Merge branch 'sched/urgent'
[linux-2.6/x86.git] / drivers / target / target_core_stat.c
bloba8d6e1dee938b418b9c1164ae979acb2a950fbc6
1 /*******************************************************************************
2 * Filename: target_core_stat.c
4 * Copyright (c) 2011 Rising Tide Systems
5 * Copyright (c) 2011 Linux-iSCSI.org
7 * Modern ConfigFS group context specific statistics based on original
8 * target_core_mib.c code
10 * Copyright (c) 2006-2007 SBE, Inc. All Rights Reserved.
12 * Nicholas A. Bellinger <nab@linux-iscsi.org>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 ******************************************************************************/
30 #include <linux/kernel.h>
31 #include <linux/module.h>
32 #include <linux/delay.h>
33 #include <linux/timer.h>
34 #include <linux/string.h>
35 #include <linux/version.h>
36 #include <generated/utsrelease.h>
37 #include <linux/utsname.h>
38 #include <linux/proc_fs.h>
39 #include <linux/seq_file.h>
40 #include <linux/blkdev.h>
41 #include <linux/configfs.h>
42 #include <scsi/scsi.h>
43 #include <scsi/scsi_device.h>
44 #include <scsi/scsi_host.h>
46 #include <target/target_core_base.h>
47 #include <target/target_core_transport.h>
48 #include <target/target_core_fabric_ops.h>
49 #include <target/target_core_configfs.h>
50 #include <target/configfs_macros.h>
52 #include "target_core_hba.h"
54 #ifndef INITIAL_JIFFIES
55 #define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ))
56 #endif
58 #define NONE "None"
59 #define ISPRINT(a) ((a >= ' ') && (a <= '~'))
61 #define SCSI_LU_INDEX 1
62 #define LU_COUNT 1
65 * SCSI Device Table
68 CONFIGFS_EATTR_STRUCT(target_stat_scsi_dev, se_dev_stat_grps);
69 #define DEV_STAT_SCSI_DEV_ATTR(_name, _mode) \
70 static struct target_stat_scsi_dev_attribute \
71 target_stat_scsi_dev_##_name = \
72 __CONFIGFS_EATTR(_name, _mode, \
73 target_stat_scsi_dev_show_attr_##_name, \
74 target_stat_scsi_dev_store_attr_##_name);
76 #define DEV_STAT_SCSI_DEV_ATTR_RO(_name) \
77 static struct target_stat_scsi_dev_attribute \
78 target_stat_scsi_dev_##_name = \
79 __CONFIGFS_EATTR_RO(_name, \
80 target_stat_scsi_dev_show_attr_##_name);
82 static ssize_t target_stat_scsi_dev_show_attr_inst(
83 struct se_dev_stat_grps *sgrps, char *page)
85 struct se_subsystem_dev *se_subdev = container_of(sgrps,
86 struct se_subsystem_dev, dev_stat_grps);
87 struct se_hba *hba = se_subdev->se_dev_hba;
88 struct se_device *dev = se_subdev->se_dev_ptr;
90 if (!dev)
91 return -ENODEV;
93 return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
95 DEV_STAT_SCSI_DEV_ATTR_RO(inst);
97 static ssize_t target_stat_scsi_dev_show_attr_indx(
98 struct se_dev_stat_grps *sgrps, char *page)
100 struct se_subsystem_dev *se_subdev = container_of(sgrps,
101 struct se_subsystem_dev, dev_stat_grps);
102 struct se_device *dev = se_subdev->se_dev_ptr;
104 if (!dev)
105 return -ENODEV;
107 return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index);
109 DEV_STAT_SCSI_DEV_ATTR_RO(indx);
111 static ssize_t target_stat_scsi_dev_show_attr_role(
112 struct se_dev_stat_grps *sgrps, char *page)
114 struct se_subsystem_dev *se_subdev = container_of(sgrps,
115 struct se_subsystem_dev, dev_stat_grps);
116 struct se_device *dev = se_subdev->se_dev_ptr;
118 if (!dev)
119 return -ENODEV;
121 return snprintf(page, PAGE_SIZE, "Target\n");
123 DEV_STAT_SCSI_DEV_ATTR_RO(role);
125 static ssize_t target_stat_scsi_dev_show_attr_ports(
126 struct se_dev_stat_grps *sgrps, char *page)
128 struct se_subsystem_dev *se_subdev = container_of(sgrps,
129 struct se_subsystem_dev, dev_stat_grps);
130 struct se_device *dev = se_subdev->se_dev_ptr;
132 if (!dev)
133 return -ENODEV;
135 return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_port_count);
137 DEV_STAT_SCSI_DEV_ATTR_RO(ports);
139 CONFIGFS_EATTR_OPS(target_stat_scsi_dev, se_dev_stat_grps, scsi_dev_group);
141 static struct configfs_attribute *target_stat_scsi_dev_attrs[] = {
142 &target_stat_scsi_dev_inst.attr,
143 &target_stat_scsi_dev_indx.attr,
144 &target_stat_scsi_dev_role.attr,
145 &target_stat_scsi_dev_ports.attr,
146 NULL,
149 static struct configfs_item_operations target_stat_scsi_dev_attrib_ops = {
150 .show_attribute = target_stat_scsi_dev_attr_show,
151 .store_attribute = target_stat_scsi_dev_attr_store,
154 static struct config_item_type target_stat_scsi_dev_cit = {
155 .ct_item_ops = &target_stat_scsi_dev_attrib_ops,
156 .ct_attrs = target_stat_scsi_dev_attrs,
157 .ct_owner = THIS_MODULE,
161 * SCSI Target Device Table
164 CONFIGFS_EATTR_STRUCT(target_stat_scsi_tgt_dev, se_dev_stat_grps);
165 #define DEV_STAT_SCSI_TGT_DEV_ATTR(_name, _mode) \
166 static struct target_stat_scsi_tgt_dev_attribute \
167 target_stat_scsi_tgt_dev_##_name = \
168 __CONFIGFS_EATTR(_name, _mode, \
169 target_stat_scsi_tgt_dev_show_attr_##_name, \
170 target_stat_scsi_tgt_dev_store_attr_##_name);
172 #define DEV_STAT_SCSI_TGT_DEV_ATTR_RO(_name) \
173 static struct target_stat_scsi_tgt_dev_attribute \
174 target_stat_scsi_tgt_dev_##_name = \
175 __CONFIGFS_EATTR_RO(_name, \
176 target_stat_scsi_tgt_dev_show_attr_##_name);
178 static ssize_t target_stat_scsi_tgt_dev_show_attr_inst(
179 struct se_dev_stat_grps *sgrps, char *page)
181 struct se_subsystem_dev *se_subdev = container_of(sgrps,
182 struct se_subsystem_dev, dev_stat_grps);
183 struct se_hba *hba = se_subdev->se_dev_hba;
184 struct se_device *dev = se_subdev->se_dev_ptr;
186 if (!dev)
187 return -ENODEV;
189 return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
191 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(inst);
193 static ssize_t target_stat_scsi_tgt_dev_show_attr_indx(
194 struct se_dev_stat_grps *sgrps, char *page)
196 struct se_subsystem_dev *se_subdev = container_of(sgrps,
197 struct se_subsystem_dev, dev_stat_grps);
198 struct se_device *dev = se_subdev->se_dev_ptr;
200 if (!dev)
201 return -ENODEV;
203 return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index);
205 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(indx);
207 static ssize_t target_stat_scsi_tgt_dev_show_attr_num_lus(
208 struct se_dev_stat_grps *sgrps, char *page)
210 struct se_subsystem_dev *se_subdev = container_of(sgrps,
211 struct se_subsystem_dev, dev_stat_grps);
212 struct se_device *dev = se_subdev->se_dev_ptr;
214 if (!dev)
215 return -ENODEV;
217 return snprintf(page, PAGE_SIZE, "%u\n", LU_COUNT);
219 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(num_lus);
221 static ssize_t target_stat_scsi_tgt_dev_show_attr_status(
222 struct se_dev_stat_grps *sgrps, char *page)
224 struct se_subsystem_dev *se_subdev = container_of(sgrps,
225 struct se_subsystem_dev, dev_stat_grps);
226 struct se_device *dev = se_subdev->se_dev_ptr;
227 char status[16];
229 if (!dev)
230 return -ENODEV;
232 switch (dev->dev_status) {
233 case TRANSPORT_DEVICE_ACTIVATED:
234 strcpy(status, "activated");
235 break;
236 case TRANSPORT_DEVICE_DEACTIVATED:
237 strcpy(status, "deactivated");
238 break;
239 case TRANSPORT_DEVICE_SHUTDOWN:
240 strcpy(status, "shutdown");
241 break;
242 case TRANSPORT_DEVICE_OFFLINE_ACTIVATED:
243 case TRANSPORT_DEVICE_OFFLINE_DEACTIVATED:
244 strcpy(status, "offline");
245 break;
246 default:
247 sprintf(status, "unknown(%d)", dev->dev_status);
248 break;
251 return snprintf(page, PAGE_SIZE, "%s\n", status);
253 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(status);
255 static ssize_t target_stat_scsi_tgt_dev_show_attr_non_access_lus(
256 struct se_dev_stat_grps *sgrps, char *page)
258 struct se_subsystem_dev *se_subdev = container_of(sgrps,
259 struct se_subsystem_dev, dev_stat_grps);
260 struct se_device *dev = se_subdev->se_dev_ptr;
261 int non_accessible_lus;
263 if (!dev)
264 return -ENODEV;
266 switch (dev->dev_status) {
267 case TRANSPORT_DEVICE_ACTIVATED:
268 non_accessible_lus = 0;
269 break;
270 case TRANSPORT_DEVICE_DEACTIVATED:
271 case TRANSPORT_DEVICE_SHUTDOWN:
272 case TRANSPORT_DEVICE_OFFLINE_ACTIVATED:
273 case TRANSPORT_DEVICE_OFFLINE_DEACTIVATED:
274 default:
275 non_accessible_lus = 1;
276 break;
279 return snprintf(page, PAGE_SIZE, "%u\n", non_accessible_lus);
281 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(non_access_lus);
283 static ssize_t target_stat_scsi_tgt_dev_show_attr_resets(
284 struct se_dev_stat_grps *sgrps, char *page)
286 struct se_subsystem_dev *se_subdev = container_of(sgrps,
287 struct se_subsystem_dev, dev_stat_grps);
288 struct se_device *dev = se_subdev->se_dev_ptr;
290 if (!dev)
291 return -ENODEV;
293 return snprintf(page, PAGE_SIZE, "%u\n", dev->num_resets);
295 DEV_STAT_SCSI_TGT_DEV_ATTR_RO(resets);
298 CONFIGFS_EATTR_OPS(target_stat_scsi_tgt_dev, se_dev_stat_grps, scsi_tgt_dev_group);
300 static struct configfs_attribute *target_stat_scsi_tgt_dev_attrs[] = {
301 &target_stat_scsi_tgt_dev_inst.attr,
302 &target_stat_scsi_tgt_dev_indx.attr,
303 &target_stat_scsi_tgt_dev_num_lus.attr,
304 &target_stat_scsi_tgt_dev_status.attr,
305 &target_stat_scsi_tgt_dev_non_access_lus.attr,
306 &target_stat_scsi_tgt_dev_resets.attr,
307 NULL,
310 static struct configfs_item_operations target_stat_scsi_tgt_dev_attrib_ops = {
311 .show_attribute = target_stat_scsi_tgt_dev_attr_show,
312 .store_attribute = target_stat_scsi_tgt_dev_attr_store,
315 static struct config_item_type target_stat_scsi_tgt_dev_cit = {
316 .ct_item_ops = &target_stat_scsi_tgt_dev_attrib_ops,
317 .ct_attrs = target_stat_scsi_tgt_dev_attrs,
318 .ct_owner = THIS_MODULE,
322 * SCSI Logical Unit Table
325 CONFIGFS_EATTR_STRUCT(target_stat_scsi_lu, se_dev_stat_grps);
326 #define DEV_STAT_SCSI_LU_ATTR(_name, _mode) \
327 static struct target_stat_scsi_lu_attribute target_stat_scsi_lu_##_name = \
328 __CONFIGFS_EATTR(_name, _mode, \
329 target_stat_scsi_lu_show_attr_##_name, \
330 target_stat_scsi_lu_store_attr_##_name);
332 #define DEV_STAT_SCSI_LU_ATTR_RO(_name) \
333 static struct target_stat_scsi_lu_attribute target_stat_scsi_lu_##_name = \
334 __CONFIGFS_EATTR_RO(_name, \
335 target_stat_scsi_lu_show_attr_##_name);
337 static ssize_t target_stat_scsi_lu_show_attr_inst(
338 struct se_dev_stat_grps *sgrps, char *page)
340 struct se_subsystem_dev *se_subdev = container_of(sgrps,
341 struct se_subsystem_dev, dev_stat_grps);
342 struct se_hba *hba = se_subdev->se_dev_hba;
343 struct se_device *dev = se_subdev->se_dev_ptr;
345 if (!dev)
346 return -ENODEV;
348 return snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
350 DEV_STAT_SCSI_LU_ATTR_RO(inst);
352 static ssize_t target_stat_scsi_lu_show_attr_dev(
353 struct se_dev_stat_grps *sgrps, char *page)
355 struct se_subsystem_dev *se_subdev = container_of(sgrps,
356 struct se_subsystem_dev, dev_stat_grps);
357 struct se_device *dev = se_subdev->se_dev_ptr;
359 if (!dev)
360 return -ENODEV;
362 return snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index);
364 DEV_STAT_SCSI_LU_ATTR_RO(dev);
366 static ssize_t target_stat_scsi_lu_show_attr_indx(
367 struct se_dev_stat_grps *sgrps, char *page)
369 struct se_subsystem_dev *se_subdev = container_of(sgrps,
370 struct se_subsystem_dev, dev_stat_grps);
371 struct se_device *dev = se_subdev->se_dev_ptr;
373 if (!dev)
374 return -ENODEV;
376 return snprintf(page, PAGE_SIZE, "%u\n", SCSI_LU_INDEX);
378 DEV_STAT_SCSI_LU_ATTR_RO(indx);
380 static ssize_t target_stat_scsi_lu_show_attr_lun(
381 struct se_dev_stat_grps *sgrps, char *page)
383 struct se_subsystem_dev *se_subdev = container_of(sgrps,
384 struct se_subsystem_dev, dev_stat_grps);
385 struct se_device *dev = se_subdev->se_dev_ptr;
387 if (!dev)
388 return -ENODEV;
389 /* FIXME: scsiLuDefaultLun */
390 return snprintf(page, PAGE_SIZE, "%llu\n", (unsigned long long)0);
392 DEV_STAT_SCSI_LU_ATTR_RO(lun);
394 static ssize_t target_stat_scsi_lu_show_attr_lu_name(
395 struct se_dev_stat_grps *sgrps, char *page)
397 struct se_subsystem_dev *se_subdev = container_of(sgrps,
398 struct se_subsystem_dev, dev_stat_grps);
399 struct se_device *dev = se_subdev->se_dev_ptr;
401 if (!dev)
402 return -ENODEV;
403 /* scsiLuWwnName */
404 return snprintf(page, PAGE_SIZE, "%s\n",
405 (strlen(dev->se_sub_dev->t10_wwn.unit_serial)) ?
406 dev->se_sub_dev->t10_wwn.unit_serial : "None");
408 DEV_STAT_SCSI_LU_ATTR_RO(lu_name);
410 static ssize_t target_stat_scsi_lu_show_attr_vend(
411 struct se_dev_stat_grps *sgrps, char *page)
413 struct se_subsystem_dev *se_subdev = container_of(sgrps,
414 struct se_subsystem_dev, dev_stat_grps);
415 struct se_device *dev = se_subdev->se_dev_ptr;
416 int i;
417 char str[sizeof(dev->se_sub_dev->t10_wwn.vendor)+1];
419 if (!dev)
420 return -ENODEV;
422 /* scsiLuVendorId */
423 for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.vendor); i++)
424 str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.vendor[i]) ?
425 dev->se_sub_dev->t10_wwn.vendor[i] : ' ';
426 str[i] = '\0';
427 return snprintf(page, PAGE_SIZE, "%s\n", str);
429 DEV_STAT_SCSI_LU_ATTR_RO(vend);
431 static ssize_t target_stat_scsi_lu_show_attr_prod(
432 struct se_dev_stat_grps *sgrps, char *page)
434 struct se_subsystem_dev *se_subdev = container_of(sgrps,
435 struct se_subsystem_dev, dev_stat_grps);
436 struct se_device *dev = se_subdev->se_dev_ptr;
437 int i;
438 char str[sizeof(dev->se_sub_dev->t10_wwn.model)+1];
440 if (!dev)
441 return -ENODEV;
443 /* scsiLuProductId */
444 for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.vendor); i++)
445 str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.model[i]) ?
446 dev->se_sub_dev->t10_wwn.model[i] : ' ';
447 str[i] = '\0';
448 return snprintf(page, PAGE_SIZE, "%s\n", str);
450 DEV_STAT_SCSI_LU_ATTR_RO(prod);
452 static ssize_t target_stat_scsi_lu_show_attr_rev(
453 struct se_dev_stat_grps *sgrps, char *page)
455 struct se_subsystem_dev *se_subdev = container_of(sgrps,
456 struct se_subsystem_dev, dev_stat_grps);
457 struct se_device *dev = se_subdev->se_dev_ptr;
458 int i;
459 char str[sizeof(dev->se_sub_dev->t10_wwn.revision)+1];
461 if (!dev)
462 return -ENODEV;
464 /* scsiLuRevisionId */
465 for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.revision); i++)
466 str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.revision[i]) ?
467 dev->se_sub_dev->t10_wwn.revision[i] : ' ';
468 str[i] = '\0';
469 return snprintf(page, PAGE_SIZE, "%s\n", str);
471 DEV_STAT_SCSI_LU_ATTR_RO(rev);
473 static ssize_t target_stat_scsi_lu_show_attr_dev_type(
474 struct se_dev_stat_grps *sgrps, char *page)
476 struct se_subsystem_dev *se_subdev = container_of(sgrps,
477 struct se_subsystem_dev, dev_stat_grps);
478 struct se_device *dev = se_subdev->se_dev_ptr;
480 if (!dev)
481 return -ENODEV;
483 /* scsiLuPeripheralType */
484 return snprintf(page, PAGE_SIZE, "%u\n",
485 dev->transport->get_device_type(dev));
487 DEV_STAT_SCSI_LU_ATTR_RO(dev_type);
489 static ssize_t target_stat_scsi_lu_show_attr_status(
490 struct se_dev_stat_grps *sgrps, char *page)
492 struct se_subsystem_dev *se_subdev = container_of(sgrps,
493 struct se_subsystem_dev, dev_stat_grps);
494 struct se_device *dev = se_subdev->se_dev_ptr;
496 if (!dev)
497 return -ENODEV;
499 /* scsiLuStatus */
500 return snprintf(page, PAGE_SIZE, "%s\n",
501 (dev->dev_status == TRANSPORT_DEVICE_ACTIVATED) ?
502 "available" : "notavailable");
504 DEV_STAT_SCSI_LU_ATTR_RO(status);
506 static ssize_t target_stat_scsi_lu_show_attr_state_bit(
507 struct se_dev_stat_grps *sgrps, char *page)
509 struct se_subsystem_dev *se_subdev = container_of(sgrps,
510 struct se_subsystem_dev, dev_stat_grps);
511 struct se_device *dev = se_subdev->se_dev_ptr;
513 if (!dev)
514 return -ENODEV;
516 /* scsiLuState */
517 return snprintf(page, PAGE_SIZE, "exposed\n");
519 DEV_STAT_SCSI_LU_ATTR_RO(state_bit);
521 static ssize_t target_stat_scsi_lu_show_attr_num_cmds(
522 struct se_dev_stat_grps *sgrps, char *page)
524 struct se_subsystem_dev *se_subdev = container_of(sgrps,
525 struct se_subsystem_dev, dev_stat_grps);
526 struct se_device *dev = se_subdev->se_dev_ptr;
528 if (!dev)
529 return -ENODEV;
531 /* scsiLuNumCommands */
532 return snprintf(page, PAGE_SIZE, "%llu\n",
533 (unsigned long long)dev->num_cmds);
535 DEV_STAT_SCSI_LU_ATTR_RO(num_cmds);
537 static ssize_t target_stat_scsi_lu_show_attr_read_mbytes(
538 struct se_dev_stat_grps *sgrps, char *page)
540 struct se_subsystem_dev *se_subdev = container_of(sgrps,
541 struct se_subsystem_dev, dev_stat_grps);
542 struct se_device *dev = se_subdev->se_dev_ptr;
544 if (!dev)
545 return -ENODEV;
547 /* scsiLuReadMegaBytes */
548 return snprintf(page, PAGE_SIZE, "%u\n", (u32)(dev->read_bytes >> 20));
550 DEV_STAT_SCSI_LU_ATTR_RO(read_mbytes);
552 static ssize_t target_stat_scsi_lu_show_attr_write_mbytes(
553 struct se_dev_stat_grps *sgrps, char *page)
555 struct se_subsystem_dev *se_subdev = container_of(sgrps,
556 struct se_subsystem_dev, dev_stat_grps);
557 struct se_device *dev = se_subdev->se_dev_ptr;
559 if (!dev)
560 return -ENODEV;
562 /* scsiLuWrittenMegaBytes */
563 return snprintf(page, PAGE_SIZE, "%u\n", (u32)(dev->write_bytes >> 20));
565 DEV_STAT_SCSI_LU_ATTR_RO(write_mbytes);
567 static ssize_t target_stat_scsi_lu_show_attr_resets(
568 struct se_dev_stat_grps *sgrps, char *page)
570 struct se_subsystem_dev *se_subdev = container_of(sgrps,
571 struct se_subsystem_dev, dev_stat_grps);
572 struct se_device *dev = se_subdev->se_dev_ptr;
574 if (!dev)
575 return -ENODEV;
577 /* scsiLuInResets */
578 return snprintf(page, PAGE_SIZE, "%u\n", dev->num_resets);
580 DEV_STAT_SCSI_LU_ATTR_RO(resets);
582 static ssize_t target_stat_scsi_lu_show_attr_full_stat(
583 struct se_dev_stat_grps *sgrps, char *page)
585 struct se_subsystem_dev *se_subdev = container_of(sgrps,
586 struct se_subsystem_dev, dev_stat_grps);
587 struct se_device *dev = se_subdev->se_dev_ptr;
589 if (!dev)
590 return -ENODEV;
592 /* FIXME: scsiLuOutTaskSetFullStatus */
593 return snprintf(page, PAGE_SIZE, "%u\n", 0);
595 DEV_STAT_SCSI_LU_ATTR_RO(full_stat);
597 static ssize_t target_stat_scsi_lu_show_attr_hs_num_cmds(
598 struct se_dev_stat_grps *sgrps, char *page)
600 struct se_subsystem_dev *se_subdev = container_of(sgrps,
601 struct se_subsystem_dev, dev_stat_grps);
602 struct se_device *dev = se_subdev->se_dev_ptr;
604 if (!dev)
605 return -ENODEV;
607 /* FIXME: scsiLuHSInCommands */
608 return snprintf(page, PAGE_SIZE, "%u\n", 0);
610 DEV_STAT_SCSI_LU_ATTR_RO(hs_num_cmds);
612 static ssize_t target_stat_scsi_lu_show_attr_creation_time(
613 struct se_dev_stat_grps *sgrps, char *page)
615 struct se_subsystem_dev *se_subdev = container_of(sgrps,
616 struct se_subsystem_dev, dev_stat_grps);
617 struct se_device *dev = se_subdev->se_dev_ptr;
619 if (!dev)
620 return -ENODEV;
622 /* scsiLuCreationTime */
623 return snprintf(page, PAGE_SIZE, "%u\n", (u32)(((u32)dev->creation_time -
624 INITIAL_JIFFIES) * 100 / HZ));
626 DEV_STAT_SCSI_LU_ATTR_RO(creation_time);
628 CONFIGFS_EATTR_OPS(target_stat_scsi_lu, se_dev_stat_grps, scsi_lu_group);
630 static struct configfs_attribute *target_stat_scsi_lu_attrs[] = {
631 &target_stat_scsi_lu_inst.attr,
632 &target_stat_scsi_lu_dev.attr,
633 &target_stat_scsi_lu_indx.attr,
634 &target_stat_scsi_lu_lun.attr,
635 &target_stat_scsi_lu_lu_name.attr,
636 &target_stat_scsi_lu_vend.attr,
637 &target_stat_scsi_lu_prod.attr,
638 &target_stat_scsi_lu_rev.attr,
639 &target_stat_scsi_lu_dev_type.attr,
640 &target_stat_scsi_lu_status.attr,
641 &target_stat_scsi_lu_state_bit.attr,
642 &target_stat_scsi_lu_num_cmds.attr,
643 &target_stat_scsi_lu_read_mbytes.attr,
644 &target_stat_scsi_lu_write_mbytes.attr,
645 &target_stat_scsi_lu_resets.attr,
646 &target_stat_scsi_lu_full_stat.attr,
647 &target_stat_scsi_lu_hs_num_cmds.attr,
648 &target_stat_scsi_lu_creation_time.attr,
649 NULL,
652 static struct configfs_item_operations target_stat_scsi_lu_attrib_ops = {
653 .show_attribute = target_stat_scsi_lu_attr_show,
654 .store_attribute = target_stat_scsi_lu_attr_store,
657 static struct config_item_type target_stat_scsi_lu_cit = {
658 .ct_item_ops = &target_stat_scsi_lu_attrib_ops,
659 .ct_attrs = target_stat_scsi_lu_attrs,
660 .ct_owner = THIS_MODULE,
664 * Called from target_core_configfs.c:target_core_make_subdev() to setup
665 * the target statistics groups + configfs CITs located in target_core_stat.c
667 void target_stat_setup_dev_default_groups(struct se_subsystem_dev *se_subdev)
669 struct config_group *dev_stat_grp = &se_subdev->dev_stat_grps.stat_group;
671 config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_dev_group,
672 "scsi_dev", &target_stat_scsi_dev_cit);
673 config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_tgt_dev_group,
674 "scsi_tgt_dev", &target_stat_scsi_tgt_dev_cit);
675 config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_lu_group,
676 "scsi_lu", &target_stat_scsi_lu_cit);
678 dev_stat_grp->default_groups[0] = &se_subdev->dev_stat_grps.scsi_dev_group;
679 dev_stat_grp->default_groups[1] = &se_subdev->dev_stat_grps.scsi_tgt_dev_group;
680 dev_stat_grp->default_groups[2] = &se_subdev->dev_stat_grps.scsi_lu_group;
681 dev_stat_grp->default_groups[3] = NULL;
685 * SCSI Port Table
688 CONFIGFS_EATTR_STRUCT(target_stat_scsi_port, se_port_stat_grps);
689 #define DEV_STAT_SCSI_PORT_ATTR(_name, _mode) \
690 static struct target_stat_scsi_port_attribute \
691 target_stat_scsi_port_##_name = \
692 __CONFIGFS_EATTR(_name, _mode, \
693 target_stat_scsi_port_show_attr_##_name, \
694 target_stat_scsi_port_store_attr_##_name);
696 #define DEV_STAT_SCSI_PORT_ATTR_RO(_name) \
697 static struct target_stat_scsi_port_attribute \
698 target_stat_scsi_port_##_name = \
699 __CONFIGFS_EATTR_RO(_name, \
700 target_stat_scsi_port_show_attr_##_name);
702 static ssize_t target_stat_scsi_port_show_attr_inst(
703 struct se_port_stat_grps *pgrps, char *page)
705 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
706 struct se_port *sep;
707 struct se_device *dev = lun->lun_se_dev;
708 struct se_hba *hba;
709 ssize_t ret;
711 spin_lock(&lun->lun_sep_lock);
712 sep = lun->lun_sep;
713 if (!sep) {
714 spin_unlock(&lun->lun_sep_lock);
715 return -ENODEV;
717 hba = dev->se_hba;
718 ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
719 spin_unlock(&lun->lun_sep_lock);
720 return ret;
722 DEV_STAT_SCSI_PORT_ATTR_RO(inst);
724 static ssize_t target_stat_scsi_port_show_attr_dev(
725 struct se_port_stat_grps *pgrps, char *page)
727 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
728 struct se_port *sep;
729 struct se_device *dev = lun->lun_se_dev;
730 ssize_t ret;
732 spin_lock(&lun->lun_sep_lock);
733 sep = lun->lun_sep;
734 if (!sep) {
735 spin_unlock(&lun->lun_sep_lock);
736 return -ENODEV;
738 ret = snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index);
739 spin_unlock(&lun->lun_sep_lock);
740 return ret;
742 DEV_STAT_SCSI_PORT_ATTR_RO(dev);
744 static ssize_t target_stat_scsi_port_show_attr_indx(
745 struct se_port_stat_grps *pgrps, char *page)
747 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
748 struct se_port *sep;
749 ssize_t ret;
751 spin_lock(&lun->lun_sep_lock);
752 sep = lun->lun_sep;
753 if (!sep) {
754 spin_unlock(&lun->lun_sep_lock);
755 return -ENODEV;
757 ret = snprintf(page, PAGE_SIZE, "%u\n", sep->sep_index);
758 spin_unlock(&lun->lun_sep_lock);
759 return ret;
761 DEV_STAT_SCSI_PORT_ATTR_RO(indx);
763 static ssize_t target_stat_scsi_port_show_attr_role(
764 struct se_port_stat_grps *pgrps, char *page)
766 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
767 struct se_device *dev = lun->lun_se_dev;
768 struct se_port *sep;
769 ssize_t ret;
771 if (!dev)
772 return -ENODEV;
774 spin_lock(&lun->lun_sep_lock);
775 sep = lun->lun_sep;
776 if (!sep) {
777 spin_unlock(&lun->lun_sep_lock);
778 return -ENODEV;
780 ret = snprintf(page, PAGE_SIZE, "%s%u\n", "Device", dev->dev_index);
781 spin_unlock(&lun->lun_sep_lock);
782 return ret;
784 DEV_STAT_SCSI_PORT_ATTR_RO(role);
786 static ssize_t target_stat_scsi_port_show_attr_busy_count(
787 struct se_port_stat_grps *pgrps, char *page)
789 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
790 struct se_port *sep;
791 ssize_t ret;
793 spin_lock(&lun->lun_sep_lock);
794 sep = lun->lun_sep;
795 if (!sep) {
796 spin_unlock(&lun->lun_sep_lock);
797 return -ENODEV;
799 /* FIXME: scsiPortBusyStatuses */
800 ret = snprintf(page, PAGE_SIZE, "%u\n", 0);
801 spin_unlock(&lun->lun_sep_lock);
802 return ret;
804 DEV_STAT_SCSI_PORT_ATTR_RO(busy_count);
806 CONFIGFS_EATTR_OPS(target_stat_scsi_port, se_port_stat_grps, scsi_port_group);
808 static struct configfs_attribute *target_stat_scsi_port_attrs[] = {
809 &target_stat_scsi_port_inst.attr,
810 &target_stat_scsi_port_dev.attr,
811 &target_stat_scsi_port_indx.attr,
812 &target_stat_scsi_port_role.attr,
813 &target_stat_scsi_port_busy_count.attr,
814 NULL,
817 static struct configfs_item_operations target_stat_scsi_port_attrib_ops = {
818 .show_attribute = target_stat_scsi_port_attr_show,
819 .store_attribute = target_stat_scsi_port_attr_store,
822 static struct config_item_type target_stat_scsi_port_cit = {
823 .ct_item_ops = &target_stat_scsi_port_attrib_ops,
824 .ct_attrs = target_stat_scsi_port_attrs,
825 .ct_owner = THIS_MODULE,
829 * SCSI Target Port Table
831 CONFIGFS_EATTR_STRUCT(target_stat_scsi_tgt_port, se_port_stat_grps);
832 #define DEV_STAT_SCSI_TGT_PORT_ATTR(_name, _mode) \
833 static struct target_stat_scsi_tgt_port_attribute \
834 target_stat_scsi_tgt_port_##_name = \
835 __CONFIGFS_EATTR(_name, _mode, \
836 target_stat_scsi_tgt_port_show_attr_##_name, \
837 target_stat_scsi_tgt_port_store_attr_##_name);
839 #define DEV_STAT_SCSI_TGT_PORT_ATTR_RO(_name) \
840 static struct target_stat_scsi_tgt_port_attribute \
841 target_stat_scsi_tgt_port_##_name = \
842 __CONFIGFS_EATTR_RO(_name, \
843 target_stat_scsi_tgt_port_show_attr_##_name);
845 static ssize_t target_stat_scsi_tgt_port_show_attr_inst(
846 struct se_port_stat_grps *pgrps, char *page)
848 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
849 struct se_device *dev = lun->lun_se_dev;
850 struct se_port *sep;
851 struct se_hba *hba;
852 ssize_t ret;
854 spin_lock(&lun->lun_sep_lock);
855 sep = lun->lun_sep;
856 if (!sep) {
857 spin_unlock(&lun->lun_sep_lock);
858 return -ENODEV;
860 hba = dev->se_hba;
861 ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
862 spin_unlock(&lun->lun_sep_lock);
863 return ret;
865 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(inst);
867 static ssize_t target_stat_scsi_tgt_port_show_attr_dev(
868 struct se_port_stat_grps *pgrps, char *page)
870 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
871 struct se_device *dev = lun->lun_se_dev;
872 struct se_port *sep;
873 ssize_t ret;
875 spin_lock(&lun->lun_sep_lock);
876 sep = lun->lun_sep;
877 if (!sep) {
878 spin_unlock(&lun->lun_sep_lock);
879 return -ENODEV;
881 ret = snprintf(page, PAGE_SIZE, "%u\n", dev->dev_index);
882 spin_unlock(&lun->lun_sep_lock);
883 return ret;
885 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(dev);
887 static ssize_t target_stat_scsi_tgt_port_show_attr_indx(
888 struct se_port_stat_grps *pgrps, char *page)
890 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
891 struct se_port *sep;
892 ssize_t ret;
894 spin_lock(&lun->lun_sep_lock);
895 sep = lun->lun_sep;
896 if (!sep) {
897 spin_unlock(&lun->lun_sep_lock);
898 return -ENODEV;
900 ret = snprintf(page, PAGE_SIZE, "%u\n", sep->sep_index);
901 spin_unlock(&lun->lun_sep_lock);
902 return ret;
904 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(indx);
906 static ssize_t target_stat_scsi_tgt_port_show_attr_name(
907 struct se_port_stat_grps *pgrps, char *page)
909 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
910 struct se_port *sep;
911 struct se_portal_group *tpg;
912 ssize_t ret;
914 spin_lock(&lun->lun_sep_lock);
915 sep = lun->lun_sep;
916 if (!sep) {
917 spin_unlock(&lun->lun_sep_lock);
918 return -ENODEV;
920 tpg = sep->sep_tpg;
922 ret = snprintf(page, PAGE_SIZE, "%sPort#%u\n",
923 tpg->se_tpg_tfo->get_fabric_name(), sep->sep_index);
924 spin_unlock(&lun->lun_sep_lock);
925 return ret;
927 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(name);
929 static ssize_t target_stat_scsi_tgt_port_show_attr_port_index(
930 struct se_port_stat_grps *pgrps, char *page)
932 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
933 struct se_port *sep;
934 struct se_portal_group *tpg;
935 ssize_t ret;
937 spin_lock(&lun->lun_sep_lock);
938 sep = lun->lun_sep;
939 if (!sep) {
940 spin_unlock(&lun->lun_sep_lock);
941 return -ENODEV;
943 tpg = sep->sep_tpg;
945 ret = snprintf(page, PAGE_SIZE, "%s%s%d\n",
946 tpg->se_tpg_tfo->tpg_get_wwn(tpg), "+t+",
947 tpg->se_tpg_tfo->tpg_get_tag(tpg));
948 spin_unlock(&lun->lun_sep_lock);
949 return ret;
951 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(port_index);
953 static ssize_t target_stat_scsi_tgt_port_show_attr_in_cmds(
954 struct se_port_stat_grps *pgrps, char *page)
956 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
957 struct se_port *sep;
958 struct se_portal_group *tpg;
959 ssize_t ret;
961 spin_lock(&lun->lun_sep_lock);
962 sep = lun->lun_sep;
963 if (!sep) {
964 spin_unlock(&lun->lun_sep_lock);
965 return -ENODEV;
967 tpg = sep->sep_tpg;
969 ret = snprintf(page, PAGE_SIZE, "%llu\n", sep->sep_stats.cmd_pdus);
970 spin_unlock(&lun->lun_sep_lock);
971 return ret;
973 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(in_cmds);
975 static ssize_t target_stat_scsi_tgt_port_show_attr_write_mbytes(
976 struct se_port_stat_grps *pgrps, char *page)
978 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
979 struct se_port *sep;
980 struct se_portal_group *tpg;
981 ssize_t ret;
983 spin_lock(&lun->lun_sep_lock);
984 sep = lun->lun_sep;
985 if (!sep) {
986 spin_unlock(&lun->lun_sep_lock);
987 return -ENODEV;
989 tpg = sep->sep_tpg;
991 ret = snprintf(page, PAGE_SIZE, "%u\n",
992 (u32)(sep->sep_stats.rx_data_octets >> 20));
993 spin_unlock(&lun->lun_sep_lock);
994 return ret;
996 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(write_mbytes);
998 static ssize_t target_stat_scsi_tgt_port_show_attr_read_mbytes(
999 struct se_port_stat_grps *pgrps, char *page)
1001 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1002 struct se_port *sep;
1003 struct se_portal_group *tpg;
1004 ssize_t ret;
1006 spin_lock(&lun->lun_sep_lock);
1007 sep = lun->lun_sep;
1008 if (!sep) {
1009 spin_unlock(&lun->lun_sep_lock);
1010 return -ENODEV;
1012 tpg = sep->sep_tpg;
1014 ret = snprintf(page, PAGE_SIZE, "%u\n",
1015 (u32)(sep->sep_stats.tx_data_octets >> 20));
1016 spin_unlock(&lun->lun_sep_lock);
1017 return ret;
1019 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(read_mbytes);
1021 static ssize_t target_stat_scsi_tgt_port_show_attr_hs_in_cmds(
1022 struct se_port_stat_grps *pgrps, char *page)
1024 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1025 struct se_port *sep;
1026 struct se_portal_group *tpg;
1027 ssize_t ret;
1029 spin_lock(&lun->lun_sep_lock);
1030 sep = lun->lun_sep;
1031 if (!sep) {
1032 spin_unlock(&lun->lun_sep_lock);
1033 return -ENODEV;
1035 tpg = sep->sep_tpg;
1037 /* FIXME: scsiTgtPortHsInCommands */
1038 ret = snprintf(page, PAGE_SIZE, "%u\n", 0);
1039 spin_unlock(&lun->lun_sep_lock);
1040 return ret;
1042 DEV_STAT_SCSI_TGT_PORT_ATTR_RO(hs_in_cmds);
1044 CONFIGFS_EATTR_OPS(target_stat_scsi_tgt_port, se_port_stat_grps,
1045 scsi_tgt_port_group);
1047 static struct configfs_attribute *target_stat_scsi_tgt_port_attrs[] = {
1048 &target_stat_scsi_tgt_port_inst.attr,
1049 &target_stat_scsi_tgt_port_dev.attr,
1050 &target_stat_scsi_tgt_port_indx.attr,
1051 &target_stat_scsi_tgt_port_name.attr,
1052 &target_stat_scsi_tgt_port_port_index.attr,
1053 &target_stat_scsi_tgt_port_in_cmds.attr,
1054 &target_stat_scsi_tgt_port_write_mbytes.attr,
1055 &target_stat_scsi_tgt_port_read_mbytes.attr,
1056 &target_stat_scsi_tgt_port_hs_in_cmds.attr,
1057 NULL,
1060 static struct configfs_item_operations target_stat_scsi_tgt_port_attrib_ops = {
1061 .show_attribute = target_stat_scsi_tgt_port_attr_show,
1062 .store_attribute = target_stat_scsi_tgt_port_attr_store,
1065 static struct config_item_type target_stat_scsi_tgt_port_cit = {
1066 .ct_item_ops = &target_stat_scsi_tgt_port_attrib_ops,
1067 .ct_attrs = target_stat_scsi_tgt_port_attrs,
1068 .ct_owner = THIS_MODULE,
1072 * SCSI Transport Table
1073 o */
1075 CONFIGFS_EATTR_STRUCT(target_stat_scsi_transport, se_port_stat_grps);
1076 #define DEV_STAT_SCSI_TRANSPORT_ATTR(_name, _mode) \
1077 static struct target_stat_scsi_transport_attribute \
1078 target_stat_scsi_transport_##_name = \
1079 __CONFIGFS_EATTR(_name, _mode, \
1080 target_stat_scsi_transport_show_attr_##_name, \
1081 target_stat_scsi_transport_store_attr_##_name);
1083 #define DEV_STAT_SCSI_TRANSPORT_ATTR_RO(_name) \
1084 static struct target_stat_scsi_transport_attribute \
1085 target_stat_scsi_transport_##_name = \
1086 __CONFIGFS_EATTR_RO(_name, \
1087 target_stat_scsi_transport_show_attr_##_name);
1089 static ssize_t target_stat_scsi_transport_show_attr_inst(
1090 struct se_port_stat_grps *pgrps, char *page)
1092 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1093 struct se_device *dev = lun->lun_se_dev;
1094 struct se_port *sep;
1095 struct se_hba *hba;
1096 ssize_t ret;
1098 spin_lock(&lun->lun_sep_lock);
1099 sep = lun->lun_sep;
1100 if (!sep) {
1101 spin_unlock(&lun->lun_sep_lock);
1102 return -ENODEV;
1105 hba = dev->se_hba;
1106 ret = snprintf(page, PAGE_SIZE, "%u\n", hba->hba_index);
1107 spin_unlock(&lun->lun_sep_lock);
1108 return ret;
1110 DEV_STAT_SCSI_TRANSPORT_ATTR_RO(inst);
1112 static ssize_t target_stat_scsi_transport_show_attr_device(
1113 struct se_port_stat_grps *pgrps, char *page)
1115 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1116 struct se_port *sep;
1117 struct se_portal_group *tpg;
1118 ssize_t ret;
1120 spin_lock(&lun->lun_sep_lock);
1121 sep = lun->lun_sep;
1122 if (!sep) {
1123 spin_unlock(&lun->lun_sep_lock);
1124 return -ENODEV;
1126 tpg = sep->sep_tpg;
1127 /* scsiTransportType */
1128 ret = snprintf(page, PAGE_SIZE, "scsiTransport%s\n",
1129 tpg->se_tpg_tfo->get_fabric_name());
1130 spin_unlock(&lun->lun_sep_lock);
1131 return ret;
1133 DEV_STAT_SCSI_TRANSPORT_ATTR_RO(device);
1135 static ssize_t target_stat_scsi_transport_show_attr_indx(
1136 struct se_port_stat_grps *pgrps, char *page)
1138 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1139 struct se_port *sep;
1140 struct se_portal_group *tpg;
1141 ssize_t ret;
1143 spin_lock(&lun->lun_sep_lock);
1144 sep = lun->lun_sep;
1145 if (!sep) {
1146 spin_unlock(&lun->lun_sep_lock);
1147 return -ENODEV;
1149 tpg = sep->sep_tpg;
1150 ret = snprintf(page, PAGE_SIZE, "%u\n",
1151 tpg->se_tpg_tfo->tpg_get_inst_index(tpg));
1152 spin_unlock(&lun->lun_sep_lock);
1153 return ret;
1155 DEV_STAT_SCSI_TRANSPORT_ATTR_RO(indx);
1157 static ssize_t target_stat_scsi_transport_show_attr_dev_name(
1158 struct se_port_stat_grps *pgrps, char *page)
1160 struct se_lun *lun = container_of(pgrps, struct se_lun, port_stat_grps);
1161 struct se_device *dev = lun->lun_se_dev;
1162 struct se_port *sep;
1163 struct se_portal_group *tpg;
1164 struct t10_wwn *wwn;
1165 ssize_t ret;
1167 spin_lock(&lun->lun_sep_lock);
1168 sep = lun->lun_sep;
1169 if (!sep) {
1170 spin_unlock(&lun->lun_sep_lock);
1171 return -ENODEV;
1173 tpg = sep->sep_tpg;
1174 wwn = &dev->se_sub_dev->t10_wwn;
1175 /* scsiTransportDevName */
1176 ret = snprintf(page, PAGE_SIZE, "%s+%s\n",
1177 tpg->se_tpg_tfo->tpg_get_wwn(tpg),
1178 (strlen(wwn->unit_serial)) ? wwn->unit_serial :
1179 wwn->vendor);
1180 spin_unlock(&lun->lun_sep_lock);
1181 return ret;
1183 DEV_STAT_SCSI_TRANSPORT_ATTR_RO(dev_name);
1185 CONFIGFS_EATTR_OPS(target_stat_scsi_transport, se_port_stat_grps,
1186 scsi_transport_group);
1188 static struct configfs_attribute *target_stat_scsi_transport_attrs[] = {
1189 &target_stat_scsi_transport_inst.attr,
1190 &target_stat_scsi_transport_device.attr,
1191 &target_stat_scsi_transport_indx.attr,
1192 &target_stat_scsi_transport_dev_name.attr,
1193 NULL,
1196 static struct configfs_item_operations target_stat_scsi_transport_attrib_ops = {
1197 .show_attribute = target_stat_scsi_transport_attr_show,
1198 .store_attribute = target_stat_scsi_transport_attr_store,
1201 static struct config_item_type target_stat_scsi_transport_cit = {
1202 .ct_item_ops = &target_stat_scsi_transport_attrib_ops,
1203 .ct_attrs = target_stat_scsi_transport_attrs,
1204 .ct_owner = THIS_MODULE,
1208 * Called from target_core_fabric_configfs.c:target_fabric_make_lun() to setup
1209 * the target port statistics groups + configfs CITs located in target_core_stat.c
1211 void target_stat_setup_port_default_groups(struct se_lun *lun)
1213 struct config_group *port_stat_grp = &lun->port_stat_grps.stat_group;
1215 config_group_init_type_name(&lun->port_stat_grps.scsi_port_group,
1216 "scsi_port", &target_stat_scsi_port_cit);
1217 config_group_init_type_name(&lun->port_stat_grps.scsi_tgt_port_group,
1218 "scsi_tgt_port", &target_stat_scsi_tgt_port_cit);
1219 config_group_init_type_name(&lun->port_stat_grps.scsi_transport_group,
1220 "scsi_transport", &target_stat_scsi_transport_cit);
1222 port_stat_grp->default_groups[0] = &lun->port_stat_grps.scsi_port_group;
1223 port_stat_grp->default_groups[1] = &lun->port_stat_grps.scsi_tgt_port_group;
1224 port_stat_grp->default_groups[2] = &lun->port_stat_grps.scsi_transport_group;
1225 port_stat_grp->default_groups[3] = NULL;
1229 * SCSI Authorized Initiator Table
1232 CONFIGFS_EATTR_STRUCT(target_stat_scsi_auth_intr, se_ml_stat_grps);
1233 #define DEV_STAT_SCSI_AUTH_INTR_ATTR(_name, _mode) \
1234 static struct target_stat_scsi_auth_intr_attribute \
1235 target_stat_scsi_auth_intr_##_name = \
1236 __CONFIGFS_EATTR(_name, _mode, \
1237 target_stat_scsi_auth_intr_show_attr_##_name, \
1238 target_stat_scsi_auth_intr_store_attr_##_name);
1240 #define DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(_name) \
1241 static struct target_stat_scsi_auth_intr_attribute \
1242 target_stat_scsi_auth_intr_##_name = \
1243 __CONFIGFS_EATTR_RO(_name, \
1244 target_stat_scsi_auth_intr_show_attr_##_name);
1246 static ssize_t target_stat_scsi_auth_intr_show_attr_inst(
1247 struct se_ml_stat_grps *lgrps, char *page)
1249 struct se_lun_acl *lacl = container_of(lgrps,
1250 struct se_lun_acl, ml_stat_grps);
1251 struct se_node_acl *nacl = lacl->se_lun_nacl;
1252 struct se_dev_entry *deve;
1253 struct se_portal_group *tpg;
1254 ssize_t ret;
1256 spin_lock_irq(&nacl->device_list_lock);
1257 deve = &nacl->device_list[lacl->mapped_lun];
1258 if (!deve->se_lun || !deve->se_lun_acl) {
1259 spin_unlock_irq(&nacl->device_list_lock);
1260 return -ENODEV;
1262 tpg = nacl->se_tpg;
1263 /* scsiInstIndex */
1264 ret = snprintf(page, PAGE_SIZE, "%u\n",
1265 tpg->se_tpg_tfo->tpg_get_inst_index(tpg));
1266 spin_unlock_irq(&nacl->device_list_lock);
1267 return ret;
1269 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(inst);
1271 static ssize_t target_stat_scsi_auth_intr_show_attr_dev(
1272 struct se_ml_stat_grps *lgrps, char *page)
1274 struct se_lun_acl *lacl = container_of(lgrps,
1275 struct se_lun_acl, ml_stat_grps);
1276 struct se_node_acl *nacl = lacl->se_lun_nacl;
1277 struct se_dev_entry *deve;
1278 struct se_lun *lun;
1279 struct se_portal_group *tpg;
1280 ssize_t ret;
1282 spin_lock_irq(&nacl->device_list_lock);
1283 deve = &nacl->device_list[lacl->mapped_lun];
1284 if (!deve->se_lun || !deve->se_lun_acl) {
1285 spin_unlock_irq(&nacl->device_list_lock);
1286 return -ENODEV;
1288 tpg = nacl->se_tpg;
1289 lun = deve->se_lun;
1290 /* scsiDeviceIndex */
1291 ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_se_dev->dev_index);
1292 spin_unlock_irq(&nacl->device_list_lock);
1293 return ret;
1295 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(dev);
1297 static ssize_t target_stat_scsi_auth_intr_show_attr_port(
1298 struct se_ml_stat_grps *lgrps, char *page)
1300 struct se_lun_acl *lacl = container_of(lgrps,
1301 struct se_lun_acl, ml_stat_grps);
1302 struct se_node_acl *nacl = lacl->se_lun_nacl;
1303 struct se_dev_entry *deve;
1304 struct se_portal_group *tpg;
1305 ssize_t ret;
1307 spin_lock_irq(&nacl->device_list_lock);
1308 deve = &nacl->device_list[lacl->mapped_lun];
1309 if (!deve->se_lun || !deve->se_lun_acl) {
1310 spin_unlock_irq(&nacl->device_list_lock);
1311 return -ENODEV;
1313 tpg = nacl->se_tpg;
1314 /* scsiAuthIntrTgtPortIndex */
1315 ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg));
1316 spin_unlock_irq(&nacl->device_list_lock);
1317 return ret;
1319 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(port);
1321 static ssize_t target_stat_scsi_auth_intr_show_attr_indx(
1322 struct se_ml_stat_grps *lgrps, char *page)
1324 struct se_lun_acl *lacl = container_of(lgrps,
1325 struct se_lun_acl, ml_stat_grps);
1326 struct se_node_acl *nacl = lacl->se_lun_nacl;
1327 struct se_dev_entry *deve;
1328 ssize_t ret;
1330 spin_lock_irq(&nacl->device_list_lock);
1331 deve = &nacl->device_list[lacl->mapped_lun];
1332 if (!deve->se_lun || !deve->se_lun_acl) {
1333 spin_unlock_irq(&nacl->device_list_lock);
1334 return -ENODEV;
1336 /* scsiAuthIntrIndex */
1337 ret = snprintf(page, PAGE_SIZE, "%u\n", nacl->acl_index);
1338 spin_unlock_irq(&nacl->device_list_lock);
1339 return ret;
1341 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(indx);
1343 static ssize_t target_stat_scsi_auth_intr_show_attr_dev_or_port(
1344 struct se_ml_stat_grps *lgrps, char *page)
1346 struct se_lun_acl *lacl = container_of(lgrps,
1347 struct se_lun_acl, ml_stat_grps);
1348 struct se_node_acl *nacl = lacl->se_lun_nacl;
1349 struct se_dev_entry *deve;
1350 ssize_t ret;
1352 spin_lock_irq(&nacl->device_list_lock);
1353 deve = &nacl->device_list[lacl->mapped_lun];
1354 if (!deve->se_lun || !deve->se_lun_acl) {
1355 spin_unlock_irq(&nacl->device_list_lock);
1356 return -ENODEV;
1358 /* scsiAuthIntrDevOrPort */
1359 ret = snprintf(page, PAGE_SIZE, "%u\n", 1);
1360 spin_unlock_irq(&nacl->device_list_lock);
1361 return ret;
1363 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(dev_or_port);
1365 static ssize_t target_stat_scsi_auth_intr_show_attr_intr_name(
1366 struct se_ml_stat_grps *lgrps, char *page)
1368 struct se_lun_acl *lacl = container_of(lgrps,
1369 struct se_lun_acl, ml_stat_grps);
1370 struct se_node_acl *nacl = lacl->se_lun_nacl;
1371 struct se_dev_entry *deve;
1372 ssize_t ret;
1374 spin_lock_irq(&nacl->device_list_lock);
1375 deve = &nacl->device_list[lacl->mapped_lun];
1376 if (!deve->se_lun || !deve->se_lun_acl) {
1377 spin_unlock_irq(&nacl->device_list_lock);
1378 return -ENODEV;
1380 /* scsiAuthIntrName */
1381 ret = snprintf(page, PAGE_SIZE, "%s\n", nacl->initiatorname);
1382 spin_unlock_irq(&nacl->device_list_lock);
1383 return ret;
1385 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(intr_name);
1387 static ssize_t target_stat_scsi_auth_intr_show_attr_map_indx(
1388 struct se_ml_stat_grps *lgrps, char *page)
1390 struct se_lun_acl *lacl = container_of(lgrps,
1391 struct se_lun_acl, ml_stat_grps);
1392 struct se_node_acl *nacl = lacl->se_lun_nacl;
1393 struct se_dev_entry *deve;
1394 ssize_t ret;
1396 spin_lock_irq(&nacl->device_list_lock);
1397 deve = &nacl->device_list[lacl->mapped_lun];
1398 if (!deve->se_lun || !deve->se_lun_acl) {
1399 spin_unlock_irq(&nacl->device_list_lock);
1400 return -ENODEV;
1402 /* FIXME: scsiAuthIntrLunMapIndex */
1403 ret = snprintf(page, PAGE_SIZE, "%u\n", 0);
1404 spin_unlock_irq(&nacl->device_list_lock);
1405 return ret;
1407 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(map_indx);
1409 static ssize_t target_stat_scsi_auth_intr_show_attr_att_count(
1410 struct se_ml_stat_grps *lgrps, char *page)
1412 struct se_lun_acl *lacl = container_of(lgrps,
1413 struct se_lun_acl, ml_stat_grps);
1414 struct se_node_acl *nacl = lacl->se_lun_nacl;
1415 struct se_dev_entry *deve;
1416 ssize_t ret;
1418 spin_lock_irq(&nacl->device_list_lock);
1419 deve = &nacl->device_list[lacl->mapped_lun];
1420 if (!deve->se_lun || !deve->se_lun_acl) {
1421 spin_unlock_irq(&nacl->device_list_lock);
1422 return -ENODEV;
1424 /* scsiAuthIntrAttachedTimes */
1425 ret = snprintf(page, PAGE_SIZE, "%u\n", deve->attach_count);
1426 spin_unlock_irq(&nacl->device_list_lock);
1427 return ret;
1429 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(att_count);
1431 static ssize_t target_stat_scsi_auth_intr_show_attr_num_cmds(
1432 struct se_ml_stat_grps *lgrps, char *page)
1434 struct se_lun_acl *lacl = container_of(lgrps,
1435 struct se_lun_acl, ml_stat_grps);
1436 struct se_node_acl *nacl = lacl->se_lun_nacl;
1437 struct se_dev_entry *deve;
1438 ssize_t ret;
1440 spin_lock_irq(&nacl->device_list_lock);
1441 deve = &nacl->device_list[lacl->mapped_lun];
1442 if (!deve->se_lun || !deve->se_lun_acl) {
1443 spin_unlock_irq(&nacl->device_list_lock);
1444 return -ENODEV;
1446 /* scsiAuthIntrOutCommands */
1447 ret = snprintf(page, PAGE_SIZE, "%u\n", deve->total_cmds);
1448 spin_unlock_irq(&nacl->device_list_lock);
1449 return ret;
1451 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(num_cmds);
1453 static ssize_t target_stat_scsi_auth_intr_show_attr_read_mbytes(
1454 struct se_ml_stat_grps *lgrps, char *page)
1456 struct se_lun_acl *lacl = container_of(lgrps,
1457 struct se_lun_acl, ml_stat_grps);
1458 struct se_node_acl *nacl = lacl->se_lun_nacl;
1459 struct se_dev_entry *deve;
1460 ssize_t ret;
1462 spin_lock_irq(&nacl->device_list_lock);
1463 deve = &nacl->device_list[lacl->mapped_lun];
1464 if (!deve->se_lun || !deve->se_lun_acl) {
1465 spin_unlock_irq(&nacl->device_list_lock);
1466 return -ENODEV;
1468 /* scsiAuthIntrReadMegaBytes */
1469 ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(deve->read_bytes >> 20));
1470 spin_unlock_irq(&nacl->device_list_lock);
1471 return ret;
1473 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(read_mbytes);
1475 static ssize_t target_stat_scsi_auth_intr_show_attr_write_mbytes(
1476 struct se_ml_stat_grps *lgrps, char *page)
1478 struct se_lun_acl *lacl = container_of(lgrps,
1479 struct se_lun_acl, ml_stat_grps);
1480 struct se_node_acl *nacl = lacl->se_lun_nacl;
1481 struct se_dev_entry *deve;
1482 ssize_t ret;
1484 spin_lock_irq(&nacl->device_list_lock);
1485 deve = &nacl->device_list[lacl->mapped_lun];
1486 if (!deve->se_lun || !deve->se_lun_acl) {
1487 spin_unlock_irq(&nacl->device_list_lock);
1488 return -ENODEV;
1490 /* scsiAuthIntrWrittenMegaBytes */
1491 ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(deve->write_bytes >> 20));
1492 spin_unlock_irq(&nacl->device_list_lock);
1493 return ret;
1495 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(write_mbytes);
1497 static ssize_t target_stat_scsi_auth_intr_show_attr_hs_num_cmds(
1498 struct se_ml_stat_grps *lgrps, char *page)
1500 struct se_lun_acl *lacl = container_of(lgrps,
1501 struct se_lun_acl, ml_stat_grps);
1502 struct se_node_acl *nacl = lacl->se_lun_nacl;
1503 struct se_dev_entry *deve;
1504 ssize_t ret;
1506 spin_lock_irq(&nacl->device_list_lock);
1507 deve = &nacl->device_list[lacl->mapped_lun];
1508 if (!deve->se_lun || !deve->se_lun_acl) {
1509 spin_unlock_irq(&nacl->device_list_lock);
1510 return -ENODEV;
1512 /* FIXME: scsiAuthIntrHSOutCommands */
1513 ret = snprintf(page, PAGE_SIZE, "%u\n", 0);
1514 spin_unlock_irq(&nacl->device_list_lock);
1515 return ret;
1517 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(hs_num_cmds);
1519 static ssize_t target_stat_scsi_auth_intr_show_attr_creation_time(
1520 struct se_ml_stat_grps *lgrps, char *page)
1522 struct se_lun_acl *lacl = container_of(lgrps,
1523 struct se_lun_acl, ml_stat_grps);
1524 struct se_node_acl *nacl = lacl->se_lun_nacl;
1525 struct se_dev_entry *deve;
1526 ssize_t ret;
1528 spin_lock_irq(&nacl->device_list_lock);
1529 deve = &nacl->device_list[lacl->mapped_lun];
1530 if (!deve->se_lun || !deve->se_lun_acl) {
1531 spin_unlock_irq(&nacl->device_list_lock);
1532 return -ENODEV;
1534 /* scsiAuthIntrLastCreation */
1535 ret = snprintf(page, PAGE_SIZE, "%u\n", (u32)(((u32)deve->creation_time -
1536 INITIAL_JIFFIES) * 100 / HZ));
1537 spin_unlock_irq(&nacl->device_list_lock);
1538 return ret;
1540 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(creation_time);
1542 static ssize_t target_stat_scsi_auth_intr_show_attr_row_status(
1543 struct se_ml_stat_grps *lgrps, char *page)
1545 struct se_lun_acl *lacl = container_of(lgrps,
1546 struct se_lun_acl, ml_stat_grps);
1547 struct se_node_acl *nacl = lacl->se_lun_nacl;
1548 struct se_dev_entry *deve;
1549 ssize_t ret;
1551 spin_lock_irq(&nacl->device_list_lock);
1552 deve = &nacl->device_list[lacl->mapped_lun];
1553 if (!deve->se_lun || !deve->se_lun_acl) {
1554 spin_unlock_irq(&nacl->device_list_lock);
1555 return -ENODEV;
1557 /* FIXME: scsiAuthIntrRowStatus */
1558 ret = snprintf(page, PAGE_SIZE, "Ready\n");
1559 spin_unlock_irq(&nacl->device_list_lock);
1560 return ret;
1562 DEV_STAT_SCSI_AUTH_INTR_ATTR_RO(row_status);
1564 CONFIGFS_EATTR_OPS(target_stat_scsi_auth_intr, se_ml_stat_grps,
1565 scsi_auth_intr_group);
1567 static struct configfs_attribute *target_stat_scsi_auth_intr_attrs[] = {
1568 &target_stat_scsi_auth_intr_inst.attr,
1569 &target_stat_scsi_auth_intr_dev.attr,
1570 &target_stat_scsi_auth_intr_port.attr,
1571 &target_stat_scsi_auth_intr_indx.attr,
1572 &target_stat_scsi_auth_intr_dev_or_port.attr,
1573 &target_stat_scsi_auth_intr_intr_name.attr,
1574 &target_stat_scsi_auth_intr_map_indx.attr,
1575 &target_stat_scsi_auth_intr_att_count.attr,
1576 &target_stat_scsi_auth_intr_num_cmds.attr,
1577 &target_stat_scsi_auth_intr_read_mbytes.attr,
1578 &target_stat_scsi_auth_intr_write_mbytes.attr,
1579 &target_stat_scsi_auth_intr_hs_num_cmds.attr,
1580 &target_stat_scsi_auth_intr_creation_time.attr,
1581 &target_stat_scsi_auth_intr_row_status.attr,
1582 NULL,
1585 static struct configfs_item_operations target_stat_scsi_auth_intr_attrib_ops = {
1586 .show_attribute = target_stat_scsi_auth_intr_attr_show,
1587 .store_attribute = target_stat_scsi_auth_intr_attr_store,
1590 static struct config_item_type target_stat_scsi_auth_intr_cit = {
1591 .ct_item_ops = &target_stat_scsi_auth_intr_attrib_ops,
1592 .ct_attrs = target_stat_scsi_auth_intr_attrs,
1593 .ct_owner = THIS_MODULE,
1597 * SCSI Attached Initiator Port Table
1600 CONFIGFS_EATTR_STRUCT(target_stat_scsi_att_intr_port, se_ml_stat_grps);
1601 #define DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR(_name, _mode) \
1602 static struct target_stat_scsi_att_intr_port_attribute \
1603 target_stat_scsi_att_intr_port_##_name = \
1604 __CONFIGFS_EATTR(_name, _mode, \
1605 target_stat_scsi_att_intr_port_show_attr_##_name, \
1606 target_stat_scsi_att_intr_port_store_attr_##_name);
1608 #define DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(_name) \
1609 static struct target_stat_scsi_att_intr_port_attribute \
1610 target_stat_scsi_att_intr_port_##_name = \
1611 __CONFIGFS_EATTR_RO(_name, \
1612 target_stat_scsi_att_intr_port_show_attr_##_name);
1614 static ssize_t target_stat_scsi_att_intr_port_show_attr_inst(
1615 struct se_ml_stat_grps *lgrps, char *page)
1617 struct se_lun_acl *lacl = container_of(lgrps,
1618 struct se_lun_acl, ml_stat_grps);
1619 struct se_node_acl *nacl = lacl->se_lun_nacl;
1620 struct se_dev_entry *deve;
1621 struct se_portal_group *tpg;
1622 ssize_t ret;
1624 spin_lock_irq(&nacl->device_list_lock);
1625 deve = &nacl->device_list[lacl->mapped_lun];
1626 if (!deve->se_lun || !deve->se_lun_acl) {
1627 spin_unlock_irq(&nacl->device_list_lock);
1628 return -ENODEV;
1630 tpg = nacl->se_tpg;
1631 /* scsiInstIndex */
1632 ret = snprintf(page, PAGE_SIZE, "%u\n",
1633 tpg->se_tpg_tfo->tpg_get_inst_index(tpg));
1634 spin_unlock_irq(&nacl->device_list_lock);
1635 return ret;
1637 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(inst);
1639 static ssize_t target_stat_scsi_att_intr_port_show_attr_dev(
1640 struct se_ml_stat_grps *lgrps, char *page)
1642 struct se_lun_acl *lacl = container_of(lgrps,
1643 struct se_lun_acl, ml_stat_grps);
1644 struct se_node_acl *nacl = lacl->se_lun_nacl;
1645 struct se_dev_entry *deve;
1646 struct se_lun *lun;
1647 struct se_portal_group *tpg;
1648 ssize_t ret;
1650 spin_lock_irq(&nacl->device_list_lock);
1651 deve = &nacl->device_list[lacl->mapped_lun];
1652 if (!deve->se_lun || !deve->se_lun_acl) {
1653 spin_unlock_irq(&nacl->device_list_lock);
1654 return -ENODEV;
1656 tpg = nacl->se_tpg;
1657 lun = deve->se_lun;
1658 /* scsiDeviceIndex */
1659 ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_se_dev->dev_index);
1660 spin_unlock_irq(&nacl->device_list_lock);
1661 return ret;
1663 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(dev);
1665 static ssize_t target_stat_scsi_att_intr_port_show_attr_port(
1666 struct se_ml_stat_grps *lgrps, char *page)
1668 struct se_lun_acl *lacl = container_of(lgrps,
1669 struct se_lun_acl, ml_stat_grps);
1670 struct se_node_acl *nacl = lacl->se_lun_nacl;
1671 struct se_dev_entry *deve;
1672 struct se_portal_group *tpg;
1673 ssize_t ret;
1675 spin_lock_irq(&nacl->device_list_lock);
1676 deve = &nacl->device_list[lacl->mapped_lun];
1677 if (!deve->se_lun || !deve->se_lun_acl) {
1678 spin_unlock_irq(&nacl->device_list_lock);
1679 return -ENODEV;
1681 tpg = nacl->se_tpg;
1682 /* scsiPortIndex */
1683 ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg));
1684 spin_unlock_irq(&nacl->device_list_lock);
1685 return ret;
1687 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port);
1689 static ssize_t target_stat_scsi_att_intr_port_show_attr_indx(
1690 struct se_ml_stat_grps *lgrps, char *page)
1692 struct se_lun_acl *lacl = container_of(lgrps,
1693 struct se_lun_acl, ml_stat_grps);
1694 struct se_node_acl *nacl = lacl->se_lun_nacl;
1695 struct se_session *se_sess;
1696 struct se_portal_group *tpg;
1697 ssize_t ret;
1699 spin_lock_irq(&nacl->nacl_sess_lock);
1700 se_sess = nacl->nacl_sess;
1701 if (!se_sess) {
1702 spin_unlock_irq(&nacl->nacl_sess_lock);
1703 return -ENODEV;
1706 tpg = nacl->se_tpg;
1707 /* scsiAttIntrPortIndex */
1708 ret = snprintf(page, PAGE_SIZE, "%u\n",
1709 tpg->se_tpg_tfo->sess_get_index(se_sess));
1710 spin_unlock_irq(&nacl->nacl_sess_lock);
1711 return ret;
1713 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(indx);
1715 static ssize_t target_stat_scsi_att_intr_port_show_attr_port_auth_indx(
1716 struct se_ml_stat_grps *lgrps, char *page)
1718 struct se_lun_acl *lacl = container_of(lgrps,
1719 struct se_lun_acl, ml_stat_grps);
1720 struct se_node_acl *nacl = lacl->se_lun_nacl;
1721 struct se_dev_entry *deve;
1722 ssize_t ret;
1724 spin_lock_irq(&nacl->device_list_lock);
1725 deve = &nacl->device_list[lacl->mapped_lun];
1726 if (!deve->se_lun || !deve->se_lun_acl) {
1727 spin_unlock_irq(&nacl->device_list_lock);
1728 return -ENODEV;
1730 /* scsiAttIntrPortAuthIntrIdx */
1731 ret = snprintf(page, PAGE_SIZE, "%u\n", nacl->acl_index);
1732 spin_unlock_irq(&nacl->device_list_lock);
1733 return ret;
1735 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port_auth_indx);
1737 static ssize_t target_stat_scsi_att_intr_port_show_attr_port_ident(
1738 struct se_ml_stat_grps *lgrps, char *page)
1740 struct se_lun_acl *lacl = container_of(lgrps,
1741 struct se_lun_acl, ml_stat_grps);
1742 struct se_node_acl *nacl = lacl->se_lun_nacl;
1743 struct se_session *se_sess;
1744 struct se_portal_group *tpg;
1745 ssize_t ret;
1746 unsigned char buf[64];
1748 spin_lock_irq(&nacl->nacl_sess_lock);
1749 se_sess = nacl->nacl_sess;
1750 if (!se_sess) {
1751 spin_unlock_irq(&nacl->nacl_sess_lock);
1752 return -ENODEV;
1755 tpg = nacl->se_tpg;
1756 /* scsiAttIntrPortName+scsiAttIntrPortIdentifier */
1757 memset(buf, 0, 64);
1758 if (tpg->se_tpg_tfo->sess_get_initiator_sid != NULL)
1759 tpg->se_tpg_tfo->sess_get_initiator_sid(se_sess,
1760 (unsigned char *)&buf[0], 64);
1762 ret = snprintf(page, PAGE_SIZE, "%s+i+%s\n", nacl->initiatorname, buf);
1763 spin_unlock_irq(&nacl->nacl_sess_lock);
1764 return ret;
1766 DEV_STAT_SCSI_ATTR_INTR_PORT_ATTR_RO(port_ident);
1768 CONFIGFS_EATTR_OPS(target_stat_scsi_att_intr_port, se_ml_stat_grps,
1769 scsi_att_intr_port_group);
1771 static struct configfs_attribute *target_stat_scsi_ath_intr_port_attrs[] = {
1772 &target_stat_scsi_att_intr_port_inst.attr,
1773 &target_stat_scsi_att_intr_port_dev.attr,
1774 &target_stat_scsi_att_intr_port_port.attr,
1775 &target_stat_scsi_att_intr_port_indx.attr,
1776 &target_stat_scsi_att_intr_port_port_auth_indx.attr,
1777 &target_stat_scsi_att_intr_port_port_ident.attr,
1778 NULL,
1781 static struct configfs_item_operations target_stat_scsi_att_intr_port_attrib_ops = {
1782 .show_attribute = target_stat_scsi_att_intr_port_attr_show,
1783 .store_attribute = target_stat_scsi_att_intr_port_attr_store,
1786 static struct config_item_type target_stat_scsi_att_intr_port_cit = {
1787 .ct_item_ops = &target_stat_scsi_att_intr_port_attrib_ops,
1788 .ct_attrs = target_stat_scsi_ath_intr_port_attrs,
1789 .ct_owner = THIS_MODULE,
1793 * Called from target_core_fabric_configfs.c:target_fabric_make_mappedlun() to setup
1794 * the target MappedLUN statistics groups + configfs CITs located in target_core_stat.c
1796 void target_stat_setup_mappedlun_default_groups(struct se_lun_acl *lacl)
1798 struct config_group *ml_stat_grp = &lacl->ml_stat_grps.stat_group;
1800 config_group_init_type_name(&lacl->ml_stat_grps.scsi_auth_intr_group,
1801 "scsi_auth_intr", &target_stat_scsi_auth_intr_cit);
1802 config_group_init_type_name(&lacl->ml_stat_grps.scsi_att_intr_port_group,
1803 "scsi_att_intr_port", &target_stat_scsi_att_intr_port_cit);
1805 ml_stat_grp->default_groups[0] = &lacl->ml_stat_grps.scsi_auth_intr_group;
1806 ml_stat_grp->default_groups[1] = &lacl->ml_stat_grps.scsi_att_intr_port_group;
1807 ml_stat_grp->default_groups[2] = NULL;