]>
git.ipfire.org Git - thirdparty/mdadm.git/blob - Detail.c
2 * mdadm - manage Linux "md" devices aka RAID arrays.
4 * Copyright (C) 2001-2013 Neil Brown <neilb@suse.de>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * Email: <neilb@suse.de>
31 static int cmpstringp(const void *p1
, const void *p2
)
33 return strcmp(* (char * const *) p1
, * (char * const *) p2
);
36 static int add_device(const char *dev
, char ***p_devices
,
37 int *p_max_devices
, int n_devices
)
39 if (n_devices
+ 1 >= *p_max_devices
) {
41 *p_devices
= xrealloc(*p_devices
, *p_max_devices
*
48 (*p_devices
)[n_devices
] = xstrdup(dev
);
53 * detail_fname_from_uuid() - generate uuid string with special super1 handling.
54 * @mp: map entry to parse.
57 * Hack to workaround an issue with super1 superblocks. It swapuuid set in order for assembly
58 * to work, but can't have it set if we want this printout to match all the other uuid printouts
59 * in super1.c, so we force swapuuid to 1 to make our printout match the rest of super1.
61 * Always convert uuid if host is big endian.
63 char *detail_fname_from_uuid(struct map_ent
*mp
, char *buf
)
65 #if __BYTE_ORDER == BIG_ENDIAN
70 if (strncmp(mp
->metadata
, "1.", 2) == 0)
73 return __fname_from_uuid(mp
->uuid
, swap
, buf
, ':');
76 int Detail(char *dev
, struct context
*c
)
79 * Print out details for an md array
81 int fd
= open(dev
, O_RDONLY
);
82 mdu_array_info_t array
;
83 mdu_disk_info_t
*disks
= NULL
;
88 char **devices
= NULL
;
89 int max_devices
= 0, n_devices
= 0;
93 struct supertype
*st
= NULL
;
94 char *subarray
= NULL
;
95 int max_disks
= MD_SB_DISKS
; /* just a default */
96 struct mdinfo
*info
= NULL
;
97 struct mdinfo
*sra
= NULL
;
98 struct mdinfo
*subdev
;
100 char *container
= NULL
;
102 int rv
= c
->test
? 4 : 1;
107 int is_container
= 0;
111 pr_err("cannot open %s: %s\n",
112 dev
, strerror(errno
));
115 sra
= sysfs_read(fd
, NULL
, GET_VERSION
| GET_DEVS
|
116 GET_ARRAY_STATE
| GET_STATE
);
118 if (md_get_array_info(fd
, &array
)) {
119 pr_err("%s does not appear to be an md device\n", dev
);
123 external
= (sra
!= NULL
&& sra
->array
.major_version
== -1 &&
124 sra
->array
.minor_version
== -2);
125 inactive
= (sra
!= NULL
&& !md_array_is_active(sra
));
126 st
= super_by_fd(fd
, &subarray
);
127 if (md_get_array_info(fd
, &array
)) {
128 if (errno
== ENODEV
) {
129 if (sra
->array
.major_version
== -1 &&
130 sra
->array
.minor_version
== -1 &&
132 pr_err("Array associated with md device %s does not exist.\n",
138 pr_err("cannot get array detail for %s: %s\n",
139 dev
, strerror(errno
));
144 if (array
.raid_disks
== 0 && external
)
146 if (fstat(fd
, &stb
) != 0 && !S_ISBLK(stb
.st_mode
))
151 max_disks
= st
->max_devs
;
154 /* This is a subarray of some container.
155 * We want the name of the container, and the member
157 dev_t devid
= devnm2devid(st
->container_devnm
);
161 container
= map_dev_preferred(major(devid
), minor(devid
),
163 cfd
= open_dev(st
->container_devnm
);
165 err
= st
->ss
->load_container(st
, cfd
, NULL
);
168 info
= st
->ss
->container_content(st
, subarray
);
172 /* try to load a superblock. Try sra->devs first, then try ioctl */
174 for (d
= 0, subdev
= sra
? sra
->devs
: NULL
;
175 d
< max_disks
|| subdev
;
176 subdev
? (void)(subdev
= subdev
->next
) : (void)(d
++)){
177 mdu_disk_info_t disk
;
186 if (md_get_disk_info(fd
, &disk
) < 0)
188 if (d
>= array
.raid_disks
&&
189 disk
.major
== 0 && disk
.minor
== 0)
193 if (array
.raid_disks
> 0 &&
194 (disk
.state
& (1 << MD_DISK_ACTIVE
)) == 0)
197 dv
= map_dev(disk
.major
, disk
.minor
, 1);
201 fd2
= dev_open(dv
, O_RDONLY
);
206 st
->ss
->free_super(st
);
208 err
= st
->ss
->load_super(st
, fd2
, NULL
);
215 info
= st
->ss
->container_content(st
, subarray
);
217 info
= xmalloc(sizeof(*info
));
218 st
->ss
->getinfo_super(st
, info
, NULL
);
223 if (array
.raid_disks
!= 0 && /* container */
224 (info
->array
.ctime
!= array
.ctime
||
225 info
->array
.level
!= array
.level
)) {
226 st
->ss
->free_super(st
);
229 /* some formats (imsm) have free-floating-spares
230 * with a uuid of uuid_zero, they don't
231 * have very good info about the rest of the
232 * container, so keep searching when
233 * encountering such a device. Otherwise, stop
234 * after the first successful call to
237 if (memcmp(uuid_zero
,
239 sizeof(uuid_zero
)) == 0) {
240 st
->ss
->free_super(st
);
246 /* Ok, we have some info to print... */
247 if (inactive
&& info
)
248 str
= map_num(pers
, info
->array
.level
);
250 str
= map_num(pers
, array
.level
);
254 struct map_ent
*mp
= NULL
, *map
= NULL
;
256 if (array
.raid_disks
) {
258 printf("MD_LEVEL=%s\n", str
);
259 printf("MD_DEVICES=%d\n", array
.raid_disks
);
262 printf("MD_LEVEL=container\n");
263 printf("MD_DEVICES=%d\n", array
.nr_disks
);
266 printf("MD_CONTAINER=%s\n", container
);
267 printf("MD_MEMBER=%s\n", member
);
269 if (sra
&& sra
->array
.major_version
< 0)
270 printf("MD_METADATA=%s\n", sra
->text_version
);
272 printf("MD_METADATA=%d.%d\n",
274 array
.minor_version
);
278 mp
= map_by_uuid(&map
, info
->uuid
);
280 mp
= map_by_devnm(&map
, fd2devnm(fd
));
283 detail_fname_from_uuid(mp
, nbuf
);
284 printf("MD_UUID=%s\n", nbuf
+ 5);
285 if (mp
->path
&& strncmp(mp
->path
, DEV_MD_DIR
, DEV_MD_DIR_LEN
) == 0)
286 printf("MD_DEVNAME=%s\n", mp
->path
+ DEV_MD_DIR_LEN
);
291 if (st
->ss
->export_detail_super
)
292 st
->ss
->export_detail_super(st
);
294 if (!c
->no_devices
&& sra
) {
296 for (mdi
= sra
->devs
; mdi
; mdi
= mdi
->next
) {
298 char *sysdev
= xstrdup(mdi
->sys_name
);
301 path
= map_dev(mdi
->disk
.major
,
303 for (cp
= sysdev
; *cp
; cp
++)
307 if (mdi
->disk
.raid_disk
>= 0)
308 printf("MD_DEVICE_%s_ROLE=%d\n",
310 mdi
->disk
.raid_disk
);
312 printf("MD_DEVICE_%s_ROLE=spare\n",
315 printf("MD_DEVICE_%s_DEV=%s\n",
323 disks
= xmalloc(max_disks
* 2 * sizeof(mdu_disk_info_t
));
324 for (d
= 0; d
< max_disks
* 2; d
++) {
325 disks
[d
].state
= (1 << MD_DISK_REMOVED
);
326 disks
[d
].major
= disks
[d
].minor
= 0;
327 disks
[d
].number
= -1;
328 disks
[d
].raid_disk
= d
/ 2;
331 next
= array
.raid_disks
* 2;
334 for (mdi
= sra
->devs
; mdi
; mdi
= mdi
->next
) {
335 disks
[next
++] = mdi
->disk
;
336 disks
[next
- 1].number
= -1;
338 } else for (d
= 0; d
< max_disks
; d
++) {
339 mdu_disk_info_t disk
;
341 if (md_get_disk_info(fd
, &disk
) < 0) {
342 if (d
< array
.raid_disks
)
343 pr_err("cannot get device detail for device %d: %s\n",
347 if (disk
.major
== 0 && disk
.minor
== 0)
349 if (disk
.raid_disk
>= 0 && disk
.raid_disk
< array
.raid_disks
&&
350 disks
[disk
.raid_disk
* 2].state
== (1 << MD_DISK_REMOVED
) &&
351 ((disk
.state
& (1 << MD_DISK_JOURNAL
)) == 0))
352 disks
[disk
.raid_disk
* 2] = disk
;
353 else if (disk
.raid_disk
>= 0 &&
354 disk
.raid_disk
< array
.raid_disks
&&
355 disks
[disk
.raid_disk
* 2 + 1].state
==
356 (1 << MD_DISK_REMOVED
) &&
357 !(disk
.state
& (1 << MD_DISK_JOURNAL
)))
358 disks
[disk
.raid_disk
* 2 + 1] = disk
;
359 else if (next
< max_disks
* 2)
360 disks
[next
++] = disk
;
363 avail
= xcalloc(array
.raid_disks
, 1);
365 for (d
= 0; d
< array
.raid_disks
; d
++) {
366 char dv
[PATH_MAX
], dv_rep
[PATH_MAX
];
367 snprintf(dv
, PATH_MAX
, "/sys/dev/block/%d:%d",
368 disks
[d
*2].major
, disks
[d
*2].minor
);
369 snprintf(dv_rep
, PATH_MAX
, "/sys/dev/block/%d:%d",
370 disks
[d
*2+1].major
, disks
[d
*2+1].minor
);
372 if ((is_dev_alive(dv
) && (disks
[d
*2].state
& (1<<MD_DISK_SYNC
))) ||
373 (is_dev_alive(dv_rep
) && (disks
[d
*2+1].state
& (1<<MD_DISK_SYNC
)))) {
381 mdu_bitmap_file_t bmf
;
382 if (inactive
&& !is_container
)
383 printf("INACTIVE-ARRAY %s", dev
);
385 printf("ARRAY %s", dev
);
386 if (c
->verbose
> 0) {
387 if (array
.raid_disks
)
388 printf(" level=%s num-devices=%d",
389 str
? str
: "-unknown-",
391 else if (is_container
)
392 printf(" level=container num-devices=%d",
395 printf(" num-devices=%d", array
.nr_disks
);
398 printf(" container=%s", container
);
399 printf(" member=%s", member
);
401 if (sra
&& sra
->array
.major_version
< 0)
402 printf(" metadata=%s", sra
->text_version
);
404 printf(" metadata=%d.%d", array
.major_version
,
405 array
.minor_version
);
408 /* Only try GET_BITMAP_FILE for 0.90.01 and later */
409 if (ioctl(fd
, GET_BITMAP_FILE
, &bmf
) == 0 && bmf
.pathname
[0]) {
410 printf(" bitmap=%s", bmf
.pathname
);
413 mdu_bitmap_file_t bmf
;
414 unsigned long long larray_size
;
415 struct mdstat_ent
*ms
= mdstat_read(0, 0);
416 struct mdstat_ent
*e
;
419 devnm
= stat2devnm(&stb
);
420 for (e
= ms
; e
; e
= e
->next
)
421 if (strcmp(e
->devnm
, devnm
) == 0)
423 if (!get_dev_size(fd
, NULL
, &larray_size
))
426 printf("%s:\n", dev
);
429 printf(" Container : %s, member %s\n",
432 if (sra
&& sra
->array
.major_version
< 0)
433 printf(" Version : %s\n",
436 printf(" Version : %d.%d\n",
438 array
.minor_version
);
443 printf(" Creation Time : %.24s\n", ctime(&atime
));
447 printf(" Raid Level : %s\n", str
);
449 printf(" Array Size : %llu%s\n",
451 human_size(larray_size
));
452 if (array
.level
>= 1) {
454 array
.major_version
= sra
->array
.major_version
;
455 if (array
.major_version
!= 0 &&
456 (larray_size
>= 0xFFFFFFFFULL
|| array
.size
== 0)) {
457 unsigned long long dsize
;
459 dsize
= get_component_size(fd
);
461 printf(" Used Dev Size : %llu%s\n",
463 human_size((long long)dsize
<<9));
465 printf(" Used Dev Size : unknown\n");
467 printf(" Used Dev Size : %lu%s\n",
468 (unsigned long)array
.size
,
469 human_size((unsigned long long)
472 if (array
.raid_disks
)
473 printf(" Raid Devices : %d\n", array
.raid_disks
);
474 printf(" Total Devices : %d\n", array
.nr_disks
);
476 ((sra
== NULL
&& array
.major_version
== 0) ||
477 (sra
&& sra
->array
.major_version
== 0)))
478 printf(" Preferred Minor : %d\n", array
.md_minor
);
479 if (sra
== NULL
|| sra
->array
.major_version
>= 0)
480 printf(" Persistence : Superblock is %spersistent\n",
481 array
.not_persistent
? "not " : "");
483 /* Only try GET_BITMAP_FILE for 0.90.01 and later */
484 if (ioctl(fd
, GET_BITMAP_FILE
, &bmf
) == 0 && bmf
.pathname
[0]) {
485 printf(" Intent Bitmap : %s\n", bmf
.pathname
);
487 } else if (array
.state
& (1<<MD_SB_CLUSTERED
))
488 printf(" Intent Bitmap : Internal(Clustered)\n\n");
489 else if (array
.state
& (1<<MD_SB_BITMAP_PRESENT
))
490 printf(" Intent Bitmap : Internal\n\n");
493 printf(" Update Time : %.24s\n", ctime(&atime
));
494 if (array
.raid_disks
) {
495 static char *sync_action
[] = {
496 ", recovering", ", resyncing",
497 ", reshaping", ", checking" };
499 if (avail_disks
== array
.raid_disks
)
501 else if (!enough(array
.level
, array
.raid_disks
,
502 array
.layout
, 1, avail
))
507 if (array
.state
& (1 << MD_SB_CLEAN
)) {
508 if ((array
.level
== 0) ||
509 (array
.level
== LEVEL_LINEAR
))
510 arrayst
= map_num_s(sysfs_array_states
,
516 if (array
.state
& (1<<MD_SB_CLUSTERED
)) {
517 for (d
= 0; d
< max_disks
* 2; d
++) {
519 mdu_disk_info_t disk
= disks
[d
];
521 /* only check first valid disk in cluster env */
522 if ((disk
.state
& (MD_DISK_SYNC
| MD_DISK_ACTIVE
))
523 && (disk
.major
| disk
.minor
)) {
524 dv
= map_dev_preferred(disk
.major
, disk
.minor
, 0,
528 arrayst
= IsBitmapDirty(dv
) ? "active" : "clean";
535 printf(" State : %s%s%s%s%s%s%s \n",
537 (!e
|| (e
->percent
< 0 &&
538 e
->percent
!= RESYNC_PENDING
&&
539 e
->percent
!= RESYNC_DELAYED
&&
540 e
->percent
!= RESYNC_REMOTE
)) ?
541 "" : sync_action
[e
->resync
],
542 larray_size
? "": ", Not Started",
543 (e
&& e
->percent
== RESYNC_DELAYED
) ?
545 (e
&& e
->percent
== RESYNC_PENDING
) ?
547 (e
&& e
->percent
== RESYNC_REMOTE
) ?
549 } else if (inactive
&& !is_container
) {
550 printf(" State : inactive\n");
552 if (array
.raid_disks
)
553 printf(" Active Devices : %d\n", array
.active_disks
);
554 if (array
.working_disks
> 0)
555 printf(" Working Devices : %d\n",
556 array
.working_disks
);
557 if (array
.raid_disks
) {
558 printf(" Failed Devices : %d\n", array
.failed_disks
);
560 printf(" Spare Devices : %d\n", array
.spare_disks
);
563 if (array
.level
== 5) {
564 str
= map_num(r5layout
, array
.layout
);
565 printf(" Layout : %s\n",
566 str
? str
: "-unknown-");
568 if (array
.level
== 0 && array
.layout
) {
569 str
= map_num(r0layout
, array
.layout
);
570 printf(" Layout : %s\n",
571 str
? str
: "-unknown-");
573 if (array
.level
== 6) {
574 str
= map_num(r6layout
, array
.layout
);
575 printf(" Layout : %s\n",
576 str
? str
: "-unknown-");
578 if (array
.level
== 10) {
580 print_r10_layout(array
.layout
);
583 switch (array
.level
) {
589 if (array
.chunk_size
)
590 printf(" Chunk Size : %dK\n\n",
591 array
.chunk_size
/1024);
594 printf(" Rounding : %dK\n\n",
595 array
.chunk_size
/1024);
601 if (array
.raid_disks
) {
604 mdi
= sysfs_read(fd
, NULL
, GET_CONSISTENCY_POLICY
);
606 char *policy
= map_num(consistency_policies
,
607 mdi
->consistency_policy
);
610 printf("Consistency Policy : %s\n\n",
615 if (e
&& e
->percent
>= 0) {
616 static char *sync_action
[] = {
617 "Rebuild", "Resync", "Reshape", "Check"};
618 printf(" %7s Status : %d%% complete\n",
619 sync_action
[e
->resync
], e
->percent
);
622 if ((st
&& st
->sb
) && (info
&& info
->reshape_active
)) {
623 if (info
->delta_disks
!= 0)
624 printf(" Delta Devices : %d, (%d->%d)\n",
626 array
.raid_disks
- info
->delta_disks
,
628 if (info
->new_level
!= array
.level
) {
629 str
= map_num(pers
, info
->new_level
);
630 printf(" New Level : %s\n",
631 str
? str
: "-unknown-");
633 if (info
->new_level
!= array
.level
||
634 info
->new_layout
!= array
.layout
) {
635 if (info
->new_level
== 5) {
636 str
= map_num(r5layout
,
638 printf(" New Layout : %s\n",
639 str
? str
: "-unknown-");
641 if (info
->new_level
== 6) {
642 str
= map_num(r6layout
,
644 printf(" New Layout : %s\n",
645 str
? str
: "-unknown-");
647 if (info
->new_level
== 10) {
648 printf(" New Layout : near=%d, %s=%d\n",
649 info
->new_layout
& 255,
650 (info
->new_layout
& 0x10000) ?
652 (info
->new_layout
>> 8) & 255);
655 if (info
->new_chunk
!= array
.chunk_size
)
656 printf(" New Chunksize : %dK\n",
657 info
->new_chunk
/1024);
659 } else if (e
&& e
->percent
>= 0)
664 st
->ss
->detail_super(st
, c
->homehost
, subarray
);
666 if (array
.raid_disks
== 0 && sra
&&
667 sra
->array
.major_version
== -1 &&
668 sra
->array
.minor_version
== -2 &&
669 sra
->text_version
[0] != '/') {
670 /* This looks like a container. Find any active arrays
671 * That claim to be a member.
673 DIR *dir
= opendir("/sys/block");
676 printf(" Member Arrays :");
678 while (dir
&& (de
= readdir(dir
)) != NULL
) {
681 int nlen
= strlen(sra
->sys_name
);
683 if (de
->d_name
[0] == '.')
686 "/sys/block/%s/md/metadata_version",
688 if (load_sys(path
, vbuf
, sizeof(vbuf
)) < 0)
690 if (strncmp(vbuf
, "external:", 9) ||
691 !is_subarray(vbuf
+ 9) ||
692 strncmp(vbuf
+ 10, sra
->sys_name
, nlen
) ||
693 vbuf
[10 + nlen
] != '/')
695 devid
= devnm2devid(de
->d_name
);
697 map_dev_preferred(major(devid
),
706 if (!c
->no_devices
) {
707 if (array
.raid_disks
)
708 printf(" Number Major Minor RaidDevice State\n");
710 printf(" Number Major Minor RaidDevice\n");
714 /* if --no_devices specified, not print component devices info */
716 goto skip_devices_state
;
718 for (d
= 0; d
< max_disks
* 2; d
++) {
720 mdu_disk_info_t disk
= disks
[d
];
722 if (d
>= array
.raid_disks
* 2 &&
723 disk
.major
== 0 && disk
.minor
== 0)
725 if ((d
& 1) && disk
.major
== 0 && disk
.minor
== 0)
728 if (d
== array
.raid_disks
*2)
730 if (disk
.number
< 0 && disk
.raid_disk
< 0)
731 printf(" - %5d %5d - ",
732 disk
.major
, disk
.minor
);
733 else if (disk
.raid_disk
< 0 ||
734 disk
.state
& (1 << MD_DISK_JOURNAL
))
735 printf(" %5d %5d %5d - ",
736 disk
.number
, disk
.major
, disk
.minor
);
737 else if (disk
.number
< 0)
738 printf(" - %5d %5d %5d ",
739 disk
.major
, disk
.minor
, disk
.raid_disk
);
741 printf(" %5d %5d %5d %5d ",
742 disk
.number
, disk
.major
, disk
.minor
,
745 if (!c
->brief
&& array
.raid_disks
) {
746 if (disk
.state
& (1 << MD_DISK_FAULTY
)) {
748 if (disk
.raid_disk
< array
.raid_disks
&&
752 if (disk
.state
& (1 << MD_DISK_ACTIVE
))
754 if (disk
.state
& (1 << MD_DISK_SYNC
)) {
756 if (array
.level
== 10 &&
757 (array
.layout
& ~0x1FFFF) == 0) {
758 int nc
= array
.layout
& 0xff;
759 int fc
= (array
.layout
>> 8) & 0xff;
762 array
.raid_disks
% copies
== 0 &&
764 /* We can divide the devices
767 set
= disk
.raid_disk
% copies
;
768 printf(" set-%c", set
+ 'A');
772 if (disk
.state
& (1 << MD_DISK_REMOVED
))
774 if (disk
.state
& (1 << MD_DISK_WRITEMOSTLY
))
775 printf(" writemostly");
776 if (disk
.state
& (1 << MD_DISK_FAILFAST
))
778 if (disk
.state
& (1 << MD_DISK_JOURNAL
))
781 ((1 << MD_DISK_ACTIVE
) | (1 << MD_DISK_SYNC
) |
782 (1 << MD_DISK_REMOVED
) | (1 << MD_DISK_FAULTY
) |
783 (1 << MD_DISK_JOURNAL
))) == 0) {
785 if (disk
.raid_disk
< array
.raid_disks
&&
787 printf(" rebuilding");
792 dv
= map_dev_preferred(disk
.major
, disk
.minor
, 0, c
->prefer
);
795 n_devices
= add_device(dv
, &devices
,
796 &max_devices
, n_devices
);
799 } else if (disk
.major
| disk
.minor
)
806 if (spares
&& c
->brief
&& array
.raid_disks
)
807 printf(" spares=%d", spares
);
808 if (c
->brief
&& st
&& st
->sb
)
809 st
->ss
->brief_detail_super(st
, subarray
);
811 st
->ss
->free_super(st
);
813 if (c
->brief
&& c
->verbose
> 0 && devices
) {
814 qsort(devices
, n_devices
, sizeof(*devices
), cmpstringp
);
815 printf("\n devices=%s", devices
[0]);
816 for (d
= 1; d
< n_devices
; d
++)
817 printf(",%s", devices
[d
]);
822 !enough(array
.level
, array
.raid_disks
, array
.layout
, 1, avail
))
832 for (d
= 0; d
< n_devices
; d
++)
840 int Detail_Platform(struct superswitch
*ss
, int scan
, int verbose
, int export
, char *controller_path
)
842 /* display platform capabilities for the given metadata format
843 * 'scan' in this context means iterate over all metadata types
848 if (ss
&& export
&& ss
->export_detail_platform
)
849 err
= ss
->export_detail_platform(verbose
, controller_path
);
850 else if (ss
&& ss
->detail_platform
)
851 err
= ss
->detail_platform(verbose
, 0, controller_path
);
854 pr_err("%s metadata is platform independent\n",
855 ss
->name
? : "[no name]");
858 pr_err("specify a metadata type or --scan\n");
865 for (i
= 0; superlist
[i
]; i
++) {
866 struct superswitch
*meta
= superlist
[i
];
871 pr_err("checking metadata %s\n",
872 meta
->name
? : "[no name]");
873 if (!meta
->detail_platform
) {
875 pr_err("%s metadata is platform independent\n",
876 meta
->name
? : "[no name]");
877 } else if (export
&& meta
->export_detail_platform
) {
878 err
|= meta
->export_detail_platform(verbose
, controller_path
);
880 err
|= meta
->detail_platform(verbose
, 0, controller_path
);