47 static unsigned char *__struct_ptr(struct f2fs_sb_info *sbi, int struct_type)  in __struct_ptr()  argument
50 		return (unsigned char *)sbi->gc_thread;  in __struct_ptr()
52 		return (unsigned char *)SM_I(sbi);  in __struct_ptr()
54 		return (unsigned char *)SM_I(sbi)->dcc_info;  in __struct_ptr()
56 		return (unsigned char *)NM_I(sbi);  in __struct_ptr()
58 		return (unsigned char *)sbi;  in __struct_ptr()
62 		return (unsigned char *)&F2FS_OPTION(sbi).fault_info;  in __struct_ptr()
68 		struct f2fs_sb_info *sbi, char *buf)  in dirty_segments_show()  argument
71 		(unsigned long long)(dirty_segments(sbi)));  in dirty_segments_show()
75 		struct f2fs_sb_info *sbi, char *buf)  in lifetime_write_kbytes_show()  argument
77 	struct super_block *sb = sbi->sb;  in lifetime_write_kbytes_show()
83 		(unsigned long long)(sbi->kbytes_written +  in lifetime_write_kbytes_show()
84 			BD_PART_WRITTEN(sbi)));  in lifetime_write_kbytes_show()
88 		struct f2fs_sb_info *sbi, char *buf)  in features_show()  argument
90 	struct super_block *sb = sbi->sb;  in features_show()
128 					struct f2fs_sb_info *sbi, char *buf)  in current_reserved_blocks_show()  argument
130 	return snprintf(buf, PAGE_SIZE, "%u\n", sbi->current_reserved_blocks);  in current_reserved_blocks_show()
134 			struct f2fs_sb_info *sbi, char *buf)  in f2fs_sbi_show()  argument
139 	ptr = __struct_ptr(sbi, a->struct_type);  in f2fs_sbi_show()
145 					sbi->raw_super->extension_list;  in f2fs_sbi_show()
146 		int cold_count = le32_to_cpu(sbi->raw_super->extension_count);  in f2fs_sbi_show()
147 		int hot_count = sbi->raw_super->hot_ext_count;  in f2fs_sbi_show()
170 			struct f2fs_sb_info *sbi,  in __sbi_store()  argument
178 	ptr = __struct_ptr(sbi, a->struct_type);  in __sbi_store()
203 		down_write(&sbi->sb_lock);  in __sbi_store()
205 		ret = f2fs_update_extension_list(sbi, name, hot, set);  in __sbi_store()
209 		ret = f2fs_commit_super(sbi, false);  in __sbi_store()
211 			f2fs_update_extension_list(sbi, name, hot, !set);  in __sbi_store()
213 		up_write(&sbi->sb_lock);  in __sbi_store()
227 		spin_lock(&sbi->stat_lock);  in __sbi_store()
228 		if (t > (unsigned long)(sbi->user_block_count -  in __sbi_store()
229 				F2FS_OPTION(sbi).root_reserved_blocks)) {  in __sbi_store()
230 			spin_unlock(&sbi->stat_lock);  in __sbi_store()
234 		sbi->current_reserved_blocks = min(sbi->reserved_blocks,  in __sbi_store()
235 				sbi->user_block_count - valid_user_blocks(sbi));  in __sbi_store()
236 		spin_unlock(&sbi->stat_lock);  in __sbi_store()
254 			sbi->gc_mode = GC_URGENT;  in __sbi_store()
255 			if (sbi->gc_thread) {  in __sbi_store()
256 				sbi->gc_thread->gc_wake = 1;  in __sbi_store()
258 					&sbi->gc_thread->gc_wait_queue_head);  in __sbi_store()
259 				wake_up_discard_thread(sbi, true);  in __sbi_store()
262 			sbi->gc_mode = GC_NORMAL;  in __sbi_store()
268 			sbi->gc_mode = GC_IDLE_CB;  in __sbi_store()
270 			sbi->gc_mode = GC_IDLE_GREEDY;  in __sbi_store()
272 			sbi->gc_mode = GC_NORMAL;  in __sbi_store()
279 		f2fs_reset_iostat(sbi);  in __sbi_store()
284 			struct f2fs_sb_info *sbi,  in f2fs_sbi_store()  argument
292 		if (!down_read_trylock(&sbi->sb->s_umount))  in f2fs_sbi_store()
295 	ret = __sbi_store(a, sbi, buf, count);  in f2fs_sbi_store()
297 		up_read(&sbi->sb->s_umount);  in f2fs_sbi_store()
305 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_attr_show()  local
309 	return a->show ? a->show(a, sbi, buf) : 0;  in f2fs_attr_show()
315 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_attr_store()  local
319 	return a->store ? a->store(a, sbi, buf, len) : 0;  in f2fs_attr_store()
324 	struct f2fs_sb_info *sbi = container_of(kobj, struct f2fs_sb_info,  in f2fs_sb_release()  local
326 	complete(&sbi->s_kobj_unregister);  in f2fs_sb_release()
343 		struct f2fs_sb_info *sbi, char *buf)  in f2fs_feature_show()  argument
529 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in segment_info_seq_show()  local
531 			le32_to_cpu(sbi->raw_super->segment_count_main);  in segment_info_seq_show()
538 		struct seg_entry *se = get_seg_entry(sbi, i);  in segment_info_seq_show()
543 					get_valid_blocks(sbi, i, false));  in segment_info_seq_show()
557 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in segment_bits_seq_show()  local
559 			le32_to_cpu(sbi->raw_super->segment_count_main);  in segment_bits_seq_show()
566 		struct seg_entry *se = get_seg_entry(sbi, i);  in segment_bits_seq_show()
570 					get_valid_blocks(sbi, i, false));  in segment_bits_seq_show()
582 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in iostat_info_seq_show()  local
585 	if (!sbi->iostat_enable)  in iostat_info_seq_show()
592 				sbi->write_iostat[APP_BUFFERED_IO]);  in iostat_info_seq_show()
594 				sbi->write_iostat[APP_DIRECT_IO]);  in iostat_info_seq_show()
596 				sbi->write_iostat[APP_MAPPED_IO]);  in iostat_info_seq_show()
600 				sbi->write_iostat[FS_DATA_IO]);  in iostat_info_seq_show()
602 				sbi->write_iostat[FS_NODE_IO]);  in iostat_info_seq_show()
604 				sbi->write_iostat[FS_META_IO]);  in iostat_info_seq_show()
606 				sbi->write_iostat[FS_GC_DATA_IO]);  in iostat_info_seq_show()
608 				sbi->write_iostat[FS_GC_NODE_IO]);  in iostat_info_seq_show()
610 				sbi->write_iostat[FS_CP_DATA_IO]);  in iostat_info_seq_show()
612 				sbi->write_iostat[FS_CP_NODE_IO]);  in iostat_info_seq_show()
614 				sbi->write_iostat[FS_CP_META_IO]);  in iostat_info_seq_show()
616 				sbi->write_iostat[FS_DISCARD]);  in iostat_info_seq_show()
625 	struct f2fs_sb_info *sbi = F2FS_SB(sb);  in victim_bits_seq_show()  local
626 	struct dirty_seglist_info *dirty_i = DIRTY_I(sbi);  in victim_bits_seq_show()
631 	for (i = 0; i < MAIN_SECS(sbi); i++) {  in victim_bits_seq_show()
635 		if ((i % 10) == 9 || i == (MAIN_SECS(sbi) - 1))  in victim_bits_seq_show()
670 int f2fs_register_sysfs(struct f2fs_sb_info *sbi)  in f2fs_register_sysfs()  argument
672 	struct super_block *sb = sbi->sb;  in f2fs_register_sysfs()
675 	sbi->s_kobj.kset = &f2fs_kset;  in f2fs_register_sysfs()
676 	init_completion(&sbi->s_kobj_unregister);  in f2fs_register_sysfs()
677 	err = kobject_init_and_add(&sbi->s_kobj, &f2fs_sb_ktype, NULL,  in f2fs_register_sysfs()
683 		sbi->s_proc = proc_mkdir(sb->s_id, f2fs_proc_root);  in f2fs_register_sysfs()
685 	if (sbi->s_proc) {  in f2fs_register_sysfs()
686 		proc_create_single_data("segment_info", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
688 		proc_create_single_data("segment_bits", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
690 		proc_create_single_data("iostat_info", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
692 		proc_create_single_data("victim_bits", S_IRUGO, sbi->s_proc,  in f2fs_register_sysfs()
698 void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi)  in f2fs_unregister_sysfs()  argument
700 	if (sbi->s_proc) {  in f2fs_unregister_sysfs()
701 		remove_proc_entry("iostat_info", sbi->s_proc);  in f2fs_unregister_sysfs()
702 		remove_proc_entry("segment_info", sbi->s_proc);  in f2fs_unregister_sysfs()
703 		remove_proc_entry("segment_bits", sbi->s_proc);  in f2fs_unregister_sysfs()
704 		remove_proc_entry("victim_bits", sbi->s_proc);  in f2fs_unregister_sysfs()
705 		remove_proc_entry(sbi->sb->s_id, f2fs_proc_root);  in f2fs_unregister_sysfs()
707 	kobject_del(&sbi->s_kobj);  in f2fs_unregister_sysfs()