diff options
Diffstat (limited to 'drivers/target/target_core_configfs.c')
| -rw-r--r-- | drivers/target/target_core_configfs.c | 464 |
1 files changed, 232 insertions, 232 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 6b00810b8dcb..e56c39daeec6 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -104,12 +104,12 @@ static struct target_fabric_configfs *target_core_get_fabric( { struct target_fabric_configfs *tf; - if (!(name)) + if (!name) return NULL; mutex_lock(&g_tf_lock); list_for_each_entry(tf, &g_tf_list, tf_list) { - if (!(strcmp(tf->tf_name, name))) { + if (!strcmp(tf->tf_name, name)) { atomic_inc(&tf->tf_access_cnt); mutex_unlock(&g_tf_lock); return tf; @@ -130,7 +130,7 @@ static struct config_group *target_core_register_fabric( struct target_fabric_configfs *tf; int ret; - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> group: %p name:" + pr_debug("Target_Core_ConfigFS: REGISTER -> group: %p name:" " %s\n", group, name); /* * Ensure that TCM subsystem plugins are loaded at this point for @@ -150,7 +150,7 @@ static struct config_group *target_core_register_fabric( * registered, but simply provids auto loading logic for modules with * mkdir(2) system calls with known TCM fabric modules. */ - if (!(strncmp(name, "iscsi", 5))) { + if (!strncmp(name, "iscsi", 5)) { /* * Automatically load the LIO Target fabric module when the * following is called: @@ -159,11 +159,11 @@ static struct config_group *target_core_register_fabric( */ ret = request_module("iscsi_target_mod"); if (ret < 0) { - printk(KERN_ERR "request_module() failed for" + pr_err("request_module() failed for" " iscsi_target_mod.ko: %d\n", ret); return ERR_PTR(-EINVAL); } - } else if (!(strncmp(name, "loopback", 8))) { + } else if (!strncmp(name, "loopback", 8)) { /* * Automatically load the tcm_loop fabric module when the * following is called: @@ -172,25 +172,25 @@ static struct config_group *target_core_register_fabric( */ ret = request_module("tcm_loop"); if (ret < 0) { - printk(KERN_ERR "request_module() failed for" + pr_err("request_module() failed for" " tcm_loop.ko: %d\n", ret); return ERR_PTR(-EINVAL); } } tf = target_core_get_fabric(name); - if (!(tf)) { - printk(KERN_ERR "target_core_get_fabric() failed for %s\n", + if (!tf) { + pr_err("target_core_get_fabric() failed for %s\n", name); return ERR_PTR(-EINVAL); } - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Located fabric:" + pr_debug("Target_Core_ConfigFS: REGISTER -> Located fabric:" " %s\n", tf->tf_name); /* * On a successful target_core_get_fabric() look, the returned * struct target_fabric_configfs *tf will contain a usage reference. */ - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER tfc_wwn_cit -> %p\n", + pr_debug("Target_Core_ConfigFS: REGISTER tfc_wwn_cit -> %p\n", &TF_CIT_TMPL(tf)->tfc_wwn_cit); tf->tf_group.default_groups = tf->tf_default_groups; @@ -202,14 +202,14 @@ static struct config_group *target_core_register_fabric( config_group_init_type_name(&tf->tf_disc_group, "discovery_auth", &TF_CIT_TMPL(tf)->tfc_discovery_cit); - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Allocated Fabric:" + pr_debug("Target_Core_ConfigFS: REGISTER -> Allocated Fabric:" " %s\n", tf->tf_group.cg_item.ci_name); /* * Setup tf_ops.tf_subsys pointer for usage with configfs_depend_item() */ tf->tf_ops.tf_subsys = tf->tf_subsys; tf->tf_fabric = &tf->tf_group.cg_item; - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Set tf->tf_fabric" + pr_debug("Target_Core_ConfigFS: REGISTER -> Set tf->tf_fabric" " for %s\n", name); return &tf->tf_group; @@ -228,18 +228,18 @@ static void target_core_deregister_fabric( struct config_item *df_item; int i; - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Looking up %s in" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Looking up %s in" " tf list\n", config_item_name(item)); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> located fabric:" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> located fabric:" " %s\n", tf->tf_name); atomic_dec(&tf->tf_access_cnt); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing" " tf->tf_fabric for %s\n", tf->tf_name); tf->tf_fabric = NULL; - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing ci" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing ci" " %s\n", config_item_name(item)); tf_group = &tf->tf_group; @@ -307,17 +307,17 @@ struct target_fabric_configfs *target_fabric_configfs_init( struct target_fabric_configfs *tf; if (!(name)) { - printk(KERN_ERR "Unable to locate passed fabric name\n"); + pr_err("Unable to locate passed fabric name\n"); return ERR_PTR(-EINVAL); } if (strlen(name) >= TARGET_FABRIC_NAME_SIZE) { - printk(KERN_ERR "Passed name: %s exceeds TARGET_FABRIC" + pr_err("Passed name: %s exceeds TARGET_FABRIC" "_NAME_SIZE\n", name); return ERR_PTR(-EINVAL); } tf = kzalloc(sizeof(struct target_fabric_configfs), GFP_KERNEL); - if (!(tf)) + if (!tf) return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&tf->tf_list); @@ -336,9 +336,9 @@ struct target_fabric_configfs *target_fabric_configfs_init( list_add_tail(&tf->tf_list, &g_tf_list); mutex_unlock(&g_tf_lock); - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>" ">>>>>>>>>>>>>>\n"); - printk(KERN_INFO "Initialized struct target_fabric_configfs: %p for" + pr_debug("Initialized struct target_fabric_configfs: %p for" " %s\n", tf, tf->tf_name); return tf; } @@ -367,132 +367,132 @@ static int target_fabric_tf_ops_check( { struct target_core_fabric_ops *tfo = &tf->tf_ops; - if (!(tfo->get_fabric_name)) { - printk(KERN_ERR "Missing tfo->get_fabric_name()\n"); + if (!tfo->get_fabric_name) { + pr_err("Missing tfo->get_fabric_name()\n"); return -EINVAL; } - if (!(tfo->get_fabric_proto_ident)) { - printk(KERN_ERR "Missing tfo->get_fabric_proto_ident()\n"); + if (!tfo->get_fabric_proto_ident) { + pr_err("Missing tfo->get_fabric_proto_ident()\n"); return -EINVAL; } - if (!(tfo->tpg_get_wwn)) { - printk(KERN_ERR "Missing tfo->tpg_get_wwn()\n"); + if (!tfo->tpg_get_wwn) { + pr_err("Missing tfo->tpg_get_wwn()\n"); return -EINVAL; } - if (!(tfo->tpg_get_tag)) { - printk(KERN_ERR "Missing tfo->tpg_get_tag()\n"); + if (!tfo->tpg_get_tag) { + pr_err("Missing tfo->tpg_get_tag()\n"); return -EINVAL; } - if (!(tfo->tpg_get_default_depth)) { - printk(KERN_ERR "Missing tfo->tpg_get_default_depth()\n"); + if (!tfo->tpg_get_default_depth) { + pr_err("Missing tfo->tpg_get_default_depth()\n"); return -EINVAL; } - if (!(tfo->tpg_get_pr_transport_id)) { - printk(KERN_ERR "Missing tfo->tpg_get_pr_transport_id()\n"); + if (!tfo->tpg_get_pr_transport_id) { + pr_err("Missing tfo->tpg_get_pr_transport_id()\n"); return -EINVAL; } - if (!(tfo->tpg_get_pr_transport_id_len)) { - printk(KERN_ERR "Missing tfo->tpg_get_pr_transport_id_len()\n"); + if (!tfo->tpg_get_pr_transport_id_len) { + pr_err("Missing tfo->tpg_get_pr_transport_id_len()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode()\n"); + if (!tfo->tpg_check_demo_mode) { + pr_err("Missing tfo->tpg_check_demo_mode()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode_cache)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode_cache()\n"); + if (!tfo->tpg_check_demo_mode_cache) { + pr_err("Missing tfo->tpg_check_demo_mode_cache()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode_write_protect)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode_write_protect()\n"); + if (!tfo->tpg_check_demo_mode_write_protect) { + pr_err("Missing tfo->tpg_check_demo_mode_write_protect()\n"); return -EINVAL; } - if (!(tfo->tpg_check_prod_mode_write_protect)) { - printk(KERN_ERR "Missing tfo->tpg_check_prod_mode_write_protect()\n"); + if (!tfo->tpg_check_prod_mode_write_protect) { + pr_err("Missing tfo->tpg_check_prod_mode_write_protect()\n"); return -EINVAL; } - if (!(tfo->tpg_alloc_fabric_acl)) { - printk(KERN_ERR "Missing tfo->tpg_alloc_fabric_acl()\n"); + if (!tfo->tpg_alloc_fabric_acl) { + pr_err("Missing tfo->tpg_alloc_fabric_acl()\n"); return -EINVAL; } - if (!(tfo->tpg_release_fabric_acl)) { - printk(KERN_ERR "Missing tfo->tpg_release_fabric_acl()\n"); + if (!tfo->tpg_release_fabric_acl) { + pr_err("Missing tfo->tpg_release_fabric_acl()\n"); return -EINVAL; } - if (!(tfo->tpg_get_inst_index)) { - printk(KERN_ERR "Missing tfo->tpg_get_inst_index()\n"); + if (!tfo->tpg_get_inst_index) { + pr_err("Missing tfo->tpg_get_inst_index()\n"); return -EINVAL; } if (!tfo->release_cmd) { - printk(KERN_ERR "Missing tfo->release_cmd()\n"); + pr_err("Missing tfo->release_cmd()\n"); return -EINVAL; } - if (!(tfo->shutdown_session)) { - printk(KERN_ERR "Missing tfo->shutdown_session()\n"); + if (!tfo->shutdown_session) { + pr_err("Missing tfo->shutdown_session()\n"); return -EINVAL; } - if (!(tfo->close_session)) { - printk(KERN_ERR "Missing tfo->close_session()\n"); + if (!tfo->close_session) { + pr_err("Missing tfo->close_session()\n"); return -EINVAL; } - if (!(tfo->stop_session)) { - printk(KERN_ERR "Missing tfo->stop_session()\n"); + if (!tfo->stop_session) { + pr_err("Missing tfo->stop_session()\n"); return -EINVAL; } - if (!(tfo->fall_back_to_erl0)) { - printk(KERN_ERR "Missing tfo->fall_back_to_erl0()\n"); + if (!tfo->fall_back_to_erl0) { + pr_err("Missing tfo->fall_back_to_erl0()\n"); return -EINVAL; } - if (!(tfo->sess_logged_in)) { - printk(KERN_ERR "Missing tfo->sess_logged_in()\n"); + if (!tfo->sess_logged_in) { + pr_err("Missing tfo->sess_logged_in()\n"); return -EINVAL; } - if (!(tfo->sess_get_index)) { - printk(KERN_ERR "Missing tfo->sess_get_index()\n"); + if (!tfo->sess_get_index) { + pr_err("Missing tfo->sess_get_index()\n"); return -EINVAL; } - if (!(tfo->write_pending)) { - printk(KERN_ERR "Missing tfo->write_pending()\n"); + if (!tfo->write_pending) { + pr_err("Missing tfo->write_pending()\n"); return -EINVAL; } - if (!(tfo->write_pending_status)) { - printk(KERN_ERR "Missing tfo->write_pending_status()\n"); + if (!tfo->write_pending_status) { + pr_err("Missing tfo->write_pending_status()\n"); return -EINVAL; } - if (!(tfo->set_default_node_attributes)) { - printk(KERN_ERR "Missing tfo->set_default_node_attributes()\n"); + if (!tfo->set_default_node_attributes) { + pr_err("Missing tfo->set_default_node_attributes()\n"); return -EINVAL; } - if (!(tfo->get_task_tag)) { - printk(KERN_ERR "Missing tfo->get_task_tag()\n"); + if (!tfo->get_task_tag) { + pr_err("Missing tfo->get_task_tag()\n"); return -EINVAL; } - if (!(tfo->get_cmd_state)) { - printk(KERN_ERR "Missing tfo->get_cmd_state()\n"); + if (!tfo->get_cmd_state) { + pr_err("Missing tfo->get_cmd_state()\n"); return -EINVAL; } - if (!(tfo->queue_data_in)) { - printk(KERN_ERR "Missing tfo->queue_data_in()\n"); + if (!tfo->queue_data_in) { + pr_err("Missing tfo->queue_data_in()\n"); return -EINVAL; } - if (!(tfo->queue_status)) { - printk(KERN_ERR "Missing tfo->queue_status()\n"); + if (!tfo->queue_status) { + pr_err("Missing tfo->queue_status()\n"); return -EINVAL; } - if (!(tfo->queue_tm_rsp)) { - printk(KERN_ERR "Missing tfo->queue_tm_rsp()\n"); + if (!tfo->queue_tm_rsp) { + pr_err("Missing tfo->queue_tm_rsp()\n"); return -EINVAL; } - if (!(tfo->set_fabric_sense_len)) { - printk(KERN_ERR "Missing tfo->set_fabric_sense_len()\n"); + if (!tfo->set_fabric_sense_len) { + pr_err("Missing tfo->set_fabric_sense_len()\n"); return -EINVAL; } - if (!(tfo->get_fabric_sense_len)) { - printk(KERN_ERR "Missing tfo->get_fabric_sense_len()\n"); + if (!tfo->get_fabric_sense_len) { + pr_err("Missing tfo->get_fabric_sense_len()\n"); return -EINVAL; } - if (!(tfo->is_state_remove)) { - printk(KERN_ERR "Missing tfo->is_state_remove()\n"); + if (!tfo->is_state_remove) { + pr_err("Missing tfo->is_state_remove()\n"); return -EINVAL; } /* @@ -500,20 +500,20 @@ static int target_fabric_tf_ops_check( * tfo->fabric_make_tpg() and tfo->fabric_drop_tpg() in * target_core_fabric_configfs.c WWN+TPG group context code. */ - if (!(tfo->fabric_make_wwn)) { - printk(KERN_ERR "Missing tfo->fabric_make_wwn()\n"); + if (!tfo->fabric_make_wwn) { + pr_err("Missing tfo->fabric_make_wwn()\n"); return -EINVAL; } - if (!(tfo->fabric_drop_wwn)) { - printk(KERN_ERR "Missing tfo->fabric_drop_wwn()\n"); + if (!tfo->fabric_drop_wwn) { + pr_err("Missing tfo->fabric_drop_wwn()\n"); return -EINVAL; } - if (!(tfo->fabric_make_tpg)) { - printk(KERN_ERR "Missing tfo->fabric_make_tpg()\n"); + if (!tfo->fabric_make_tpg) { + pr_err("Missing tfo->fabric_make_tpg()\n"); return -EINVAL; } - if (!(tfo->fabric_drop_tpg)) { - printk(KERN_ERR "Missing tfo->fabric_drop_tpg()\n"); + if (!tfo->fabric_drop_tpg) { + pr_err("Missing tfo->fabric_drop_tpg()\n"); return -EINVAL; } @@ -533,13 +533,13 @@ int target_fabric_configfs_register( { int ret; - if (!(tf)) { - printk(KERN_ERR "Unable to locate target_fabric_configfs" + if (!tf) { + pr_err("Unable to locate target_fabric_configfs" " pointer\n"); return -EINVAL; } - if (!(tf->tf_subsys)) { - printk(KERN_ERR "Unable to target struct config_subsystem" + if (!tf->tf_subsys) { + pr_err("Unable to target struct config_subsystem" " pointer\n"); return -EINVAL; } @@ -547,7 +547,7 @@ int target_fabric_configfs_register( if (ret < 0) return ret; - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>" ">>>>>>>>>>\n"); return 0; } @@ -558,36 +558,36 @@ void target_fabric_configfs_deregister( { struct configfs_subsystem *su; - if (!(tf)) { - printk(KERN_ERR "Unable to locate passed target_fabric_" + if (!tf) { + pr_err("Unable to locate passed target_fabric_" "configfs\n"); return; } su = tf->tf_subsys; - if (!(su)) { - printk(KERN_ERR "Unable to locate passed tf->tf_subsys" + if (!su) { + pr_err("Unable to locate passed tf->tf_subsys" " pointer\n"); return; } - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>>>" ">>>>>>>>>>>>\n"); mutex_lock(&g_tf_lock); if (atomic_read(&tf->tf_access_cnt)) { mutex_unlock(&g_tf_lock); - printk(KERN_ERR "Non zero tf->tf_access_cnt for fabric %s\n", + pr_err("Non zero tf->tf_access_cnt for fabric %s\n", tf->tf_name); BUG(); } list_del(&tf->tf_list); mutex_unlock(&g_tf_lock); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing tf:" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing tf:" " %s\n", tf->tf_name); tf->tf_module = NULL; tf->tf_subsys = NULL; kfree(tf); - printk("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>>>>>>" ">>>>>\n"); } EXPORT_SYMBOL(target_fabric_configfs_deregister); @@ -609,7 +609,7 @@ static ssize_t target_core_dev_show_attr_##_name( \ \ spin_lock(&se_dev->se_dev_lock); \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) { \ + if (!dev) { \ spin_unlock(&se_dev->se_dev_lock); \ return -ENODEV; \ } \ @@ -633,14 +633,14 @@ static ssize_t target_core_dev_store_attr_##_name( \ \ spin_lock(&se_dev->se_dev_lock); \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) { \ + if (!dev) { \ spin_unlock(&se_dev->se_dev_lock); \ return -ENODEV; \ } \ ret = strict_strtoul(page, 0, &val); \ if (ret < 0) { \ spin_unlock(&se_dev->se_dev_lock); \ - printk(KERN_ERR "strict_strtoul() failed with" \ + pr_err("strict_strtoul() failed with" \ " ret: %d\n", ret); \ return -EINVAL; \ } \ @@ -806,7 +806,7 @@ static ssize_t target_core_dev_wwn_show_attr_vpd_unit_serial( struct se_device *dev; dev = se_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; return sprintf(page, "T10 VPD Unit Serial Number: %s\n", @@ -833,13 +833,13 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( * VPD Unit Serial Number that OS dependent multipath can depend on. */ if (su_dev->su_dev_flags & SDF_FIRMWARE_VPD_UNIT_SERIAL) { - printk(KERN_ERR "Underlying SCSI device firmware provided VPD" + pr_err("Underlying SCSI device firmware provided VPD" " Unit Serial, ignoring request\n"); return -EOPNOTSUPP; } if (strlen(page) >= INQUIRY_VPD_SERIAL_LEN) { - printk(KERN_ERR "Emulated VPD Unit Serial exceeds" + pr_err("Emulated VPD Unit Serial exceeds" " INQUIRY_VPD_SERIAL_LEN: %d\n", INQUIRY_VPD_SERIAL_LEN); return -EOVERFLOW; } @@ -850,9 +850,9 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( * could cause negative effects. */ dev = su_dev->se_dev_ptr; - if ((dev)) { + if (dev) { if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "Unable to set VPD Unit Serial while" + pr_err("Unable to set VPD Unit Serial while" " active %d $FABRIC_MOD exports exist\n", atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; @@ -870,7 +870,7 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( "%s", strstrip(buf)); su_dev->su_dev_flags |= SDF_EMULATED_VPD_UNIT_SERIAL; - printk(KERN_INFO "Target_Core_ConfigFS: Set emulated VPD Unit Serial:" + pr_debug("Target_Core_ConfigFS: Set emulated VPD Unit Serial:" " %s\n", su_dev->t10_wwn.unit_serial); return count; @@ -892,19 +892,19 @@ static ssize_t target_core_dev_wwn_show_attr_vpd_protocol_identifier( ssize_t len = 0; dev = se_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; memset(buf, 0, VPD_TMP_BUF_SIZE); spin_lock(&t10_wwn->t10_vpd_lock); list_for_each_entry(vpd, &t10_wwn->t10_vpd_list, vpd_list) { - if (!(vpd->protocol_identifier_set)) + if (!vpd->protocol_identifier_set) continue; transport_dump_vpd_proto_id(vpd, buf, VPD_TMP_BUF_SIZE); - if ((len + strlen(buf) >= PAGE_SIZE)) + if (len + strlen(buf) >= PAGE_SIZE) break; len += sprintf(page+len, "%s", buf); @@ -939,7 +939,7 @@ static ssize_t target_core_dev_wwn_show_attr_##_name( \ ssize_t len = 0; \ \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) \ + if (!dev) \ return -ENODEV; \ \ spin_lock(&t10_wwn->t10_vpd_lock); \ @@ -949,19 +949,19 @@ static ssize_t target_core_dev_wwn_show_attr_##_name( \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_assoc(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_ident_type(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_ident(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ } \ @@ -1070,7 +1070,7 @@ static ssize_t target_core_dev_pr_show_spc3_res( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { *len += sprintf(page + *len, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return *len; @@ -1096,7 +1096,7 @@ static ssize_t target_core_dev_pr_show_spc2_res( spin_lock(&dev->dev_reservation_lock); se_nacl = dev->dev_reserved_node_acl; - if (!(se_nacl)) { + if (!se_nacl) { *len += sprintf(page + *len, "No SPC-2 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return *len; @@ -1115,7 +1115,7 @@ static ssize_t target_core_dev_pr_show_attr_res_holder( { ssize_t len = 0; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; switch (su_dev->t10_pr.res_type) { @@ -1152,7 +1152,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1160,7 +1160,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1189,7 +1189,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_generation( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1216,7 +1216,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1224,7 +1224,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1263,7 +1263,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( ssize_t len = 0; int reg_count = 0, prf_isid; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1286,7 +1286,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( &i_buf[0] : "", pr_reg->pr_res_key, pr_reg->pr_res_generation); - if ((len + strlen(buf) >= PAGE_SIZE)) + if (len + strlen(buf) >= PAGE_SIZE) break; len += sprintf(page+len, "%s", buf); @@ -1294,7 +1294,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( } spin_unlock(&su_dev->t10_pr.registration_lock); - if (!(reg_count)) + if (!reg_count) len += sprintf(page+len, "None\n"); return len; @@ -1314,7 +1314,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1322,7 +1322,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1345,7 +1345,7 @@ static ssize_t target_core_dev_pr_show_attr_res_type( { ssize_t len = 0; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; switch (su_dev->t10_pr.res_type) { @@ -1376,7 +1376,7 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_active( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1395,7 +1395,7 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_metadata( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1447,14 +1447,14 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( u8 type = 0, scope; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_INFO "Unable to process APTPL metadata while" + pr_debug("Unable to process APTPL metadata while" " active fabric exports exist\n"); return -EINVAL; } @@ -1484,7 +1484,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(i_port) >= PR_APTPL_MAX_IPORT_LEN) { - printk(KERN_ERR "APTPL metadata initiator_node=" + pr_err("APTPL metadata initiator_node=" " exceeds PR_APTPL_MAX_IPORT_LEN: %d\n", PR_APTPL_MAX_IPORT_LEN); ret = -EINVAL; @@ -1498,7 +1498,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(isid) >= PR_REG_ISID_LEN) { - printk(KERN_ERR "APTPL metadata initiator_isid" + pr_err("APTPL metadata initiator_isid" "= exceeds PR_REG_ISID_LEN: %d\n", PR_REG_ISID_LEN); ret = -EINVAL; @@ -1513,7 +1513,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( } ret = strict_strtoull(arg_p, 0, &tmp_ll); if (ret < 0) { - printk(KERN_ERR "strict_strtoull() failed for" + pr_err("strict_strtoull() failed for" " sa_res_key=\n"); goto out; } @@ -1559,7 +1559,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(t_port) >= PR_APTPL_MAX_TPORT_LEN) { - printk(KERN_ERR "APTPL metadata target_node=" + pr_err("APTPL metadata target_node=" " exceeds PR_APTPL_MAX_TPORT_LEN: %d\n", PR_APTPL_MAX_TPORT_LEN); ret = -EINVAL; @@ -1583,14 +1583,14 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( } } - if (!(i_port) || !(t_port) || !(sa_res_key)) { - printk(KERN_ERR "Illegal parameters for APTPL registration\n"); + if (!i_port || !t_port || !sa_res_key) { + pr_err("Illegal parameters for APTPL registration\n"); ret = -EINVAL; goto out; } if (res_holder && !(type)) { - printk(KERN_ERR "Illegal PR type: 0x%02x for reservation" + pr_err("Illegal PR type: 0x%02x for reservation" " holder\n", type); ret = -EINVAL; goto out; @@ -1649,7 +1649,7 @@ static ssize_t target_core_show_dev_info(void *p, char *page) int bl = 0; ssize_t read_bytes = 0; - if (!(se_dev->se_dev_ptr)) + if (!se_dev->se_dev_ptr) return -ENODEV; transport_dump_dev_state(se_dev->se_dev_ptr, page, &bl); @@ -1675,8 +1675,8 @@ static ssize_t target_core_store_dev_control( struct se_hba *hba = se_dev->se_dev_hba; struct se_subsystem_api *t = hba->transport; - if (!(se_dev->se_dev_su_ptr)) { - printk(KERN_ERR "Unable to locate struct se_subsystem_dev>se" + if (!se_dev->se_dev_su_ptr) { + pr_err("Unable to locate struct se_subsystem_dev>se" "_dev_su_ptr\n"); return -EINVAL; } @@ -1712,7 +1712,7 @@ static ssize_t target_core_store_dev_alias( ssize_t read_bytes; if (count > (SE_DEV_ALIAS_LEN-1)) { - printk(KERN_ERR "alias count: %d exceeds" + pr_err("alias count: %d exceeds" " SE_DEV_ALIAS_LEN-1: %u\n", (int)count, SE_DEV_ALIAS_LEN-1); return -EINVAL; @@ -1722,7 +1722,7 @@ static ssize_t target_core_store_dev_alias( read_bytes = snprintf(&se_dev->se_dev_alias[0], SE_DEV_ALIAS_LEN, "%s", page); - printk(KERN_INFO "Target_Core_ConfigFS: %s/%s set alias: %s\n", + pr_debug("Target_Core_ConfigFS: %s/%s set alias: %s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&se_dev->se_dev_group.cg_item), se_dev->se_dev_alias); @@ -1758,7 +1758,7 @@ static ssize_t target_core_store_dev_udev_path( ssize_t read_bytes; if (count > (SE_UDEV_PATH_LEN-1)) { - printk(KERN_ERR "udev_path count: %d exceeds" + pr_err("udev_path count: %d exceeds" " SE_UDEV_PATH_LEN-1: %u\n", (int)count, SE_UDEV_PATH_LEN-1); return -EINVAL; @@ -1768,7 +1768,7 @@ static ssize_t target_core_store_dev_udev_path( read_bytes = snprintf(&se_dev->se_dev_udev_path[0], SE_UDEV_PATH_LEN, "%s", page); - printk(KERN_INFO "Target_Core_ConfigFS: %s/%s set udev_path: %s\n", + pr_debug("Target_Core_ConfigFS: %s/%s set udev_path: %s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&se_dev->se_dev_group.cg_item), se_dev->se_dev_udev_path); @@ -1796,13 +1796,13 @@ static ssize_t target_core_store_dev_enable( char *ptr; ptr = strstr(page, "1"); - if (!(ptr)) { - printk(KERN_ERR "For dev_enable ops, only valid value" + if (!ptr) { + pr_err("For dev_enable ops, only valid value" " is \"1\"\n"); return -EINVAL; } - if ((se_dev->se_dev_ptr)) { - printk(KERN_ERR "se_dev->se_dev_ptr already set for storage" + if (se_dev->se_dev_ptr) { + pr_err("se_dev->se_dev_ptr already set for storage" " object\n"); return -EEXIST; } @@ -1817,7 +1817,7 @@ static ssize_t target_core_store_dev_enable( return -EINVAL; se_dev->se_dev_ptr = dev; - printk(KERN_INFO "Target_Core_ConfigFS: Registered se_dev->se_dev_ptr:" + pr_debug("Target_Core_ConfigFS: Registered se_dev->se_dev_ptr:" " %p\n", se_dev->se_dev_ptr); return count; @@ -1841,22 +1841,22 @@ static ssize_t target_core_show_alua_lu_gp(void *p, char *page) ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) return len; lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) { - printk(KERN_ERR "NULL struct se_device->dev_alua_lu_gp_mem" + if (!lu_gp_mem) { + pr_err("NULL struct se_device->dev_alua_lu_gp_mem" " pointer\n"); return -EINVAL; } spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if ((lu_gp)) { + if (lu_gp) { lu_ci = &lu_gp->lu_gp_group.cg_item; len += sprintf(page, "LU Group Alias: %s\nLU Group ID: %hu\n", config_item_name(lu_ci), lu_gp->lu_gp_id); @@ -1880,17 +1880,17 @@ static ssize_t target_core_store_alua_lu_gp( int move = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) { - printk(KERN_WARNING "SPC3_ALUA_EMULATED not enabled for %s/%s\n", + pr_warn("SPC3_ALUA_EMULATED not enabled for %s/%s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&su_dev->se_dev_group.cg_item)); return -EINVAL; } if (count > LU_GROUP_NAME_BUF) { - printk(KERN_ERR "ALUA LU Group Alias too large!\n"); + pr_err("ALUA LU Group Alias too large!\n"); return -EINVAL; } memset(buf, 0, LU_GROUP_NAME_BUF); @@ -1906,27 +1906,27 @@ static ssize_t target_core_store_alua_lu_gp( * core_alua_get_lu_gp_by_name below(). */ lu_gp_new = core_alua_get_lu_gp_by_name(strstrip(buf)); - if (!(lu_gp_new)) + if (!lu_gp_new) return -ENODEV; } lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) { + if (!lu_gp_mem) { if (lu_gp_new) core_alua_put_lu_gp_from_name(lu_gp_new); - printk(KERN_ERR "NULL struct se_device->dev_alua_lu_gp_mem" + pr_err("NULL struct se_device->dev_alua_lu_gp_mem" " pointer\n"); return -EINVAL; } spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if ((lu_gp)) { + if (lu_gp) { /* * Clearing an existing lu_gp association, and replacing * with NULL */ - if (!(lu_gp_new)) { - printk(KERN_INFO "Target_Core_ConfigFS: Releasing %s/%s" + if (!lu_gp_new) { + pr_debug("Target_Core_ConfigFS: Releasing %s/%s" " from ALUA LU Group: core/alua/lu_gps/%s, ID:" " %hu\n", config_item_name(&hba->hba_group.cg_item), @@ -1951,7 +1951,7 @@ static ssize_t target_core_store_alua_lu_gp( __core_alua_attach_lu_gp_mem(lu_gp_mem, lu_gp_new); spin_unlock(&lu_gp_mem->lu_gp_mem_lock); - printk(KERN_INFO "Target_Core_ConfigFS: %s %s/%s to ALUA LU Group:" + pr_debug("Target_Core_ConfigFS: %s %s/%s to ALUA LU Group:" " core/alua/lu_gps/%s, ID: %hu\n", (move) ? "Moving" : "Adding", config_item_name(&hba->hba_group.cg_item), @@ -1995,7 +1995,7 @@ static void target_core_dev_release(struct config_item *item) *`echo 1 > $CONFIGFS/core/$HBA/$DEV/dev_enable` */ if (se_dev->se_dev_ptr) { - printk(KERN_INFO "Target_Core_ConfigFS: Calling se_free_" + pr_debug("Target_Core_ConfigFS: Calling se_free_" "virtual_device() for se_dev_ptr: %p\n", se_dev->se_dev_ptr); @@ -2004,14 +2004,14 @@ static void target_core_dev_release(struct config_item *item) /* * Release struct se_subsystem_dev->se_dev_su_ptr.. */ - printk(KERN_INFO "Target_Core_ConfigFS: Calling t->free_" + pr_debug("Target_Core_ConfigFS: Calling t->free_" "device() for se_dev_su_ptr: %p\n", se_dev->se_dev_su_ptr); t->free_device(se_dev->se_dev_su_ptr); } - printk(KERN_INFO "Target_Core_ConfigFS: Deallocating se_subsystem" + pr_debug("Target_Core_ConfigFS: Deallocating se_subsystem" "_dev_t: %p\n", se_dev); kfree(se_dev); } @@ -2026,7 +2026,7 @@ static ssize_t target_core_dev_show(struct config_item *item, struct target_core_configfs_attribute *tc_attr = container_of( attr, struct target_core_configfs_attribute, attr); - if (!(tc_attr->show)) + if (!tc_attr->show) return -EINVAL; return tc_attr->show(se_dev, page); @@ -2042,7 +2042,7 @@ static ssize_t target_core_dev_store(struct config_item *item, struct target_core_configfs_attribute *tc_attr = container_of( attr, struct target_core_configfs_attribute, attr); - if (!(tc_attr->store)) + if (!tc_attr->store) return -EINVAL; return tc_attr->store(se_dev, page, count); @@ -2085,7 +2085,7 @@ static ssize_t target_core_alua_lu_gp_show_attr_lu_gp_id( struct t10_alua_lu_gp *lu_gp, char *page) { - if (!(lu_gp->lu_gp_valid_id)) + if (!lu_gp->lu_gp_valid_id) return 0; return sprintf(page, "%hu\n", lu_gp->lu_gp |