sysfs.c (ac92985864e187a1735502f6a02f54eaa655b2aa) sysfs.c (643fa9612bf1a29153eee46fd398117632f93cbe)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * f2fs sysfs interface
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 * Copyright (c) 2017 Chao Yu <chao@kernel.org>
8 */

--- 208 unchanged lines hidden (view full) ---

217 ui = (unsigned int *)(ptr + a->offset);
218
219 ret = kstrtoul(skip_spaces(buf), 0, &t);
220 if (ret < 0)
221 return ret;
222#ifdef CONFIG_F2FS_FAULT_INJECTION
223 if (a->struct_type == FAULT_INFO_TYPE && t >= (1 << FAULT_MAX))
224 return -EINVAL;
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * f2fs sysfs interface
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 * Copyright (c) 2017 Chao Yu <chao@kernel.org>
8 */

--- 208 unchanged lines hidden (view full) ---

217 ui = (unsigned int *)(ptr + a->offset);
218
219 ret = kstrtoul(skip_spaces(buf), 0, &t);
220 if (ret < 0)
221 return ret;
222#ifdef CONFIG_F2FS_FAULT_INJECTION
223 if (a->struct_type == FAULT_INFO_TYPE && t >= (1 << FAULT_MAX))
224 return -EINVAL;
225 if (a->struct_type == FAULT_INFO_RATE && t >= UINT_MAX)
226 return -EINVAL;
227#endif
228 if (a->struct_type == RESERVED_BLOCKS) {
229 spin_lock(&sbi->stat_lock);
230 if (t > (unsigned long)(sbi->user_block_count -
231 F2FS_OPTION(sbi).root_reserved_blocks)) {
232 spin_unlock(&sbi->stat_lock);
233 return -EINVAL;
234 }

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275 sbi->gc_mode = GC_IDLE_CB;
276 else if (t == GC_IDLE_GREEDY)
277 sbi->gc_mode = GC_IDLE_GREEDY;
278 else
279 sbi->gc_mode = GC_NORMAL;
280 return count;
281 }
282
225#endif
226 if (a->struct_type == RESERVED_BLOCKS) {
227 spin_lock(&sbi->stat_lock);
228 if (t > (unsigned long)(sbi->user_block_count -
229 F2FS_OPTION(sbi).root_reserved_blocks)) {
230 spin_unlock(&sbi->stat_lock);
231 return -EINVAL;
232 }

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273 sbi->gc_mode = GC_IDLE_CB;
274 else if (t == GC_IDLE_GREEDY)
275 sbi->gc_mode = GC_IDLE_GREEDY;
276 else
277 sbi->gc_mode = GC_NORMAL;
278 return count;
279 }
280
281 *ui = t;
283
282
284 if (!strcmp(a->attr.name, "iostat_enable")) {
285 sbi->iostat_enable = !!t;
286 if (!sbi->iostat_enable)
287 f2fs_reset_iostat(sbi);
288 return count;
289 }
290
291 *ui = (unsigned int)t;
292
283 if (!strcmp(a->attr.name, "iostat_enable") && *ui == 0)
284 f2fs_reset_iostat(sbi);
293 return count;
294}
295
296static ssize_t f2fs_sbi_store(struct f2fs_attr *a,
297 struct f2fs_sb_info *sbi,
298 const char *buf, size_t count)
299{
300 ssize_t ret;

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434F2FS_RW_ATTR(FAULT_INFO_RATE, f2fs_fault_info, inject_rate, inject_rate);
435F2FS_RW_ATTR(FAULT_INFO_TYPE, f2fs_fault_info, inject_type, inject_type);
436#endif
437F2FS_GENERAL_RO_ATTR(dirty_segments);
438F2FS_GENERAL_RO_ATTR(lifetime_write_kbytes);
439F2FS_GENERAL_RO_ATTR(features);
440F2FS_GENERAL_RO_ATTR(current_reserved_blocks);
441
285 return count;
286}
287
288static ssize_t f2fs_sbi_store(struct f2fs_attr *a,
289 struct f2fs_sb_info *sbi,
290 const char *buf, size_t count)
291{
292 ssize_t ret;

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426F2FS_RW_ATTR(FAULT_INFO_RATE, f2fs_fault_info, inject_rate, inject_rate);
427F2FS_RW_ATTR(FAULT_INFO_TYPE, f2fs_fault_info, inject_type, inject_type);
428#endif
429F2FS_GENERAL_RO_ATTR(dirty_segments);
430F2FS_GENERAL_RO_ATTR(lifetime_write_kbytes);
431F2FS_GENERAL_RO_ATTR(features);
432F2FS_GENERAL_RO_ATTR(current_reserved_blocks);
433
442#ifdef CONFIG_F2FS_FS_ENCRYPTION
434#ifdef CONFIG_FS_ENCRYPTION
443F2FS_FEATURE_RO_ATTR(encryption, FEAT_CRYPTO);
444#endif
445#ifdef CONFIG_BLK_DEV_ZONED
446F2FS_FEATURE_RO_ATTR(block_zoned, FEAT_BLKZONED);
447#endif
448F2FS_FEATURE_RO_ATTR(atomic_write, FEAT_ATOMIC_WRITE);
449F2FS_FEATURE_RO_ATTR(extra_attr, FEAT_EXTRA_ATTR);
450F2FS_FEATURE_RO_ATTR(project_quota, FEAT_PROJECT_QUOTA);

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495 ATTR_LIST(lifetime_write_kbytes),
496 ATTR_LIST(features),
497 ATTR_LIST(reserved_blocks),
498 ATTR_LIST(current_reserved_blocks),
499 NULL,
500};
501
502static struct attribute *f2fs_feat_attrs[] = {
435F2FS_FEATURE_RO_ATTR(encryption, FEAT_CRYPTO);
436#endif
437#ifdef CONFIG_BLK_DEV_ZONED
438F2FS_FEATURE_RO_ATTR(block_zoned, FEAT_BLKZONED);
439#endif
440F2FS_FEATURE_RO_ATTR(atomic_write, FEAT_ATOMIC_WRITE);
441F2FS_FEATURE_RO_ATTR(extra_attr, FEAT_EXTRA_ATTR);
442F2FS_FEATURE_RO_ATTR(project_quota, FEAT_PROJECT_QUOTA);

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487 ATTR_LIST(lifetime_write_kbytes),
488 ATTR_LIST(features),
489 ATTR_LIST(reserved_blocks),
490 ATTR_LIST(current_reserved_blocks),
491 NULL,
492};
493
494static struct attribute *f2fs_feat_attrs[] = {
503#ifdef CONFIG_F2FS_FS_ENCRYPTION
495#ifdef CONFIG_FS_ENCRYPTION
504 ATTR_LIST(encryption),
505#endif
506#ifdef CONFIG_BLK_DEV_ZONED
507 ATTR_LIST(block_zoned),
508#endif
509 ATTR_LIST(atomic_write),
510 ATTR_LIST(extra_attr),
511 ATTR_LIST(project_quota),

--- 221 unchanged lines hidden --- 		496 ATTR_LIST(encryption),
497#endif
498#ifdef CONFIG_BLK_DEV_ZONED
499 ATTR_LIST(block_zoned),
500#endif
501 ATTR_LIST(atomic_write),
502 ATTR_LIST(extra_attr),
503 ATTR_LIST(project_quota),

--- 221 unchanged lines hidden ---