45 static unsigned char *__struct_ptr(struct f2fs_sb_info *sbi, int struct_type)  in __struct_ptr()  argument
48 		return (unsigned char *)sbi->gc_thread;  in __struct_ptr()
50 		return (unsigned char *)SM_I(sbi);  in __struct_ptr()
52 		return (unsigned char *)SM_I(sbi)->dcc_info;  in __struct_ptr()
54 		return (unsigned char *)NM_I(sbi);  in __struct_ptr()
56 		return (unsigned char *)sbi;  in __struct_ptr()
60 		return (unsigned char *)&F2FS_OPTION(sbi).fault_info;  in __struct_ptr()
66 		struct f2fs_sb_info *sbi, char *buf)  in dirty_segments_show()  argument
69 		(unsigned long long)(dirty_segments(sbi)));  in dirty_segments_show()
73 		struct f2fs_sb_info *sbi, char *buf)  in unusable_show()  argument
77 	if (test_opt(sbi, DISABLE_CHECKPOINT))  in unusable_show()
78 		unusable = sbi->unusable_block_count;  in unusable_show()
80 		unusable = f2fs_get_unusable_blocks(sbi);  in unusable_show()
86 		struct f2fs_sb_info *sbi, char *buf)  in encoding_show()  argument
89 	if (f2fs_sb_has_casefold(sbi))  in encoding_show()
91 			sbi->s_encoding->charset,  in encoding_show()
92 			(sbi->s_encoding->version >> 16) & 0xff,  in encoding_show()
93 			(sbi->s_encoding->version >> 8) & 0xff,  in encoding_show()
94 			sbi->s_encoding->version & 0xff);  in encoding_show()
100 		struct f2fs_sb_info *sbi, char *buf)  in lifetime_write_kbytes_show()  argument
102 	struct super_block *sb = sbi->sb;  in lifetime_write_kbytes_show()
108 		(unsigned long long)(sbi->kbytes_written +  in lifetime_write_kbytes_show()
109 			BD_PART_WRITTEN(sbi)));  in lifetime_write_kbytes_show()
113 		struct f2fs_sb_info *sbi, char *buf)  in features_show()  argument
115 	struct super_block *sb = sbi->sb;  in features_show()
121 	if (f2fs_sb_has_encrypt(sbi))  in features_show()
124 	if (f2fs_sb_has_blkzoned(sbi))  in features_show()
127 	if (f2fs_sb_has_extra_attr(sbi))  in features_show()
130 	if (f2fs_sb_has_project_quota(sbi))  in features_show()
133 	if (f2fs_sb_has_inode_chksum(sbi))  in features_show()
136 	if (f2fs_sb_has_flexible_inline_xattr(sbi))  in features_show()
139 	if (f2fs_sb_has_quota_ino(sbi))  in features_show()
142 	if (f2fs_sb_has_inode_crtime(sbi))  in features_show()
145 	if (f2fs_sb_has_lost_found(sbi))  in features_show()
148 	if (f2fs_sb_has_verity(sbi))  in features_show()
151 	if (f2fs_sb_has_sb_chksum(sbi))  in features_show()
154 	if (f2fs_sb_has_casefold(sbi))  in features_show()
162 					struct f2fs_sb_info *sbi, char *buf)  in current_reserved_blocks_show()  argument
164 	return snprintf(buf, PAGE_SIZE, "%u\n", sbi->current_reserved_blocks);  in current_reserved_blocks_show()
168 			struct f2fs_sb_info *sbi, char *buf)  in f2fs_sbi_show()  argument
173 	ptr = __struct_ptr(sbi, a->struct_type);  in f2fs_sbi_show()
179 					sbi->raw_super->extension_list;  in f2fs_sbi_show()
180 		int cold_count = le32_to_cpu(sbi->raw_super->extension_count);  in f2fs_sbi_show()
181 		int hot_count = sbi->raw_super->hot_ext_count;  in f2fs_sbi_show()
204 			struct f2fs_sb_info *sbi,  in __sbi_store()  argument
212 	ptr = __struct_ptr(sbi, a->struct_type);  in __sbi_store()
237 		down_write(&sbi->sb_lock);  in __sbi_store()
239 		ret = f2fs_update_extension_list(sbi, name, hot, set);  in __sbi_store()
243 		ret = f2fs_commit_super(sbi, false);  in __sbi_store()
245 			f2fs_update_extension_list(sbi, name, hot, !set);  in __sbi_store()
247 		up_write(&sbi->sb_lock);  in __sbi_store()
263 		spin_lock(&sbi->stat_lock);  in __sbi_store()
264 		if (t > (unsigned long)(sbi->user_block_count -  in __sbi_store()
265 				F2FS_OPTION(sbi).root_reserved_blocks)) {  in __sbi_store()
266 			spin_unlock(&sbi->stat_lock);  in __sbi_store()
270 		sbi->current_reserved_blocks = min(sbi->reserved_blocks,  in __sbi_store()
271 				sbi->user_block_count - valid_user_blocks(sbi));  in __sbi_store()
272 		spin_unlock(&sbi->stat_lock);  in __sbi_store()
286 		if (t == 0 || t > sbi->segs_per_sec)  in __sbi_store()
295 			sbi->gc_mode = GC_URGENT;  in __sbi_store()
296 			if (sbi->gc_thread) {  in __sbi_store()
297 				sbi->gc_thread->gc_wake = 1;  in __sbi_store()
299 					&sbi->gc_thread->gc_wait_queue_head);  in __sbi_store()
300 				wake_up_discard_thread(sbi, true);  in __sbi_store()
303 			sbi->gc_mode = GC_NORMAL;  in __sbi_store()
309 			sbi->gc_mode = GC_IDLE_CB;  in __sbi_store()
311 			sbi->gc_mode = GC_IDLE_GREEDY;  in __sbi_store()
313 			sbi->gc_mode = GC_NORMAL;  in __sbi_store()
319 		sbi->iostat_enable = !!t;  in __sbi_store()
320 		if (!sbi->iostat_enable)  in __sbi_store()
321 			f2fs_reset_iostat(sbi);  in __sbi_store()
331 			struct f2fs_sb_info *sbi,  in f2fs_sbi_store()  argument
339 		if (!down_read_trylock(&sbi->sb->s_umount))  in f2fs_sbi_store()
342 	ret = __sbi_store(a, sbi, buf, count);  in f2fs_sbi_store()
344 		up_read(&sbi->sb->s_umount);  in f2fs_sbi_store()
352 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_attr_show()  local
356 	return a->show ? a->show(a, sbi, buf) : 0;  in f2fs_attr_show()
362 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_attr_store()  local
366 	return a->store ? a->store(a, sbi, buf, len) : 0;  in f2fs_attr_store()
371 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_sb_release()  local
373 	complete(&sbi->s_kobj_unregister);  in f2fs_sb_release()
393 		struct f2fs_sb_info *sbi, char *buf)  in f2fs_feature_show()  argument
608 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in segment_info_seq_show()  local
610 			le32_to_cpu(sbi->raw_super->segment_count_main);  in segment_info_seq_show()
617 		struct seg_entry *se = get_seg_entry(sbi, i);  in segment_info_seq_show()
635 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in segment_bits_seq_show()  local
637 			le32_to_cpu(sbi->raw_super->segment_count_main);  in segment_bits_seq_show()
644 		struct seg_entry *se = get_seg_entry(sbi, i);  in segment_bits_seq_show()
659 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in iostat_info_seq_show()  local
662 	if (!sbi->iostat_enable)  in iostat_info_seq_show()
669 				sbi->write_iostat[APP_BUFFERED_IO]);  in iostat_info_seq_show()
671 				sbi->write_iostat[APP_DIRECT_IO]);  in iostat_info_seq_show()
673 				sbi->write_iostat[APP_MAPPED_IO]);  in iostat_info_seq_show()
677 				sbi->write_iostat[FS_DATA_IO]);  in iostat_info_seq_show()
679 				sbi->write_iostat[FS_NODE_IO]);  in iostat_info_seq_show()
681 				sbi->write_iostat[FS_META_IO]);  in iostat_info_seq_show()
683 				sbi->write_iostat[FS_GC_DATA_IO]);  in iostat_info_seq_show()
685 				sbi->write_iostat[FS_GC_NODE_IO]);  in iostat_info_seq_show()
687 				sbi->write_iostat[FS_CP_DATA_IO]);  in iostat_info_seq_show()
689 				sbi->write_iostat[FS_CP_NODE_IO]);  in iostat_info_seq_show()
691 				sbi->write_iostat[FS_CP_META_IO]);  in iostat_info_seq_show()
693 				sbi->write_iostat[FS_DISCARD]);  in iostat_info_seq_show()
702 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in victim_bits_seq_show()  local
703 	struct dirty_seglist_info *dirty_i = DIRTY_I(sbi);  in victim_bits_seq_show()
708 	for (i = 0; i < MAIN_SECS(sbi); i++) {  in victim_bits_seq_show()
712 		if ((i % 10) == 9 || i == (MAIN_SECS(sbi) - 1))  in victim_bits_seq_show()
747 int f2fs_register_sysfs(struct f2fs_sb_info *sbi)  in f2fs_register_sysfs()  argument
749 	struct super_block *sb = sbi->sb;  in f2fs_register_sysfs()
752 	sbi->s_kobj.kset = &f2fs_kset;  in f2fs_register_sysfs()
753 	init_completion(&sbi->s_kobj_unregister);  in f2fs_register_sysfs()
754 	err = kobject_init_and_add(&sbi->s_kobj, &f2fs_sb_ktype, NULL,  in f2fs_register_sysfs()
760 		sbi->s_proc = proc_mkdir(sb->s_id, f2fs_proc_root);  in f2fs_register_sysfs()
762 	if (sbi->s_proc) {  in f2fs_register_sysfs()
763 		proc_create_single_data("segment_info", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
765 		proc_create_single_data("segment_bits", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
767 		proc_create_single_data("iostat_info", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
769 		proc_create_single_data("victim_bits", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
775 void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi)  in f2fs_unregister_sysfs()  argument
777 	if (sbi->s_proc) {  in f2fs_unregister_sysfs()
778 		remove_proc_entry("iostat_info", sbi->s_proc);  in f2fs_unregister_sysfs()
779 		remove_proc_entry("segment_info", sbi->s_proc);  in f2fs_unregister_sysfs()
780 		remove_proc_entry("segment_bits", sbi->s_proc);  in f2fs_unregister_sysfs()
781 		remove_proc_entry("victim_bits", sbi->s_proc);  in f2fs_unregister_sysfs()
782 		remove_proc_entry(sbi->sb->s_id, f2fs_proc_root);  in f2fs_unregister_sysfs()
784 	kobject_del(&sbi->s_kobj);  in f2fs_unregister_sysfs()