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a860f6eb GH |
1 | /* -*- mode: c; c-basic-offset: 8; -*- |
2 | * vim: noexpandtab sw=8 ts=8 sts=0: | |
3 | * | |
4 | * filecheck.c | |
5 | * | |
6 | * Code which implements online file check. | |
7 | * | |
8 | * Copyright (C) 2016 SuSE. All rights reserved. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public | |
12 | * License as published by the Free Software Foundation, version 2. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. | |
18 | */ | |
19 | ||
20 | #include <linux/list.h> | |
21 | #include <linux/spinlock.h> | |
22 | #include <linux/module.h> | |
23 | #include <linux/slab.h> | |
24 | #include <linux/kmod.h> | |
25 | #include <linux/fs.h> | |
26 | #include <linux/kobject.h> | |
27 | #include <linux/sysfs.h> | |
28 | #include <linux/sysctl.h> | |
29 | #include <cluster/masklog.h> | |
30 | ||
31 | #include "ocfs2.h" | |
32 | #include "ocfs2_fs.h" | |
33 | #include "stackglue.h" | |
34 | #include "inode.h" | |
35 | ||
36 | #include "filecheck.h" | |
37 | ||
38 | ||
39 | /* File check error strings, | |
40 | * must correspond with error number in header file. | |
41 | */ | |
42 | static const char * const ocfs2_filecheck_errs[] = { | |
43 | "SUCCESS", | |
44 | "FAILED", | |
45 | "INPROGRESS", | |
46 | "READONLY", | |
47 | "INJBD", | |
48 | "INVALIDINO", | |
49 | "BLOCKECC", | |
50 | "BLOCKNO", | |
51 | "VALIDFLAG", | |
52 | "GENERATION", | |
53 | "UNSUPPORTED" | |
54 | }; | |
55 | ||
56 | static DEFINE_SPINLOCK(ocfs2_filecheck_sysfs_lock); | |
57 | static LIST_HEAD(ocfs2_filecheck_sysfs_list); | |
58 | ||
a860f6eb GH |
59 | struct ocfs2_filecheck_entry { |
60 | struct list_head fe_list; | |
61 | unsigned long fe_ino; | |
62 | unsigned int fe_type; | |
63 | unsigned int fe_done:1; | |
64 | unsigned int fe_status:31; | |
65 | }; | |
66 | ||
67 | struct ocfs2_filecheck_args { | |
68 | unsigned int fa_type; | |
69 | union { | |
70 | unsigned long fa_ino; | |
71 | unsigned int fa_len; | |
72 | }; | |
73 | }; | |
74 | ||
75 | static const char * | |
76 | ocfs2_filecheck_error(int errno) | |
77 | { | |
78 | if (!errno) | |
79 | return ocfs2_filecheck_errs[errno]; | |
80 | ||
81 | BUG_ON(errno < OCFS2_FILECHECK_ERR_START || | |
82 | errno > OCFS2_FILECHECK_ERR_END); | |
83 | return ocfs2_filecheck_errs[errno - OCFS2_FILECHECK_ERR_START + 1]; | |
84 | } | |
85 | ||
86 | static ssize_t ocfs2_filecheck_show(struct kobject *kobj, | |
87 | struct kobj_attribute *attr, | |
88 | char *buf); | |
89 | static ssize_t ocfs2_filecheck_store(struct kobject *kobj, | |
90 | struct kobj_attribute *attr, | |
91 | const char *buf, size_t count); | |
92 | static struct kobj_attribute ocfs2_attr_filecheck_chk = | |
93 | __ATTR(check, S_IRUSR | S_IWUSR, | |
94 | ocfs2_filecheck_show, | |
95 | ocfs2_filecheck_store); | |
96 | static struct kobj_attribute ocfs2_attr_filecheck_fix = | |
97 | __ATTR(fix, S_IRUSR | S_IWUSR, | |
98 | ocfs2_filecheck_show, | |
99 | ocfs2_filecheck_store); | |
100 | static struct kobj_attribute ocfs2_attr_filecheck_set = | |
101 | __ATTR(set, S_IRUSR | S_IWUSR, | |
102 | ocfs2_filecheck_show, | |
103 | ocfs2_filecheck_store); | |
104 | ||
a860f6eb GH |
105 | static void |
106 | ocfs2_filecheck_sysfs_free(struct ocfs2_filecheck_sysfs_entry *entry) | |
107 | { | |
108 | struct ocfs2_filecheck_entry *p; | |
109 | ||
e24e960c PZ |
110 | if (!atomic_dec_and_test(&entry->fs_count)) { |
111 | wait_var_event(&entry->fs_count, | |
112 | !atomic_read(&entry->fs_count)); | |
113 | } | |
a860f6eb GH |
114 | |
115 | spin_lock(&entry->fs_fcheck->fc_lock); | |
116 | while (!list_empty(&entry->fs_fcheck->fc_head)) { | |
117 | p = list_first_entry(&entry->fs_fcheck->fc_head, | |
118 | struct ocfs2_filecheck_entry, fe_list); | |
119 | list_del(&p->fe_list); | |
120 | BUG_ON(!p->fe_done); /* To free a undone file check entry */ | |
121 | kfree(p); | |
122 | } | |
123 | spin_unlock(&entry->fs_fcheck->fc_lock); | |
124 | ||
125 | kset_unregister(entry->fs_fcheckkset); | |
126 | kset_unregister(entry->fs_devicekset); | |
127 | kfree(entry->fs_fcheck); | |
128 | kfree(entry); | |
129 | } | |
130 | ||
131 | static void | |
132 | ocfs2_filecheck_sysfs_add(struct ocfs2_filecheck_sysfs_entry *entry) | |
133 | { | |
134 | spin_lock(&ocfs2_filecheck_sysfs_lock); | |
135 | list_add_tail(&entry->fs_list, &ocfs2_filecheck_sysfs_list); | |
136 | spin_unlock(&ocfs2_filecheck_sysfs_lock); | |
137 | } | |
138 | ||
139 | static int ocfs2_filecheck_sysfs_del(const char *devname) | |
140 | { | |
141 | struct ocfs2_filecheck_sysfs_entry *p; | |
142 | ||
143 | spin_lock(&ocfs2_filecheck_sysfs_lock); | |
144 | list_for_each_entry(p, &ocfs2_filecheck_sysfs_list, fs_list) { | |
145 | if (!strcmp(p->fs_sb->s_id, devname)) { | |
146 | list_del(&p->fs_list); | |
147 | spin_unlock(&ocfs2_filecheck_sysfs_lock); | |
148 | ocfs2_filecheck_sysfs_free(p); | |
149 | return 0; | |
150 | } | |
151 | } | |
152 | spin_unlock(&ocfs2_filecheck_sysfs_lock); | |
153 | return 1; | |
154 | } | |
155 | ||
156 | static void | |
157 | ocfs2_filecheck_sysfs_put(struct ocfs2_filecheck_sysfs_entry *entry) | |
158 | { | |
159 | if (atomic_dec_and_test(&entry->fs_count)) | |
e24e960c | 160 | wake_up_var(&entry->fs_count); |
a860f6eb GH |
161 | } |
162 | ||
163 | static struct ocfs2_filecheck_sysfs_entry * | |
164 | ocfs2_filecheck_sysfs_get(const char *devname) | |
165 | { | |
166 | struct ocfs2_filecheck_sysfs_entry *p = NULL; | |
167 | ||
168 | spin_lock(&ocfs2_filecheck_sysfs_lock); | |
169 | list_for_each_entry(p, &ocfs2_filecheck_sysfs_list, fs_list) { | |
170 | if (!strcmp(p->fs_sb->s_id, devname)) { | |
171 | atomic_inc(&p->fs_count); | |
172 | spin_unlock(&ocfs2_filecheck_sysfs_lock); | |
173 | return p; | |
174 | } | |
175 | } | |
176 | spin_unlock(&ocfs2_filecheck_sysfs_lock); | |
177 | return NULL; | |
178 | } | |
179 | ||
180 | int ocfs2_filecheck_create_sysfs(struct super_block *sb) | |
181 | { | |
182 | int ret = 0; | |
183 | struct kset *device_kset = NULL; | |
184 | struct kset *fcheck_kset = NULL; | |
185 | struct ocfs2_filecheck *fcheck = NULL; | |
186 | struct ocfs2_filecheck_sysfs_entry *entry = NULL; | |
187 | struct attribute **attrs = NULL; | |
188 | struct attribute_group attrgp; | |
189 | ||
190 | if (!ocfs2_kset) | |
191 | return -ENOMEM; | |
192 | ||
193 | attrs = kmalloc(sizeof(struct attribute *) * 4, GFP_NOFS); | |
194 | if (!attrs) { | |
195 | ret = -ENOMEM; | |
196 | goto error; | |
197 | } else { | |
198 | attrs[0] = &ocfs2_attr_filecheck_chk.attr; | |
199 | attrs[1] = &ocfs2_attr_filecheck_fix.attr; | |
200 | attrs[2] = &ocfs2_attr_filecheck_set.attr; | |
201 | attrs[3] = NULL; | |
202 | memset(&attrgp, 0, sizeof(attrgp)); | |
203 | attrgp.attrs = attrs; | |
204 | } | |
205 | ||
206 | fcheck = kmalloc(sizeof(struct ocfs2_filecheck), GFP_NOFS); | |
207 | if (!fcheck) { | |
208 | ret = -ENOMEM; | |
209 | goto error; | |
210 | } else { | |
211 | INIT_LIST_HEAD(&fcheck->fc_head); | |
212 | spin_lock_init(&fcheck->fc_lock); | |
213 | fcheck->fc_max = OCFS2_FILECHECK_MINSIZE; | |
214 | fcheck->fc_size = 0; | |
215 | fcheck->fc_done = 0; | |
216 | } | |
217 | ||
218 | if (strlen(sb->s_id) <= 0) { | |
219 | mlog(ML_ERROR, | |
220 | "Cannot get device basename when create filecheck sysfs\n"); | |
221 | ret = -ENODEV; | |
222 | goto error; | |
223 | } | |
224 | ||
225 | device_kset = kset_create_and_add(sb->s_id, NULL, &ocfs2_kset->kobj); | |
226 | if (!device_kset) { | |
227 | ret = -ENOMEM; | |
228 | goto error; | |
229 | } | |
230 | ||
231 | fcheck_kset = kset_create_and_add("filecheck", NULL, | |
232 | &device_kset->kobj); | |
233 | if (!fcheck_kset) { | |
234 | ret = -ENOMEM; | |
235 | goto error; | |
236 | } | |
237 | ||
238 | ret = sysfs_create_group(&fcheck_kset->kobj, &attrgp); | |
239 | if (ret) | |
240 | goto error; | |
241 | ||
242 | entry = kmalloc(sizeof(struct ocfs2_filecheck_sysfs_entry), GFP_NOFS); | |
243 | if (!entry) { | |
244 | ret = -ENOMEM; | |
245 | goto error; | |
246 | } else { | |
247 | atomic_set(&entry->fs_count, 1); | |
248 | entry->fs_sb = sb; | |
249 | entry->fs_devicekset = device_kset; | |
250 | entry->fs_fcheckkset = fcheck_kset; | |
251 | entry->fs_fcheck = fcheck; | |
252 | ocfs2_filecheck_sysfs_add(entry); | |
253 | } | |
254 | ||
255 | kfree(attrs); | |
256 | return 0; | |
257 | ||
258 | error: | |
259 | kfree(attrs); | |
260 | kfree(entry); | |
261 | kfree(fcheck); | |
262 | kset_unregister(fcheck_kset); | |
263 | kset_unregister(device_kset); | |
264 | return ret; | |
265 | } | |
266 | ||
267 | int ocfs2_filecheck_remove_sysfs(struct super_block *sb) | |
268 | { | |
269 | return ocfs2_filecheck_sysfs_del(sb->s_id); | |
270 | } | |
271 | ||
272 | static int | |
273 | ocfs2_filecheck_erase_entries(struct ocfs2_filecheck_sysfs_entry *ent, | |
274 | unsigned int count); | |
275 | static int | |
276 | ocfs2_filecheck_adjust_max(struct ocfs2_filecheck_sysfs_entry *ent, | |
277 | unsigned int len) | |
278 | { | |
279 | int ret; | |
280 | ||
281 | if ((len < OCFS2_FILECHECK_MINSIZE) || (len > OCFS2_FILECHECK_MAXSIZE)) | |
282 | return -EINVAL; | |
283 | ||
284 | spin_lock(&ent->fs_fcheck->fc_lock); | |
285 | if (len < (ent->fs_fcheck->fc_size - ent->fs_fcheck->fc_done)) { | |
8fc2cb4b | 286 | mlog(ML_NOTICE, |
a860f6eb GH |
287 | "Cannot set online file check maximum entry number " |
288 | "to %u due to too many pending entries(%u)\n", | |
289 | len, ent->fs_fcheck->fc_size - ent->fs_fcheck->fc_done); | |
290 | ret = -EBUSY; | |
291 | } else { | |
292 | if (len < ent->fs_fcheck->fc_size) | |
293 | BUG_ON(!ocfs2_filecheck_erase_entries(ent, | |
294 | ent->fs_fcheck->fc_size - len)); | |
295 | ||
296 | ent->fs_fcheck->fc_max = len; | |
297 | ret = 0; | |
298 | } | |
299 | spin_unlock(&ent->fs_fcheck->fc_lock); | |
300 | ||
301 | return ret; | |
302 | } | |
303 | ||
304 | #define OCFS2_FILECHECK_ARGS_LEN 24 | |
305 | static int | |
306 | ocfs2_filecheck_args_get_long(const char *buf, size_t count, | |
307 | unsigned long *val) | |
308 | { | |
309 | char buffer[OCFS2_FILECHECK_ARGS_LEN]; | |
310 | ||
311 | memcpy(buffer, buf, count); | |
312 | buffer[count] = '\0'; | |
313 | ||
314 | if (kstrtoul(buffer, 0, val)) | |
315 | return 1; | |
316 | ||
317 | return 0; | |
318 | } | |
319 | ||
320 | static int | |
321 | ocfs2_filecheck_type_parse(const char *name, unsigned int *type) | |
322 | { | |
323 | if (!strncmp(name, "fix", 4)) | |
324 | *type = OCFS2_FILECHECK_TYPE_FIX; | |
325 | else if (!strncmp(name, "check", 6)) | |
326 | *type = OCFS2_FILECHECK_TYPE_CHK; | |
327 | else if (!strncmp(name, "set", 4)) | |
328 | *type = OCFS2_FILECHECK_TYPE_SET; | |
329 | else | |
330 | return 1; | |
331 | ||
332 | return 0; | |
333 | } | |
334 | ||
335 | static int | |
336 | ocfs2_filecheck_args_parse(const char *name, const char *buf, size_t count, | |
337 | struct ocfs2_filecheck_args *args) | |
338 | { | |
339 | unsigned long val = 0; | |
340 | unsigned int type; | |
341 | ||
342 | /* too short/long args length */ | |
343 | if ((count < 1) || (count >= OCFS2_FILECHECK_ARGS_LEN)) | |
344 | return 1; | |
345 | ||
346 | if (ocfs2_filecheck_type_parse(name, &type)) | |
347 | return 1; | |
348 | if (ocfs2_filecheck_args_get_long(buf, count, &val)) | |
349 | return 1; | |
350 | ||
351 | if (val <= 0) | |
352 | return 1; | |
353 | ||
354 | args->fa_type = type; | |
355 | if (type == OCFS2_FILECHECK_TYPE_SET) | |
356 | args->fa_len = (unsigned int)val; | |
357 | else | |
358 | args->fa_ino = val; | |
359 | ||
360 | return 0; | |
361 | } | |
362 | ||
363 | static ssize_t ocfs2_filecheck_show(struct kobject *kobj, | |
364 | struct kobj_attribute *attr, | |
365 | char *buf) | |
366 | { | |
367 | ||
368 | ssize_t ret = 0, total = 0, remain = PAGE_SIZE; | |
369 | unsigned int type; | |
370 | struct ocfs2_filecheck_entry *p; | |
371 | struct ocfs2_filecheck_sysfs_entry *ent; | |
372 | ||
373 | if (ocfs2_filecheck_type_parse(attr->attr.name, &type)) | |
374 | return -EINVAL; | |
375 | ||
376 | ent = ocfs2_filecheck_sysfs_get(kobj->parent->name); | |
377 | if (!ent) { | |
378 | mlog(ML_ERROR, | |
379 | "Cannot get the corresponding entry via device basename %s\n", | |
380 | kobj->name); | |
381 | return -ENODEV; | |
382 | } | |
383 | ||
384 | if (type == OCFS2_FILECHECK_TYPE_SET) { | |
385 | spin_lock(&ent->fs_fcheck->fc_lock); | |
386 | total = snprintf(buf, remain, "%u\n", ent->fs_fcheck->fc_max); | |
387 | spin_unlock(&ent->fs_fcheck->fc_lock); | |
388 | goto exit; | |
389 | } | |
390 | ||
391 | ret = snprintf(buf, remain, "INO\t\tDONE\tERROR\n"); | |
392 | total += ret; | |
393 | remain -= ret; | |
394 | spin_lock(&ent->fs_fcheck->fc_lock); | |
395 | list_for_each_entry(p, &ent->fs_fcheck->fc_head, fe_list) { | |
396 | if (p->fe_type != type) | |
397 | continue; | |
398 | ||
399 | ret = snprintf(buf + total, remain, "%lu\t\t%u\t%s\n", | |
400 | p->fe_ino, p->fe_done, | |
401 | ocfs2_filecheck_error(p->fe_status)); | |
402 | if (ret < 0) { | |
403 | total = ret; | |
404 | break; | |
405 | } | |
406 | if (ret == remain) { | |
407 | /* snprintf() didn't fit */ | |
408 | total = -E2BIG; | |
409 | break; | |
410 | } | |
411 | total += ret; | |
412 | remain -= ret; | |
413 | } | |
414 | spin_unlock(&ent->fs_fcheck->fc_lock); | |
415 | ||
416 | exit: | |
417 | ocfs2_filecheck_sysfs_put(ent); | |
418 | return total; | |
419 | } | |
420 | ||
421 | static int | |
422 | ocfs2_filecheck_erase_entry(struct ocfs2_filecheck_sysfs_entry *ent) | |
423 | { | |
424 | struct ocfs2_filecheck_entry *p; | |
425 | ||
426 | list_for_each_entry(p, &ent->fs_fcheck->fc_head, fe_list) { | |
427 | if (p->fe_done) { | |
428 | list_del(&p->fe_list); | |
429 | kfree(p); | |
430 | ent->fs_fcheck->fc_size--; | |
431 | ent->fs_fcheck->fc_done--; | |
432 | return 1; | |
433 | } | |
434 | } | |
435 | ||
436 | return 0; | |
437 | } | |
438 | ||
439 | static int | |
440 | ocfs2_filecheck_erase_entries(struct ocfs2_filecheck_sysfs_entry *ent, | |
441 | unsigned int count) | |
442 | { | |
443 | unsigned int i = 0; | |
444 | unsigned int ret = 0; | |
445 | ||
446 | while (i++ < count) { | |
447 | if (ocfs2_filecheck_erase_entry(ent)) | |
448 | ret++; | |
449 | else | |
450 | break; | |
451 | } | |
452 | ||
453 | return (ret == count ? 1 : 0); | |
454 | } | |
455 | ||
456 | static void | |
457 | ocfs2_filecheck_done_entry(struct ocfs2_filecheck_sysfs_entry *ent, | |
458 | struct ocfs2_filecheck_entry *entry) | |
459 | { | |
a860f6eb | 460 | spin_lock(&ent->fs_fcheck->fc_lock); |
8fc2cb4b | 461 | entry->fe_done = 1; |
a860f6eb GH |
462 | ent->fs_fcheck->fc_done++; |
463 | spin_unlock(&ent->fs_fcheck->fc_lock); | |
464 | } | |
465 | ||
466 | static unsigned int | |
467 | ocfs2_filecheck_handle(struct super_block *sb, | |
468 | unsigned long ino, unsigned int flags) | |
469 | { | |
470 | unsigned int ret = OCFS2_FILECHECK_ERR_SUCCESS; | |
471 | struct inode *inode = NULL; | |
472 | int rc; | |
473 | ||
474 | inode = ocfs2_iget(OCFS2_SB(sb), ino, flags, 0); | |
475 | if (IS_ERR(inode)) { | |
476 | rc = (int)(-(long)inode); | |
477 | if (rc >= OCFS2_FILECHECK_ERR_START && | |
478 | rc < OCFS2_FILECHECK_ERR_END) | |
479 | ret = rc; | |
480 | else | |
481 | ret = OCFS2_FILECHECK_ERR_FAILED; | |
482 | } else | |
483 | iput(inode); | |
484 | ||
485 | return ret; | |
486 | } | |
487 | ||
488 | static void | |
489 | ocfs2_filecheck_handle_entry(struct ocfs2_filecheck_sysfs_entry *ent, | |
490 | struct ocfs2_filecheck_entry *entry) | |
491 | { | |
492 | if (entry->fe_type == OCFS2_FILECHECK_TYPE_CHK) | |
493 | entry->fe_status = ocfs2_filecheck_handle(ent->fs_sb, | |
494 | entry->fe_ino, OCFS2_FI_FLAG_FILECHECK_CHK); | |
495 | else if (entry->fe_type == OCFS2_FILECHECK_TYPE_FIX) | |
496 | entry->fe_status = ocfs2_filecheck_handle(ent->fs_sb, | |
497 | entry->fe_ino, OCFS2_FI_FLAG_FILECHECK_FIX); | |
498 | else | |
499 | entry->fe_status = OCFS2_FILECHECK_ERR_UNSUPPORTED; | |
500 | ||
501 | ocfs2_filecheck_done_entry(ent, entry); | |
502 | } | |
503 | ||
504 | static ssize_t ocfs2_filecheck_store(struct kobject *kobj, | |
505 | struct kobj_attribute *attr, | |
506 | const char *buf, size_t count) | |
507 | { | |
508 | struct ocfs2_filecheck_args args; | |
509 | struct ocfs2_filecheck_entry *entry; | |
510 | struct ocfs2_filecheck_sysfs_entry *ent; | |
511 | ssize_t ret = 0; | |
512 | ||
513 | if (count == 0) | |
514 | return count; | |
515 | ||
516 | if (ocfs2_filecheck_args_parse(attr->attr.name, buf, count, &args)) { | |
517 | mlog(ML_ERROR, "Invalid arguments for online file check\n"); | |
518 | return -EINVAL; | |
519 | } | |
520 | ||
521 | ent = ocfs2_filecheck_sysfs_get(kobj->parent->name); | |
522 | if (!ent) { | |
523 | mlog(ML_ERROR, | |
524 | "Cannot get the corresponding entry via device basename %s\n", | |
525 | kobj->parent->name); | |
526 | return -ENODEV; | |
527 | } | |
528 | ||
529 | if (args.fa_type == OCFS2_FILECHECK_TYPE_SET) { | |
530 | ret = ocfs2_filecheck_adjust_max(ent, args.fa_len); | |
531 | goto exit; | |
532 | } | |
533 | ||
534 | entry = kmalloc(sizeof(struct ocfs2_filecheck_entry), GFP_NOFS); | |
535 | if (!entry) { | |
536 | ret = -ENOMEM; | |
537 | goto exit; | |
538 | } | |
539 | ||
540 | spin_lock(&ent->fs_fcheck->fc_lock); | |
541 | if ((ent->fs_fcheck->fc_size >= ent->fs_fcheck->fc_max) && | |
542 | (ent->fs_fcheck->fc_done == 0)) { | |
8fc2cb4b | 543 | mlog(ML_NOTICE, |
a860f6eb GH |
544 | "Cannot do more file check " |
545 | "since file check queue(%u) is full now\n", | |
546 | ent->fs_fcheck->fc_max); | |
8fc2cb4b | 547 | ret = -EAGAIN; |
a860f6eb GH |
548 | kfree(entry); |
549 | } else { | |
550 | if ((ent->fs_fcheck->fc_size >= ent->fs_fcheck->fc_max) && | |
551 | (ent->fs_fcheck->fc_done > 0)) { | |
552 | /* Delete the oldest entry which was done, | |
553 | * make sure the entry size in list does | |
554 | * not exceed maximum value | |
555 | */ | |
556 | BUG_ON(!ocfs2_filecheck_erase_entry(ent)); | |
557 | } | |
558 | ||
559 | entry->fe_ino = args.fa_ino; | |
560 | entry->fe_type = args.fa_type; | |
561 | entry->fe_done = 0; | |
562 | entry->fe_status = OCFS2_FILECHECK_ERR_INPROGRESS; | |
563 | list_add_tail(&entry->fe_list, &ent->fs_fcheck->fc_head); | |
564 | ent->fs_fcheck->fc_size++; | |
565 | } | |
566 | spin_unlock(&ent->fs_fcheck->fc_lock); | |
567 | ||
568 | if (!ret) | |
569 | ocfs2_filecheck_handle_entry(ent, entry); | |
570 | ||
571 | exit: | |
572 | ocfs2_filecheck_sysfs_put(ent); | |
573 | return (!ret ? count : ret); | |
574 | } |