_show_attr_hs_num_cmds( struct se_dev_stat_grps *sgrps, char *page) { /* FIXME: scsiLuHSInCommands */ return snprintf(page, PAGE_SIZE, "%u\n", 0); } DEV_STAT_SCSI_LU_ATTR_RO(hs_num_cmds); static ssize_t target_stat_scsi_lu_show_attr_creation_time( struct se_dev_stat_grps *sgrps, char *page) { struct se_device *dev = container_of(sgrps, struct se_device, dev_stat_grps); /* scsiLuCreationTime */ return snprintf(page, PAGE_SIZE, "%u\n", (u32)(((u32)dev->creation_time - INITIAL_JIFFIES) * 100 / HZ)); } DEV_STAT_SCSI_LU_ATTR_RO(creation_time); CONFIGFS_EATTR_OPS(target_stat_scsi_lu, se_dev_stat_grps, scsi_lu_group); static struct configfs_attribute *target_stat_scsi_lu_attrs[] = { &target_stat_scsi_lu_inst.attr, &target_stat_scsi_lu_dev.attr, &target_stat_scsi_lu_indx.attr, &target_stat_scsi_lu_lun.attr, &target_stat_scsi_lu_lu_name.attr, &target_stat_scsi_lu_vend.attr, &target_stat_scsi_lu_prod.attr, &target_stat_scsi_lu_rev.attr, &target_stat_scsi_lu_dev_type.attr, &target_stat_scsi_lu_status.attr, &target_stat_scsi_lu_state_bit.attr, &target_stat_scsi_lu_num_cmds.attr, &target_stat_scsi_lu_read_mbytes.attr, &target_stat_scsi_lu_write_mbytes.attr, &target_stat_scsi_lu_resets.attr, &target_stat_scsi_lu_full_stat.attr, &target_stat_scsi_lu_hs_num_cmds.attr, &target_stat_scsi_lu_creation_time.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_lu_attrib_ops = { .show_attribute = target_stat_scsi_lu_attr_show, .store_attribute = target_stat_scsi_lu_attr_store, }; static struct config_item_type target_stat_scsi_lu_cit = { .ct_item_ops = &target_stat_scsi_lu_attrib_ops, .ct_attrs = target_stat_scsi_lu_attrs, .ct_owner = THIS_MODULE, }; /* * Called from target_core_configfs.c:target_core_make_subdev() to setup * the target statistics groups + configfs CITs located in target_core_stat.c */ void target_stat_setup_dev_default_groups(struct se_device *dev) { struct config_group *dev_stat_grp = &dev->dev_stat_grps.stat_group; config_group_init_type_name(&dev->dev_stat_grps.scsi_dev_group, "scsi_dev", &target_stat_scsi_dev_cit); config_group_init_type_name(&dev->dev_stat_grps.scsi_tgt_dev_group, "scsi_tgt_dev", &target_stat_scsi_tgt_dev_cit); config_group_init_type_name(&dev->dev_stat_grps.scsi_lu_group, "scsi_lu", &target_stat_scsi_lu_cit); dev_stat_grp->default_groups[0] = &dev->dev_stat_grps.scsi_dev_group; dev_stat_grp->default_groups[1] = &dev->dev_stat_grps.scsi_tgt_dev_group; dev_stat_grp->default_groups[2] = &dev->dev_stat_grps.scsi_lu_group; dev_stat_grp->default_groups[3] = NULL; } /* * SCSI Port Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_port, se_port_stat_grps); #define DEV_STAT_SCSI_PORT_ATTR(_name, _mode) \ static struct target_stat_scsi_port_attribute \ target_stat_scsi_port_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_port_show_attr_##_name, \ target_stat_scsi_port_store_attr_##_name); #define DEV_STAT_SCSI_PORT_ATTR_RO(_name) \ static struct target_stat_scsi_port_attribute \ target_stat_scsi_port_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_port_show_attr_##_name); static ssize_t target_stat_scsi_port_show_attr_inst( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_device *dev = lun->lun_se_dev; struct se_hba *hba; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } hba = dev->se_hba; ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_PORT_ATTR_RO(inst); static ssize_t target_stat_scsi_port_show_attr_dev( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_device *dev = lun->lun_se_dev; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_PORT_ATTR_RO(dev); static ssize_t target_stat_scsi_port_show_attr_indx( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", sep->sep_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_PORT_ATTR_RO(indx); static ssize_t target_stat_scsi_port_show_attr_role( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_device *dev = lun->lun_se_dev; struct se_port *sep; ssize_t ret; if (!dev) return -ENODEV; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%s%u\n", "Device", dev->dev_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_PORT_ATTR_RO(role); static ssize_t target_stat_scsi_port_show_attr_busy_count( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } /* FIXME: scsiPortBusyStatuses */ ret = snprintf(page, PAGE_SIZE, "%u\n", 0); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_PORT_ATTR_RO(busy_count); CONFIGFS_EATTR_OPS(target_stat_scsi_port, se_port_stat_grps, scsi_port_group); static struct configfs_attribute *target_stat_scsi_port_attrs[] = { &target_stat_scsi_port_inst.attr, &target_stat_scsi_port_dev.attr, &target_stat_scsi_port_indx.attr, &target_stat_scsi_port_role.attr, &target_stat_scsi_port_busy_count.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_port_attrib_ops = { .show_attribute = target_stat_scsi_port_attr_show, .store_attribute = target_stat_scsi_port_attr_store, }; static struct config_item_type target_stat_scsi_port_cit = { .ct_item_ops = &target_stat_scsi_port_attrib_ops, .ct_attrs = target_stat_scsi_port_attrs, .ct_owner = THIS_MODULE, }; /* * SCSI Target Port Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_tgt_port, se_port_stat_grps); #define DEV_STAT_SCSI_TGT_PORT_ATTR(_name, _mode) \ static struct target_stat_scsi_tgt_port_attribute \ target_stat_scsi_tgt_port_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_tgt_port_show_attr_##_name, \ target_stat_scsi_tgt_port_store_attr_##_name); #define DEV_STAT_SCSI_TGT_PORT_ATTR_RO(_name) \ static struct target_stat_scsi_tgt_port_attribute \ target_stat_scsi_tgt_port_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_tgt_port_show_attr_##_name); static ssize_t target_stat_scsi_tgt_port_show_attr_inst( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_device *dev = lun->lun_se_dev; struct se_port *sep; struct se_hba *hba; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } hba = dev->se_hba; ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(inst); static ssize_t target_stat_scsi_tgt_port_show_attr_dev( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_device *dev = lun->lun_se_dev; struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(dev); static ssize_t target_stat_scsi_tgt_port_show_attr_indx( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", sep->sep_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(indx); static ssize_t target_stat_scsi_tgt_port_show_attr_name( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_portal_group *tpg; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%sPort#%u\n", tpg->se_tpg_tfo->get_fabric_name(), sep->sep_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(name); static ssize_t target_stat_scsi_tgt_port_show_attr_port_index( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_portal_group *tpg; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%s%s%d\n", tpg->se_tpg_tfo->tpg_get_wwn(tpg), "+t+", tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(port_index); static ssize_t target_stat_scsi_tgt_port_show_attr_in_cmds( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%llu\n", sep->sep_stats.cmd_pdus); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(in_cmds); static ssize_t target_stat_scsi_tgt_port_show_attr_write_mbytes( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(sep->sep_stats.rx_data_octets >> 20)); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(write_mbytes); static ssize_t target_stat_scsi_tgt_port_show_attr_read_mbytes( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(sep->sep_stats.tx_data_octets >> 20)); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(read_mbytes); static ssize_t target_stat_scsi_tgt_port_show_attr_hs_in_cmds( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } /* FIXME: scsiTgtPortHsInCommands */ ret = snprintf(page, PAGE_SIZE, "%u\n", 0); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TGT_PORT_ATTR_RO(hs_in_cmds); CONFIGFS_EATTR_OPS(target_stat_scsi_tgt_port, se_port_stat_grps, scsi_tgt_port_group); static struct configfs_attribute *target_stat_scsi_tgt_port_attrs[] = { &target_stat_scsi_tgt_port_inst.attr, &target_stat_scsi_tgt_port_dev.attr, &target_stat_scsi_tgt_port_indx.attr, &target_stat_scsi_tgt_port_name.attr, &target_stat_scsi_tgt_port_port_index.attr, &target_stat_scsi_tgt_port_in_cmds.attr, &target_stat_scsi_tgt_port_write_mbytes.attr, &target_stat_scsi_tgt_port_read_mbytes.attr, &target_stat_scsi_tgt_port_hs_in_cmds.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_tgt_port_attrib_ops = { .show_attribute = target_stat_scsi_tgt_port_attr_show, .store_attribute = target_stat_scsi_tgt_port_attr_store, }; static struct config_item_type target_stat_scsi_tgt_port_cit = { .ct_item_ops = &target_stat_scsi_tgt_port_attrib_ops, .ct_attrs = target_stat_scsi_tgt_port_attrs, .ct_owner = THIS_MODULE, }; /* * SCSI Transport Table o */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_transport, se_port_stat_grps); #define DEV_STAT_SCSI_TRANSPORT_ATTR(_name, _mode) \ static struct target_stat_scsi_transport_attribute \ target_stat_scsi_transport_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_transport_show_attr_##_name, \ target_stat_scsi_transport_store_attr_##_name); #define DEV_STAT_SCSI_TRANSPORT_ATTR_RO(_name) \ static struct target_stat_scsi_transport_attribute \ target_stat_scsi_transport_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_transport_show_attr_##_name); static ssize_t target_stat_scsi_transport_show_attr_inst( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_device *dev = lun->lun_se_dev; struct se_port *sep; struct se_hba *hba; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } hba = dev->se_hba; ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TRANSPORT_ATTR_RO(inst); static ssize_t target_stat_scsi_transport_show_attr_device( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_portal_group *tpg; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } tpg = sep->sep_tpg; /* scsiTransportType */ ret = snprintf(page, PAGE_SIZE, "scsiTransport%s\n", tpg->se_tpg_tfo->get_fabric_name()); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TRANSPORT_ATTR_RO(device); static ssize_t target_stat_scsi_transport_show_attr_indx( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_port *sep; struct se_portal_group *tpg; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TRANSPORT_ATTR_RO(indx); static ssize_t target_stat_scsi_transport_show_attr_dev_name( struct se_port_stat_grps *pgrps, char *page) { struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps); struct se_device *dev = lun->lun_se_dev; struct se_port *sep; struct se_portal_group *tpg; struct t10_wwn *wwn; ssize_t ret; spin_lock(&lun->lun_sep_lock); sep = lun->lun_sep; if (!sep) { spin_unlock(&lun->lun_sep_lock); return -ENODEV; } tpg = sep->sep_tpg; wwn = &dev->t10_wwn; /* scsiTransportDevName */ ret = snprintf(page, PAGE_SIZE, "%s+%s\n", tpg->se_tpg_tfo->tpg_get_wwn(tpg), (strlen(wwn->unit_serial)) ? wwn->unit_serial : wwn->vendor); spin_unlock(&lun->lun_sep_lock); return ret; } DEV_STAT_SCSI_TRANSPORT_ATTR_RO(dev_name); CONFIGFS_EATTR_OPS(target_stat_scsi_transport, se_port_stat_grps, scsi_transport_group); static struct configfs_attribute *target_stat_scsi_transport_attrs[] = { &target_stat_scsi_transport_inst.attr, &target_stat_scsi_transport_device.attr, &target_stat_scsi_transport_indx.attr, &target_stat_scsi_transport_dev_name.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_transport_attrib_ops = { .show_attribute = target_stat_scsi_transport_attr_show, .store_attribute = target_stat_scsi_transport_attr_store, }; static struct config_item_type target_stat_scsi_transport_cit = { .ct_item_ops = &target_stat_scsi_transport_attrib_ops, .ct_attrs = target_stat_scsi_transport_attrs, .ct_owner = THIS_MODULE, }; /* * Called from target_core_fabric_configfs.c:target_fabric_make_lun() to setup * the target port statistics groups + configfs CITs located in target_core_stat.c */ void target_stat_setup_port_default_groups(struct se_lun *lun) { struct config_group *port_stat_grp = &lun->port_stat_grps.stat_group; config_group_init_type_name(&lun->port_stat_grps.scsi_port_group, "scsi_port", &target_stat_scsi_port_cit); config_group_init_type_name(&lun->port_stat_grps.scsi_tgt_port_group, "scsi_tgt_port", &target_stat_scsi_tgt_port_cit); config_group_init_type_name(&lun->port_stat_grps.scsi_transport_group, "scsi_transport", &target_stat_scsi_transport_cit); port_stat_grp->default_groups[0] = &lun->port_stat_grps.scsi_port_group; port_stat_grp->default_groups[1] = &lun->port_stat_grps.scsi_tgt_port_group; port_stat_grp->default_groups[2] = &lun->port_stat_grps.scsi_transport_group; port_stat_grp->default_groups[3] = NULL; } /* * SCSI Authorized Initiator Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_auth_intr, se_ml_stat_grps); #define DEV_STAT_SCSI_AUTH_INTR_ATTR(_name, _mode) \ static struct target_stat_scsi_auth_intr_attribute \ target_stat_scsi_auth_intr_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_auth_intr_show_attr_##_name, \ target_stat_scsi_auth_intr_store_attr_##_name); #define DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(_name) \ static struct target_stat_scsi_auth_intr_attribute \ target_stat_scsi_auth_intr_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_auth_intr_show_attr_##_name); static ssize_t target_stat_scsi_auth_intr_show_attr_inst( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_portal_group *tpg; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } tpg = nacl->se_tpg; /* scsiInstIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(inst); static ssize_t target_stat_scsi_auth_intr_show_attr_dev( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_lun *lun; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } lun = rcu_dereference(deve->se_lun); /* scsiDeviceIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_index); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(dev); static ssize_t target_stat_scsi_auth_intr_show_attr_port( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_portal_group *tpg; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } tpg = nacl->se_tpg; /* scsiAuthIntrTgtPortIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(port); static ssize_t target_stat_scsi_auth_intr_show_attr_indx( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", nacl->acl_index); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(indx); static ssize_t target_stat_scsi_auth_intr_show_attr_dev_or_port( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrDevOrPort */ ret = snprintf(page, PAGE_SIZE, "%u\n", 1); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(dev_or_port); static ssize_t target_stat_scsi_auth_intr_show_attr_intr_name( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrName */ ret = snprintf(page, PAGE_SIZE, "%s\n", nacl->initiatorname); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(intr_name); static ssize_t target_stat_scsi_auth_intr_show_attr_map_indx( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* FIXME: scsiAuthIntrLunMapIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", 0); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(map_indx); static ssize_t target_stat_scsi_auth_intr_show_attr_att_count( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrAttachedTimes */ ret = snprintf(page, PAGE_SIZE, "%u\n", deve->attach_count); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(att_count); static ssize_t target_stat_scsi_auth_intr_show_attr_num_cmds( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrOutCommands */ ret = snprintf(page, PAGE_SIZE, "%lu\n", atomic_long_read(&deve->total_cmds)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(num_cmds); static ssize_t target_stat_scsi_auth_intr_show_attr_read_mbytes( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrReadMegaBytes */ ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(atomic_long_read(&deve->read_bytes) >> 20)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(read_mbytes); static ssize_t target_stat_scsi_auth_intr_show_attr_write_mbytes( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrWrittenMegaBytes */ ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(atomic_long_read(&deve->write_bytes) >> 20)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(write_mbytes); static ssize_t target_stat_scsi_auth_intr_show_attr_hs_num_cmds( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* FIXME: scsiAuthIntrHSOutCommands */ ret = snprintf(page, PAGE_SIZE, "%u\n", 0); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(hs_num_cmds); static ssize_t target_stat_scsi_auth_intr_show_attr_creation_time( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAuthIntrLastCreation */ ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(((u32)deve->creation_time - INITIAL_JIFFIES) * 100 / HZ)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(creation_time); static ssize_t target_stat_scsi_auth_intr_show_attr_row_status( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* FIXME: scsiAuthIntrRowStatus */ ret = snprintf(page, PAGE_SIZE, "Ready\n"); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(row_status); CONFIGFS_EATTR_OPS(target_stat_scsi_auth_intr, se_ml_stat_grps, scsi_auth_intr_group); static struct configfs_attribute *target_stat_scsi_auth_intr_attrs[] = { &target_stat_scsi_auth_intr_inst.attr, &target_stat_scsi_auth_intr_dev.attr, &target_stat_scsi_auth_intr_port.attr, &target_stat_scsi_auth_intr_indx.attr, &target_stat_scsi_auth_intr_dev_or_port.attr, &target_stat_scsi_auth_intr_intr_name.attr, &target_stat_scsi_auth_intr_map_indx.attr, &target_stat_scsi_auth_intr_att_count.attr, &target_stat_scsi_auth_intr_num_cmds.attr, &target_stat_scsi_auth_intr_read_mbytes.attr, &target_stat_scsi_auth_intr_write_mbytes.attr, &target_stat_scsi_auth_intr_hs_num_cmds.attr, &target_stat_scsi_auth_intr_creation_time.attr, &target_stat_scsi_auth_intr_row_status.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_auth_intr_attrib_ops = { .show_attribute = target_stat_scsi_auth_intr_attr_show, .store_attribute = target_stat_scsi_auth_intr_attr_store, }; static struct config_item_type target_stat_scsi_auth_intr_cit = { .ct_item_ops = &target_stat_scsi_auth_intr_attrib_ops, .ct_attrs = target_stat_scsi_auth_intr_attrs, .ct_owner = THIS_MODULE, }; /* * SCSI Attached Initiator Port Table */ CONFIGFS_EATTR_STRUCT(target_stat_scsi_att_intr_port, se_ml_stat_grps); #define DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR(_name, _mode) \ static struct target_stat_scsi_att_intr_port_attribute \ target_stat_scsi_att_intr_port_##_name = \ __CONFIGFS_EATTR(_name, _mode, \ target_stat_scsi_att_intr_port_show_attr_##_name, \ target_stat_scsi_att_intr_port_store_attr_##_name); #define DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(_name) \ static struct target_stat_scsi_att_intr_port_attribute \ target_stat_scsi_att_intr_port_##_name = \ __CONFIGFS_EATTR_RO(_name, \ target_stat_scsi_att_intr_port_show_attr_##_name); static ssize_t target_stat_scsi_att_intr_port_show_attr_inst( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_portal_group *tpg; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } tpg = nacl->se_tpg; /* scsiInstIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(inst); static ssize_t target_stat_scsi_att_intr_port_show_attr_dev( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_lun *lun; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } lun = rcu_dereference(deve->se_lun); /* scsiDeviceIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_index); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(dev); static ssize_t target_stat_scsi_att_intr_port_show_attr_port( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; struct se_portal_group *tpg; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } tpg = nacl->se_tpg; /* scsiPortIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg)); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port); static ssize_t target_stat_scsi_att_intr_port_show_attr_indx( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_session *se_sess; struct se_portal_group *tpg; ssize_t ret; spin_lock_irq(&nacl->nacl_sess_lock); se_sess = nacl->nacl_sess; if (!se_sess) { spin_unlock_irq(&nacl->nacl_sess_lock); return -ENODEV; } tpg = nacl->se_tpg; /* scsiAttIntrPortIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->sess_get_index(se_sess)); spin_unlock_irq(&nacl->nacl_sess_lock); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(indx); static ssize_t target_stat_scsi_att_intr_port_show_attr_port_auth_indx( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; ssize_t ret; rcu_read_lock(); deve = target_nacl_find_deve(nacl, lacl->mapped_lun); if (!deve) { rcu_read_unlock(); return -ENODEV; } /* scsiAttIntrPortAuthIntrIdx */ ret = snprintf(page, PAGE_SIZE, "%u\n", nacl->acl_index); rcu_read_unlock(); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port_auth_indx); static ssize_t target_stat_scsi_att_intr_port_show_attr_port_ident( struct se_ml_stat_grps *lgrps, char *page) { struct se_lun_acl *lacl = container_of(lgrps, struct se_lun_acl, ml_stat_grps); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_session *se_sess; struct se_portal_group *tpg; ssize_t ret; unsigned char buf[64]; spin_lock_irq(&nacl->nacl_sess_lock); se_sess = nacl->nacl_sess; if (!se_sess) { spin_unlock_irq(&nacl->nacl_sess_lock); return -ENODEV; } tpg = nacl->se_tpg; /* scsiAttIntrPortName+scsiAttIntrPortIdentifier */ memset(buf, 0, 64); if (tpg->se_tpg_tfo->sess_get_initiator_sid != NULL) tpg->se_tpg_tfo->sess_get_initiator_sid(se_sess, buf, 64); ret = snprintf(page, PAGE_SIZE, "%s+i+%s\n", nacl->initiatorname, buf); spin_unlock_irq(&nacl->nacl_sess_lock); return ret; } DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port_ident); CONFIGFS_EATTR_OPS(target_stat_scsi_att_intr_port, se_ml_stat_grps, scsi_att_intr_port_group); static struct configfs_attribute *target_stat_scsi_ath_intr_port_attrs[] = { &target_stat_scsi_att_intr_port_inst.attr, &target_stat_scsi_att_intr_port_dev.attr, &target_stat_scsi_att_intr_port_port.attr, &target_stat_scsi_att_intr_port_indx.attr, &target_stat_scsi_att_intr_port_port_auth_indx.attr, &target_stat_scsi_att_intr_port_port_ident.attr, NULL, }; static struct configfs_item_operations target_stat_scsi_att_intr_port_attrib_ops = { .show_attribute = target_stat_scsi_att_intr_port_attr_show, .store_attribute = target_stat_scsi_att_intr_port_attr_store, }; static struct config_item_type target_stat_scsi_att_intr_port_cit = { .ct_item_ops = &target_stat_scsi_att_intr_port_attrib_ops, .ct_attrs = target_stat_scsi_ath_intr_port_attrs, .ct_owner = THIS_MODULE, }; /* * Called from target_core_fabric_configfs.c:target_fabric_make_mappedlun() to setup * the target MappedLUN statistics groups + configfs CITs located in target_core_stat.c */ void target_stat_setup_mappedlun_default_groups(struct se_lun_acl *lacl) { struct config_group *ml_stat_grp = &lacl->ml_stat_grps.stat_group; config_group_init_type_name(&lacl->ml_stat_grps.scsi_auth_intr_group, "scsi_auth_intr", &target_stat_scsi_auth_intr_cit); config_group_init_type_name(&lacl->ml_stat_grps.scsi_att_intr_port_group, "scsi_att_intr_port", &target_stat_scsi_att_intr_port_cit); ml_stat_grp->default_groups[0] = &lacl->ml_stat_grps.scsi_auth_intr_group; ml_stat_grp->default_groups[1] = &lacl->ml_stat_grps.scsi_att_intr_port_group; ml_stat_grp->default_groups[2] = NULL; }