1c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/******************************************************************************* 2c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger* Filename: target_core_fabric_configfs.c 3c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * 4c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * This file contains generic fabric module configfs infrastructure for 5c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * TCM v4.x code 6c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * 712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * Copyright (c) 2010,2011 Rising Tide Systems 812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * Copyright (c) 2010,2011 Linux-iSCSI.org 9c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * 1012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * Copyright (c) Nicholas A. Bellinger <nab@linux-iscsi.org> 11c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger* 12c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * This program is free software; you can redistribute it and/or modify 13c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * it under the terms of the GNU General Public License as published by 14c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * the Free Software Foundation; either version 2 of the License, or 15c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * (at your option) any later version. 16c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * 17c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * This program is distributed in the hope that it will be useful, 18c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * but WITHOUT ANY WARRANTY; without even the implied warranty of 19c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * GNU General Public License for more details. 21c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ****************************************************************************/ 22c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 23c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/module.h> 24c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/moduleparam.h> 25c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <generated/utsrelease.h> 26c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/utsname.h> 27c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/init.h> 28c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/fs.h> 29c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/namei.h> 30c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/slab.h> 31c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/types.h> 32c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/delay.h> 33c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/unistd.h> 34c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/string.h> 35c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/syscalls.h> 36c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <linux/configfs.h> 37c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 38c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <target/target_core_base.h> 39c4795fb20edf2fe2c862c8fe9f8b681edeb79ac1Christoph Hellwig#include <target/target_core_fabric.h> 40c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <target/target_core_fabric_configfs.h> 41c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <target/target_core_configfs.h> 42c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include <target/configfs_macros.h> 43c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 44e26d99aed42ec6cdc9540d19c77ac5d4dd2c5b00Christoph Hellwig#include "target_core_internal.h" 45c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include "target_core_alua.h" 46c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#include "target_core_pr.h" 47c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 48c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#define TF_CIT_SETUP(_name, _item_ops, _group_ops, _attrs) \ 49c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_setup_##_name##_cit(struct target_fabric_configfs *tf) \ 50c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ \ 51c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs_template *tfc = &tf->tf_cit_tmpl; \ 52c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item_type *cit = &tfc->tfc_##_name##_cit; \ 53c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger \ 54c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger cit->ct_item_ops = _item_ops; \ 55c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger cit->ct_group_ops = _group_ops; \ 56c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger cit->ct_attrs = _attrs; \ 57c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger cit->ct_owner = tf->tf_module; \ 586708bb27bb2703da238f21f516034263348af5beAndy Grover pr_debug("Setup generic %s\n", __stringify(_name)); \ 59c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 60c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 61c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_mappedlun_cit */ 62c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 63c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic int target_fabric_mappedlun_link( 64c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_acl_ci, 65c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_ci) 66c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 67c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_dev_entry *deve; 68c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun = container_of(to_config_group(lun_ci), 69c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun, lun_group); 70c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl *lacl = container_of(to_config_group(lun_acl_ci), 71c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl, se_lun_group); 72c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg; 73c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *nacl_ci, *tpg_ci, *tpg_ci_s, *wwn_ci, *wwn_ci_s; 74c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger int ret = 0, lun_access; 75c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 76c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Ensure that the source port exists 77c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 786708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun->lun_sep || !lun->lun_sep->sep_tpg) { 796708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Source se_lun->lun_sep or lun->lun_sep->sep" 80c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger "_tpg does not exist\n"); 81c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EINVAL; 82c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 83c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg = lun->lun_sep->sep_tpg; 84c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 85c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_ci = &lun_acl_ci->ci_parent->ci_group->cg_item; 86c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tpg_ci = &nacl_ci->ci_group->cg_item; 87c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger wwn_ci = &tpg_ci->ci_group->cg_item; 88c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tpg_ci_s = &lun_ci->ci_parent->ci_group->cg_item; 89c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger wwn_ci_s = &tpg_ci_s->ci_group->cg_item; 90c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 91c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Make sure the SymLink is going to the same $FABRIC/$WWN/tpgt_$TPGT 92c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 93c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strcmp(config_item_name(wwn_ci), config_item_name(wwn_ci_s))) { 946708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Illegal Initiator ACL SymLink outside of %s\n", 95c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_name(wwn_ci)); 96c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EINVAL; 97c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 98c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strcmp(config_item_name(tpg_ci), config_item_name(tpg_ci_s))) { 996708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Illegal Initiator ACL Symlink outside of %s" 100c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger " TPGT: %s\n", config_item_name(wwn_ci), 101c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_name(tpg_ci)); 102c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EINVAL; 103c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 104c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 105c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * If this struct se_node_acl was dynamically generated with 106c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * tpg_1/attrib/generate_node_acls=1, use the existing deve->lun_flags, 107c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * which be will write protected (READ-ONLY) when 108c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * tpg_1/attrib/demo_mode_write_protect=1 109c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 110c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger spin_lock_irq(&lacl->se_lun_nacl->device_list_lock); 111f2083241f23722207676025abbb45a301d412e69Jörn Engel deve = lacl->se_lun_nacl->device_list[lacl->mapped_lun]; 112c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (deve->lun_flags & TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) 113c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun_access = deve->lun_flags; 114c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger else 115c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun_access = 116e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover (se_tpg->se_tpg_tfo->tpg_check_prod_mode_write_protect( 117c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg)) ? TRANSPORT_LUNFLAGS_READ_ONLY : 118c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger TRANSPORT_LUNFLAGS_READ_WRITE; 119c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger spin_unlock_irq(&lacl->se_lun_nacl->device_list_lock); 120c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 121c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Determine the actual mapped LUN value user wants.. 122c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * 123c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * This value is what the SCSI Initiator actually sees the 124c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * iscsi/$IQN/$TPGT/lun/lun_* as on their SCSI Initiator Ports. 125c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 126c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ret = core_dev_add_initiator_node_lun_acl(se_tpg, lacl, 127c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun->unpacked_lun, lun_access); 128c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 129c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return (ret < 0) ? -EINVAL : 0; 130c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 131c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 132c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic int target_fabric_mappedlun_unlink( 133c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_acl_ci, 134c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_ci) 135c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 136c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun; 137c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl *lacl = container_of(to_config_group(lun_acl_ci), 138c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl, se_lun_group); 139c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *nacl = lacl->se_lun_nacl; 140f2083241f23722207676025abbb45a301d412e69Jörn Engel struct se_dev_entry *deve = nacl->device_list[lacl->mapped_lun]; 141c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg; 142c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 143c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Determine if the underlying MappedLUN has already been released.. 144c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 1456708bb27bb2703da238f21f516034263348af5beAndy Grover if (!deve->se_lun) 146c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return 0; 147c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 148c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun = container_of(to_config_group(lun_ci), struct se_lun, lun_group); 149c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg = lun->lun_sep->sep_tpg; 150c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 151c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger core_dev_del_initiator_node_lun_acl(se_tpg, lun, lacl); 152c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return 0; 153c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 154c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 155c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_STRUCT(target_fabric_mappedlun, se_lun_acl); 156c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#define TCM_MAPPEDLUN_ATTR(_name, _mode) \ 157c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct target_fabric_mappedlun_attribute target_fabric_mappedlun_##_name = \ 158c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger __CONFIGFS_EATTR(_name, _mode, \ 159c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_mappedlun_show_##_name, \ 160c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_mappedlun_store_##_name); 161c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 162c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_mappedlun_show_write_protect( 163c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl *lacl, 164c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *page) 165c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 166c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *se_nacl = lacl->se_lun_nacl; 167c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_dev_entry *deve; 168c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ssize_t len; 169c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 170c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger spin_lock_irq(&se_nacl->device_list_lock); 171f2083241f23722207676025abbb45a301d412e69Jörn Engel deve = se_nacl->device_list[lacl->mapped_lun]; 172c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger len = sprintf(page, "%d\n", 173c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger (deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY) ? 174c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1 : 0); 175c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger spin_unlock_irq(&se_nacl->device_list_lock); 176c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 177c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return len; 178c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 179c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 180c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_mappedlun_store_write_protect( 181c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl *lacl, 182c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *page, 183c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger size_t count) 184c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 185c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *se_nacl = lacl->se_lun_nacl; 186c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = se_nacl->se_tpg; 187c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger unsigned long op; 188c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 189c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strict_strtoul(page, 0, &op)) 190c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EINVAL; 191c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 192c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if ((op != 1) && (op != 0)) 193c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EINVAL; 194c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 195c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger core_update_device_list_access(lacl->mapped_lun, (op) ? 196c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger TRANSPORT_LUNFLAGS_READ_ONLY : 197c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger TRANSPORT_LUNFLAGS_READ_WRITE, 198c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lacl->se_lun_nacl); 199c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 2006708bb27bb2703da238f21f516034263348af5beAndy Grover pr_debug("%s_ConfigFS: Changed Initiator ACL: %s" 201c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger " Mapped LUN: %u Write Protect bit to %s\n", 202e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover se_tpg->se_tpg_tfo->get_fabric_name(), 203c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lacl->initiatorname, lacl->mapped_lun, (op) ? "ON" : "OFF"); 204c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 205c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return count; 206c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 207c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 208c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 209c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTCM_MAPPEDLUN_ATTR(write_protect, S_IRUGO | S_IWUSR); 210c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 211c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_mappedlun, se_lun_acl, se_lun_group); 212c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 2131f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic void target_fabric_mappedlun_release(struct config_item *item) 2141f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger{ 2151f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_lun_acl *lacl = container_of(to_config_group(item), 2161f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_lun_acl, se_lun_group); 2171f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_portal_group *se_tpg = lacl->se_lun_nacl->se_tpg; 2181f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 2191f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger core_dev_free_initiator_node_lun_acl(se_tpg, lacl); 2201f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger} 2211f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 222c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_attribute *target_fabric_mappedlun_attrs[] = { 223c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_mappedlun_write_protect.attr, 224c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger NULL, 225c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 226c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 227c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_mappedlun_item_ops = { 2281f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger .release = target_fabric_mappedlun_release, 229c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_mappedlun_attr_show, 230c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_mappedlun_attr_store, 231c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .allow_link = target_fabric_mappedlun_link, 232c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_link = target_fabric_mappedlun_unlink, 233c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 234c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 235c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_mappedlun, &target_fabric_mappedlun_item_ops, NULL, 236c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_mappedlun_attrs); 237c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 238c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_mappedlun_cit */ 239c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 24012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* Start of tfc_tpg_mappedlun_port_cit */ 24112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 24212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic struct config_group *target_core_mappedlun_stat_mkdir( 24312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *group, 24412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger const char *name) 24512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger{ 24612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return ERR_PTR(-ENOSYS); 24712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger} 24812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 24912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic void target_core_mappedlun_stat_rmdir( 25012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *group, 25112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_item *item) 25212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger{ 25312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return; 25412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger} 25512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 25612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic struct configfs_group_operations target_fabric_mappedlun_stat_group_ops = { 25712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger .make_group = target_core_mappedlun_stat_mkdir, 25812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger .drop_item = target_core_mappedlun_stat_rmdir, 25912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger}; 26012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 26112d233842987d9972957419e427987b94f7bd7b4Nicholas BellingerTF_CIT_SETUP(tpg_mappedlun_stat, NULL, &target_fabric_mappedlun_stat_group_ops, 26212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger NULL); 26312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 26412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* End of tfc_tpg_mappedlun_port_cit */ 26512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 266c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_nacl_attrib_cit */ 267c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 268c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_nacl_attrib, se_node_acl, acl_attrib_group); 269c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 270c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_nacl_attrib_item_ops = { 271c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_nacl_attrib_attr_show, 272c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_nacl_attrib_attr_store, 273c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 274c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 275c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_nacl_attrib, &target_fabric_nacl_attrib_item_ops, NULL, NULL); 276c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 277c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_nacl_attrib_cit */ 278c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 279c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_nacl_auth_cit */ 280c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 281c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_nacl_auth, se_node_acl, acl_auth_group); 282c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 283c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_nacl_auth_item_ops = { 284c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_nacl_auth_attr_show, 285c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_nacl_auth_attr_store, 286c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 287c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 288c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_nacl_auth, &target_fabric_nacl_auth_item_ops, NULL, NULL); 289c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 290c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_nacl_auth_cit */ 291c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 292c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_nacl_param_cit */ 293c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 294c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_nacl_param, se_node_acl, acl_param_group); 295c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 296c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_nacl_param_item_ops = { 297c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_nacl_param_attr_show, 298c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_nacl_param_attr_store, 299c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 300c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 301c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_nacl_param, &target_fabric_nacl_param_item_ops, NULL, NULL); 302c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 303c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_nacl_param_cit */ 304c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 305c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_nacl_base_cit */ 306c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 307c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_nacl_base, se_node_acl, acl_group); 308c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 309c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_mappedlun( 310c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 311c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 312c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 313c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *se_nacl = container_of(group, 314c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl, acl_group); 315c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = se_nacl->se_tpg; 316c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 317c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun_acl *lacl; 318c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *acl_ci; 31912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *lacl_cg = NULL, *ml_stat_grp = NULL; 320c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *buf; 321c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger unsigned long mapped_lun; 322c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger int ret = 0; 323c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 324c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger acl_ci = &group->cg_item; 3256708bb27bb2703da238f21f516034263348af5beAndy Grover if (!acl_ci) { 3266708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to locatel acl_ci\n"); 327c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return NULL; 328c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 329c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 330c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger buf = kzalloc(strlen(name) + 1, GFP_KERNEL); 3316708bb27bb2703da238f21f516034263348af5beAndy Grover if (!buf) { 3326708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to allocate memory for name buf\n"); 333c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-ENOMEM); 334c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 335c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger snprintf(buf, strlen(name) + 1, "%s", name); 336c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 337c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Make sure user is creating iscsi/$IQN/$TPGT/acls/$INITIATOR/lun_$ID. 338c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 339c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strstr(buf, "lun_") != buf) { 3406708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to locate \"lun_\" from buf: %s" 341c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger " name: %s\n", buf, name); 342c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ret = -EINVAL; 343c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger goto out; 344c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 345c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 346c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Determine the Mapped LUN value. This is what the SCSI Initiator 347c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Port will actually see. 348c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 349c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strict_strtoul(buf + 4, 0, &mapped_lun) || mapped_lun > UINT_MAX) { 350c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ret = -EINVAL; 351c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger goto out; 352c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 353c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 354c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lacl = core_dev_init_initiator_node_lun_acl(se_tpg, mapped_lun, 355c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_name(acl_ci), &ret); 3566708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lacl) { 35712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger ret = -EINVAL; 358c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger goto out; 35912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 36012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 36112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg = &lacl->se_lun_group; 36212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, 36312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger GFP_KERNEL); 36412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (!lacl_cg->default_groups) { 3656708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to allocate lacl_cg->default_groups\n"); 36612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger ret = -ENOMEM; 36712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger goto out; 36812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 369c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 370c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&lacl->se_lun_group, name, 371c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_mappedlun_cit); 37212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_group_init_type_name(&lacl->ml_stat_grps.stat_group, 37312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger "statistics", &TF_CIT_TMPL(tf)->tfc_tpg_mappedlun_stat_cit); 37412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg->default_groups[0] = &lacl->ml_stat_grps.stat_group; 37512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg->default_groups[1] = NULL; 37612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 377e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover ml_stat_grp = &lacl->ml_stat_grps.stat_group; 37812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger ml_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, 37912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger GFP_KERNEL); 38012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (!ml_stat_grp->default_groups) { 3816708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to allocate ml_stat_grp->default_groups\n"); 38212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger ret = -ENOMEM; 38312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger goto out; 38412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 38512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_stat_setup_mappedlun_default_groups(lacl); 386c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 387c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger kfree(buf); 388c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &lacl->se_lun_group; 389c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerout: 39012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (lacl_cg) 39112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(lacl_cg->default_groups); 392c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger kfree(buf); 393c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(ret); 394c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 395c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 396c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_mappedlun( 397c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 398c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 399c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 40012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_lun_acl *lacl = container_of(to_config_group(item), 40112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_lun_acl, se_lun_group); 40212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_item *df_item; 40312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *lacl_cg = NULL, *ml_stat_grp = NULL; 40412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger int i; 40512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 406e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover ml_stat_grp = &lacl->ml_stat_grps.stat_group; 40712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger for (i = 0; ml_stat_grp->default_groups[i]; i++) { 40812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger df_item = &ml_stat_grp->default_groups[i]->cg_item; 40912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger ml_stat_grp->default_groups[i] = NULL; 41012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_item_put(df_item); 41112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 41212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(ml_stat_grp->default_groups); 41312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 41412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg = &lacl->se_lun_group; 41512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger for (i = 0; lacl_cg->default_groups[i]; i++) { 41612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger df_item = &lacl_cg->default_groups[i]->cg_item; 41712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lacl_cg->default_groups[i] = NULL; 41812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_item_put(df_item); 41912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 42012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(lacl_cg->default_groups); 42112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 422c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 4231f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger} 4241f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 4251f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic void target_fabric_nacl_base_release(struct config_item *item) 4261f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger{ 4271f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_node_acl *se_nacl = container_of(to_config_group(item), 4281f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_node_acl, acl_group); 4291f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_portal_group *se_tpg = se_nacl->se_tpg; 4301f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 4311f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 4321f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger tf->tf_ops.fabric_drop_nodeacl(se_nacl); 433c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 434c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 435c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_nacl_base_item_ops = { 4361f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger .release = target_fabric_nacl_base_release, 437c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_nacl_base_attr_show, 438c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_nacl_base_attr_store, 439c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 440c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 441c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_nacl_base_group_ops = { 442c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = target_fabric_make_mappedlun, 443c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = target_fabric_drop_mappedlun, 444c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 445c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 446c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_nacl_base, &target_fabric_nacl_base_item_ops, 447c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_nacl_base_group_ops, NULL); 448c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 449c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_nacl_base_cit */ 450c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 45112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* Start of tfc_node_fabric_stats_cit */ 45212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* 45312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * This is used as a placeholder for struct se_node_acl->acl_fabric_stat_group 45412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * to allow fabrics access to ->acl_fabric_stat_group->default_groups[] 45512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger */ 45612d233842987d9972957419e427987b94f7bd7b4Nicholas BellingerTF_CIT_SETUP(tpg_nacl_stat, NULL, NULL, NULL); 45712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 45812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* End of tfc_wwn_fabric_stats_cit */ 45912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 460c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_nacl_cit */ 461c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 462c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_nodeacl( 463c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 464c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 465c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 466c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = container_of(group, 467c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group, tpg_acl_group); 468c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 469c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *se_nacl; 470c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *nacl_cg; 471c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 4726708bb27bb2703da238f21f516034263348af5beAndy Grover if (!tf->tf_ops.fabric_make_nodeacl) { 4736708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("tf->tf_ops.fabric_make_nodeacl is NULL\n"); 474c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-ENOSYS); 475c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 476c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 477c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_nacl = tf->tf_ops.fabric_make_nodeacl(se_tpg, group, name); 478c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (IS_ERR(se_nacl)) 479e1750ba20f0d850c38820190ccbf0f647723091aThomas Meyer return ERR_CAST(se_nacl); 480c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 481c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg = &se_nacl->acl_group; 482c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg->default_groups = se_nacl->acl_default_groups; 483c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg->default_groups[0] = &se_nacl->acl_attrib_group; 484c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg->default_groups[1] = &se_nacl->acl_auth_group; 485c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg->default_groups[2] = &se_nacl->acl_param_group; 48612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger nacl_cg->default_groups[3] = &se_nacl->acl_fabric_stat_group; 48712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger nacl_cg->default_groups[4] = NULL; 488c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 489c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_nacl->acl_group, name, 490c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_base_cit); 491c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_nacl->acl_attrib_group, "attrib", 492c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_attrib_cit); 493c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_nacl->acl_auth_group, "auth", 494c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_auth_cit); 495c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_nacl->acl_param_group, "param", 496c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_param_cit); 49712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_group_init_type_name(&se_nacl->acl_fabric_stat_group, 49812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger "fabric_statistics", 49912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_stat_cit); 500c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 501c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &se_nacl->acl_group; 502c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 503c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 504c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_nodeacl( 505c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 506c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 507c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 508c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl *se_nacl = container_of(to_config_group(item), 509c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_node_acl, acl_group); 510c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *df_item; 511c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *nacl_cg; 512c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger int i; 513c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 514c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg = &se_nacl->acl_group; 515c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger for (i = 0; nacl_cg->default_groups[i]; i++) { 516c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger df_item = &nacl_cg->default_groups[i]->cg_item; 517c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger nacl_cg->default_groups[i] = NULL; 518c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(df_item); 519c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 5201f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger /* 5211f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger * struct se_node_acl free is done in target_fabric_nacl_base_release() 5221f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger */ 523c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 524c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 525c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 526c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_nacl_group_ops = { 527c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = target_fabric_make_nodeacl, 528c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = target_fabric_drop_nodeacl, 529c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 530c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 531c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_nacl, NULL, &target_fabric_nacl_group_ops, NULL); 532c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 533c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_nacl_cit */ 534c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 535c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_np_base_cit */ 536c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 537c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_np_base, se_tpg_np, tpg_np_group); 538c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 5391f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic void target_fabric_np_base_release(struct config_item *item) 5401f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger{ 5411f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_tpg_np *se_tpg_np = container_of(to_config_group(item), 5421f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_tpg_np, tpg_np_group); 5431f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_portal_group *se_tpg = se_tpg_np->tpg_np_parent; 5441f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 5451f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 5461f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger tf->tf_ops.fabric_drop_np(se_tpg_np); 5471f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger} 5481f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 549c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_np_base_item_ops = { 5501f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger .release = target_fabric_np_base_release, 551c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_np_base_attr_show, 552c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_np_base_attr_store, 553c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 554c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 555c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_np_base, &target_fabric_np_base_item_ops, NULL, NULL); 556c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 557c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_np_base_cit */ 558c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 559c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_np_cit */ 560c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 561c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_np( 562c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 563c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 564c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 565c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = container_of(group, 566c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group, tpg_np_group); 567c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 568c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_tpg_np *se_tpg_np; 569c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 5706708bb27bb2703da238f21f516034263348af5beAndy Grover if (!tf->tf_ops.fabric_make_np) { 5716708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("tf->tf_ops.fabric_make_np is NULL\n"); 572c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-ENOSYS); 573c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 574c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 575c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg_np = tf->tf_ops.fabric_make_np(se_tpg, group, name); 5766708bb27bb2703da238f21f516034263348af5beAndy Grover if (!se_tpg_np || IS_ERR(se_tpg_np)) 577c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 578c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 5791f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger se_tpg_np->tpg_np_parent = se_tpg; 580c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg_np->tpg_np_group, name, 581c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_np_base_cit); 582c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 583c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &se_tpg_np->tpg_np_group; 584c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 585c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 586c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_np( 587c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 588c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 589c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 5901f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger /* 5911f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger * struct se_tpg_np is released via target_fabric_np_base_release() 5921f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger */ 593c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 594c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 595c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 596c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_np_group_ops = { 597c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = &target_fabric_make_np, 598c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = &target_fabric_drop_np, 599c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 600c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 601c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_np, NULL, &target_fabric_np_group_ops, NULL); 602c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 603c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_np_cit */ 604c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 605c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_port_cit */ 606c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 607c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_STRUCT(target_fabric_port, se_lun); 608c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#define TCM_PORT_ATTR(_name, _mode) \ 609c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct target_fabric_port_attribute target_fabric_port_##_name = \ 610c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger __CONFIGFS_EATTR(_name, _mode, \ 611c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_port_show_attr_##_name, \ 612c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_port_store_attr_##_name); 613c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 614c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger#define TCM_PORT_ATTOR_RO(_name) \ 615c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger __CONFIGFS_EATTR_RO(_name, \ 616c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_port_show_attr_##_name); 617c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 618c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 619c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * alua_tg_pt_gp 620c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 621c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_show_attr_alua_tg_pt_gp( 622c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 623c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *page) 624c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6256708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 626c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 627c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 628c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_show_tg_pt_gp_info(lun->lun_sep, page); 629c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 630c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 631c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_store_attr_alua_tg_pt_gp( 632c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 633c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *page, 634c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger size_t count) 635c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6366708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 637c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 638c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 639c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_store_tg_pt_gp_info(lun->lun_sep, page, count); 640c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 641c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 642c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTCM_PORT_ATTR(alua_tg_pt_gp, S_IRUGO | S_IWUSR); 643c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 644c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 645c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * alua_tg_pt_offline 646c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 647c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_show_attr_alua_tg_pt_offline( 648c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 649c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *page) 650c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6516708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 652c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 653c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 654c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_show_offline_bit(lun, page); 655c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 656c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 657c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_store_attr_alua_tg_pt_offline( 658c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 659c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *page, 660c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger size_t count) 661c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6626708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 663c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 664c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 665c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_store_offline_bit(lun, page, count); 666c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 667c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 668c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTCM_PORT_ATTR(alua_tg_pt_offline, S_IRUGO | S_IWUSR); 669c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 670c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 671c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * alua_tg_pt_status 672c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 673c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_show_attr_alua_tg_pt_status( 674c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 675c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *page) 676c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6776708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 678c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 679c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 680c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_show_secondary_status(lun, page); 681c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 682c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 683c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_store_attr_alua_tg_pt_status( 684c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 685c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *page, 686c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger size_t count) 687c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 6886708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 689c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 690c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 691c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_store_secondary_status(lun, page, count); 692c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 693c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 694c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTCM_PORT_ATTR(alua_tg_pt_status, S_IRUGO | S_IWUSR); 695c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 696c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 697c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * alua_tg_pt_write_md 698c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 699c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_show_attr_alua_tg_pt_write_md( 700c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 701c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger char *page) 702c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 7036708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 704c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 705c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 706c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_show_secondary_write_metadata(lun, page); 707c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 708c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 709c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic ssize_t target_fabric_port_store_attr_alua_tg_pt_write_md( 710c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun, 711c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *page, 712c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger size_t count) 713c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 7146708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun || !lun->lun_sep) 715c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -ENODEV; 716c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 717c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return core_alua_store_secondary_write_metadata(lun, page, count); 718c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 719c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 720c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTCM_PORT_ATTR(alua_tg_pt_write_md, S_IRUGO | S_IWUSR); 721c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 722c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 723c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_attribute *target_fabric_port_attrs[] = { 724c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_port_alua_tg_pt_gp.attr, 725c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_port_alua_tg_pt_offline.attr, 726c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_port_alua_tg_pt_status.attr, 727c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &target_fabric_port_alua_tg_pt_write_md.attr, 728c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger NULL, 729c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 730c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 731c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_port, se_lun, lun_group); 732c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 733c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic int target_fabric_port_link( 734c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_ci, 735c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *se_dev_ci) 736c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 737c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *tpg_ci; 738c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_device *dev; 739c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun = container_of(to_config_group(lun_ci), 740c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun, lun_group); 741c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun_p; 742c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg; 743c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_subsystem_dev *se_dev = container_of( 744c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger to_config_group(se_dev_ci), struct se_subsystem_dev, 745c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_dev_group); 746c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf; 747c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger int ret; 748c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 749c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tpg_ci = &lun_ci->ci_parent->ci_group->cg_item; 750c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg = container_of(to_config_group(tpg_ci), 751c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group, tpg_group); 752c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tf = se_tpg->se_tpg_wwn->wwn_tf; 753c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 754c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (lun->lun_se_dev != NULL) { 7556708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Port Symlink already exists\n"); 756c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return -EEXIST; 757c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 758c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 759c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger dev = se_dev->se_dev_ptr; 7606708bb27bb2703da238f21f516034263348af5beAndy Grover if (!dev) { 7616708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to locate struct se_device pointer from" 762c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger " %s\n", config_item_name(se_dev_ci)); 763c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger ret = -ENODEV; 764c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger goto out; 765c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 766c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 767c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun_p = core_dev_add_lun(se_tpg, dev->se_hba, dev, 768c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun->unpacked_lun); 7698d9efe539cf78f6a90947d47100e4a86d907750fSebastian Andrzej Siewior if (IS_ERR(lun_p)) { 7706708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("core_dev_add_lun() failed\n"); 7718d9efe539cf78f6a90947d47100e4a86d907750fSebastian Andrzej Siewior ret = PTR_ERR(lun_p); 772c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger goto out; 773c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 774c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 775c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (tf->tf_ops.fabric_post_link) { 776c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 777c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Call the optional fabric_post_link() to allow a 778c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * fabric module to setup any additional state once 779c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * core_dev_add_lun() has been called.. 780c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 781c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tf->tf_ops.fabric_post_link(se_tpg, lun); 782c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 783c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 784c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return 0; 785c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerout: 786c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ret; 787c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 788c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 789c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic int target_fabric_port_unlink( 790c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *lun_ci, 791c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *se_dev_ci) 792c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 793c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun = container_of(to_config_group(lun_ci), 794c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun, lun_group); 795c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = lun->lun_sep->sep_tpg; 796c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 797c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 798c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (tf->tf_ops.fabric_pre_unlink) { 799c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 800c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Call the optional fabric_pre_unlink() to allow a 801c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * fabric module to release any additional stat before 802c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * core_dev_del_lun() is called. 803c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 804c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tf->tf_ops.fabric_pre_unlink(se_tpg, lun); 805c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 806c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 807c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger core_dev_del_lun(se_tpg, lun->unpacked_lun); 808c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return 0; 809c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 810c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 811c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_port_item_ops = { 812c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_port_attr_show, 813c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_port_attr_store, 814c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .allow_link = target_fabric_port_link, 815c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_link = target_fabric_port_unlink, 816c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 817c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 818c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_port, &target_fabric_port_item_ops, NULL, target_fabric_port_attrs); 819c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 820c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_port_cit */ 821c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 82212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* Start of tfc_tpg_port_stat_cit */ 82312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 82412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic struct config_group *target_core_port_stat_mkdir( 82512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *group, 82612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger const char *name) 82712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger{ 82812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return ERR_PTR(-ENOSYS); 82912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger} 83012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 83112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic void target_core_port_stat_rmdir( 83212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *group, 83312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_item *item) 83412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger{ 83512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return; 83612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger} 83712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 83812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerstatic struct configfs_group_operations target_fabric_port_stat_group_ops = { 83912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger .make_group = target_core_port_stat_mkdir, 84012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger .drop_item = target_core_port_stat_rmdir, 84112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger}; 84212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 84312d233842987d9972957419e427987b94f7bd7b4Nicholas BellingerTF_CIT_SETUP(tpg_port_stat, NULL, &target_fabric_port_stat_group_ops, NULL); 84412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 84512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* End of tfc_tpg_port_stat_cit */ 84612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 847c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_lun_cit */ 848c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 849c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_lun( 850c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 851c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 852c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 853c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_lun *lun; 854c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = container_of(group, 855c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group, tpg_lun_group); 856c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; 85712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *lun_cg = NULL, *port_stat_grp = NULL; 858c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger unsigned long unpacked_lun; 85912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger int errno; 860c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 861c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strstr(name, "lun_") != name) { 8626708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to locate \'_\" in" 863c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger " \"lun_$LUN_NUMBER\"\n"); 864c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 865c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 866c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger if (strict_strtoul(name + 4, 0, &unpacked_lun) || unpacked_lun > UINT_MAX) 867c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 868c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 869c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger lun = core_get_lun_from_tpg(se_tpg, unpacked_lun); 8706708bb27bb2703da238f21f516034263348af5beAndy Grover if (!lun) 871c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 872c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 87312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg = &lun->lun_group; 87412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, 87512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger GFP_KERNEL); 87612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (!lun_cg->default_groups) { 8776708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to allocate lun_cg->default_groups\n"); 87812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return ERR_PTR(-ENOMEM); 87912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 88012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 881c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&lun->lun_group, name, 882c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_port_cit); 88312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_group_init_type_name(&lun->port_stat_grps.stat_group, 88412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger "statistics", &TF_CIT_TMPL(tf)->tfc_tpg_port_stat_cit); 88512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg->default_groups[0] = &lun->port_stat_grps.stat_group; 88612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg->default_groups[1] = NULL; 88712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 888e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover port_stat_grp = &lun->port_stat_grps.stat_group; 88912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger port_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, 89012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger GFP_KERNEL); 89112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (!port_stat_grp->default_groups) { 8926708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("Unable to allocate port_stat_grp->default_groups\n"); 89312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger errno = -ENOMEM; 89412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger goto out; 89512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 89612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_stat_setup_port_default_groups(lun); 897c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 898c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &lun->lun_group; 89912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellingerout: 90012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger if (lun_cg) 90112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(lun_cg->default_groups); 90212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger return ERR_PTR(errno); 903c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 904c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 905c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_lun( 906c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 907c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 908c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 90912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_lun *lun = container_of(to_config_group(item), 91012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_lun, lun_group); 91112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_item *df_item; 91212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *lun_cg, *port_stat_grp; 91312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger int i; 91412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 915e3d6f909ed803d92a5ac9b4a2c087e0eae9b90d0Andy Grover port_stat_grp = &lun->port_stat_grps.stat_group; 91612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger for (i = 0; port_stat_grp->default_groups[i]; i++) { 91712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger df_item = &port_stat_grp->default_groups[i]->cg_item; 91812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger port_stat_grp->default_groups[i] = NULL; 91912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_item_put(df_item); 92012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 92112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(port_stat_grp->default_groups); 92212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 92312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg = &lun->lun_group; 92412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger for (i = 0; lun_cg->default_groups[i]; i++) { 92512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger df_item = &lun_cg->default_groups[i]->cg_item; 92612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger lun_cg->default_groups[i] = NULL; 92712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_item_put(df_item); 92812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 92912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger kfree(lun_cg->default_groups); 93012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 931c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 932c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 933c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 934c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_lun_group_ops = { 935c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = &target_fabric_make_lun, 936c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = &target_fabric_drop_lun, 937c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 938c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 939c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_lun, NULL, &target_fabric_lun_group_ops, NULL); 940c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 941c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_lun_cit */ 942c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 943c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_attrib_cit */ 944c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 945c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_tpg_attrib, se_portal_group, tpg_attrib_group); 946c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 947c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_tpg_attrib_item_ops = { 948c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_tpg_attrib_attr_show, 949c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_tpg_attrib_attr_store, 950c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 951c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 952c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_attrib, &target_fabric_tpg_attrib_item_ops, NULL, NULL); 953c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 954c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_attrib_cit */ 955c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 956c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_param_cit */ 957c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 958c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_tpg_param, se_portal_group, tpg_param_group); 959c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 960c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_tpg_param_item_ops = { 961c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_tpg_param_attr_show, 962c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_tpg_param_attr_store, 963c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 964c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 965c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_param, &target_fabric_tpg_param_item_ops, NULL, NULL); 966c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 967c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_param_cit */ 968c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 969c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_base_cit */ 970c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 971c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * For use with TF_TPG_ATTR() and TF_TPG_ATTR_RO() 972c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 973c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_tpg, se_portal_group, tpg_group); 974c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 9751f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic void target_fabric_tpg_release(struct config_item *item) 9761f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger{ 9771f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_portal_group *se_tpg = container_of(to_config_group(item), 9781f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_portal_group, tpg_group); 9791f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_wwn *wwn = se_tpg->se_tpg_wwn; 9801f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct target_fabric_configfs *tf = wwn->wwn_tf; 9811f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 9821f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger tf->tf_ops.fabric_drop_tpg(se_tpg); 9831f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger} 9841f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 985c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_tpg_base_item_ops = { 9861f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger .release = target_fabric_tpg_release, 987c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_tpg_attr_show, 988c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_tpg_attr_store, 989c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 990c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 991c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(tpg_base, &target_fabric_tpg_base_item_ops, NULL, NULL); 992c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 993c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_base_cit */ 994c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 995c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_tpg_cit */ 996c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 997c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_tpg( 998c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 999c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 1000c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 1001c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_wwn *wwn = container_of(group, struct se_wwn, wwn_group); 1002c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = wwn->wwn_tf; 1003c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg; 1004c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 10056708bb27bb2703da238f21f516034263348af5beAndy Grover if (!tf->tf_ops.fabric_make_tpg) { 10066708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("tf->tf_ops.fabric_make_tpg is NULL\n"); 1007c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-ENOSYS); 1008c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 1009c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1010c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg = tf->tf_ops.fabric_make_tpg(wwn, group, name); 10116708bb27bb2703da238f21f516034263348af5beAndy Grover if (!se_tpg || IS_ERR(se_tpg)) 1012c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 1013c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 1014c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Setup default groups from pre-allocated se_tpg->tpg_default_groups 1015c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 1016c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups = se_tpg->tpg_default_groups; 1017c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[0] = &se_tpg->tpg_lun_group; 1018c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[1] = &se_tpg->tpg_np_group; 1019c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[2] = &se_tpg->tpg_acl_group; 1020c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[3] = &se_tpg->tpg_attrib_group; 1021c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[4] = &se_tpg->tpg_param_group; 1022c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger se_tpg->tpg_group.default_groups[5] = NULL; 1023c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1024c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_group, name, 1025c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_base_cit); 1026c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_lun_group, "lun", 1027c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_lun_cit); 1028c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_np_group, "np", 1029c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_np_cit); 1030c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_acl_group, "acls", 1031c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_nacl_cit); 1032c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_attrib_group, "attrib", 1033c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_attrib_cit); 1034c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&se_tpg->tpg_param_group, "param", 1035c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_param_cit); 1036c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1037c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &se_tpg->tpg_group; 1038c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 1039c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1040c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_tpg( 1041c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 1042c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 1043c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 1044c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group *se_tpg = container_of(to_config_group(item), 1045c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_portal_group, tpg_group); 1046c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *tpg_cg = &se_tpg->tpg_group; 1047c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *df_item; 1048c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger int i; 1049c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger /* 1050c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * Release default groups, but do not release tpg_cg->default_groups 1051c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * memory as it is statically allocated at se_tpg->tpg_default_groups. 1052c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 1053c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger for (i = 0; tpg_cg->default_groups[i]; i++) { 1054c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger df_item = &tpg_cg->default_groups[i]->cg_item; 1055c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tpg_cg->default_groups[i] = NULL; 1056c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(df_item); 1057c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 1058c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1059c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 1060c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 1061c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 10621f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic void target_fabric_release_wwn(struct config_item *item) 10631f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger{ 10641f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_wwn *wwn = container_of(to_config_group(item), 10651f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct se_wwn, wwn_group); 10661f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger struct target_fabric_configfs *tf = wwn->wwn_tf; 10671f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 10681f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger tf->tf_ops.fabric_drop_wwn(wwn); 10691f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger} 10701f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 10711f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellingerstatic struct configfs_item_operations target_fabric_tpg_item_ops = { 10721f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger .release = target_fabric_release_wwn, 10731f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger}; 10741f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger 1075c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_tpg_group_ops = { 1076c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = target_fabric_make_tpg, 1077c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = target_fabric_drop_tpg, 1078c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 1079c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 10801f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas BellingerTF_CIT_SETUP(tpg, &target_fabric_tpg_item_ops, &target_fabric_tpg_group_ops, 10811f6fe7cba1c0a817a8712d7fdd0ec1b4ddd4ea2fNicholas Bellinger NULL); 1082c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1083c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_tpg_cit */ 1084c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 108512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* Start of tfc_wwn_fabric_stats_cit */ 108612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* 108712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * This is used as a placeholder for struct se_wwn->fabric_stat_group 108812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * to allow fabrics access to ->fabric_stat_group->default_groups[] 108912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger */ 109012d233842987d9972957419e427987b94f7bd7b4Nicholas BellingerTF_CIT_SETUP(wwn_fabric_stats, NULL, NULL, NULL); 109112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 109212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger/* End of tfc_wwn_fabric_stats_cit */ 109312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 1094c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_wwn_cit */ 1095c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1096c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct config_group *target_fabric_make_wwn( 1097c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 1098c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger const char *name) 1099c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 1100c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs *tf = container_of(group, 1101c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct target_fabric_configfs, tf_group); 1102c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct se_wwn *wwn; 1103c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 11046708bb27bb2703da238f21f516034263348af5beAndy Grover if (!tf->tf_ops.fabric_make_wwn) { 11056708bb27bb2703da238f21f516034263348af5beAndy Grover pr_err("tf->tf_ops.fabric_make_wwn is NULL\n"); 1106c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-ENOSYS); 1107c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger } 1108c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1109c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger wwn = tf->tf_ops.fabric_make_wwn(tf, group, name); 11106708bb27bb2703da238f21f516034263348af5beAndy Grover if (!wwn || IS_ERR(wwn)) 1111c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return ERR_PTR(-EINVAL); 1112c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1113c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger wwn->wwn_tf = tf; 111412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger /* 111512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger * Setup default groups from pre-allocated wwn->wwn_default_groups 111612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger */ 111712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger wwn->wwn_group.default_groups = wwn->wwn_default_groups; 111812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger wwn->wwn_group.default_groups[0] = &wwn->fabric_stat_group; 111912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger wwn->wwn_group.default_groups[1] = NULL; 112012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 1121c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_group_init_type_name(&wwn->wwn_group, name, 1122c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_tpg_cit); 112312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_group_init_type_name(&wwn->fabric_stat_group, "fabric_statistics", 112412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger &TF_CIT_TMPL(tf)->tfc_wwn_fabric_stats_cit); 1125c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1126c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return &wwn->wwn_group; 1127c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 1128c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1129c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic void target_fabric_drop_wwn( 1130c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_group *group, 1131c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger struct config_item *item) 1132c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 113312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_wwn *wwn = container_of(to_config_group(item), 113412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct se_wwn, wwn_group); 113512d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_item *df_item; 113612d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger struct config_group *cg = &wwn->wwn_group; 113712d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger int i; 113812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 113912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger for (i = 0; cg->default_groups[i]; i++) { 114012d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger df_item = &cg->default_groups[i]->cg_item; 114112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger cg->default_groups[i] = NULL; 114212d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger config_item_put(df_item); 114312d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger } 114412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger 1145c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger config_item_put(item); 1146c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 1147c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1148c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_group_operations target_fabric_wwn_group_ops = { 1149c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .make_group = target_fabric_make_wwn, 1150c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .drop_item = target_fabric_drop_wwn, 1151c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 1152c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* 1153c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger * For use with TF_WWN_ATTR() and TF_WWN_ATTR_RO() 1154c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger */ 1155c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_wwn, target_fabric_configfs, tf_group); 1156c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1157c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_wwn_item_ops = { 1158c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_wwn_attr_show, 1159c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_wwn_attr_store, 1160c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 1161c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1162c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(wwn, &target_fabric_wwn_item_ops, &target_fabric_wwn_group_ops, NULL); 1163c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1164c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_wwn_cit */ 1165c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1166c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* Start of tfc_discovery_cit */ 1167c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1168c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerCONFIGFS_EATTR_OPS(target_fabric_discovery, target_fabric_configfs, 1169c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger tf_disc_group); 1170c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1171c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerstatic struct configfs_item_operations target_fabric_discovery_item_ops = { 1172c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .show_attribute = target_fabric_discovery_attr_show, 1173c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger .store_attribute = target_fabric_discovery_attr_store, 1174c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger}; 1175c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1176c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas BellingerTF_CIT_SETUP(discovery, &target_fabric_discovery_item_ops, NULL, NULL); 1177c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1178c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger/* End of tfc_discovery_cit */ 1179c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1180c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellingerint target_fabric_setup_cits(struct target_fabric_configfs *tf) 1181c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger{ 1182c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_discovery_cit(tf); 1183c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_wwn_cit(tf); 118412d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_fabric_setup_wwn_fabric_stats_cit(tf); 1185c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_cit(tf); 1186c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_base_cit(tf); 1187c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_port_cit(tf); 118812d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_fabric_setup_tpg_port_stat_cit(tf); 1189c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_lun_cit(tf); 1190c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_np_cit(tf); 1191c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_np_base_cit(tf); 1192c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_attrib_cit(tf); 1193c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_param_cit(tf); 1194c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_nacl_cit(tf); 1195c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_nacl_base_cit(tf); 1196c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_nacl_attrib_cit(tf); 1197c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_nacl_auth_cit(tf); 1198c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_nacl_param_cit(tf); 119912d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_fabric_setup_tpg_nacl_stat_cit(tf); 1200c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger target_fabric_setup_tpg_mappedlun_cit(tf); 120112d233842987d9972957419e427987b94f7bd7b4Nicholas Bellinger target_fabric_setup_tpg_mappedlun_stat_cit(tf); 1202c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger 1203c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger return 0; 1204c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5Nicholas Bellinger} 1205