28 static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,  in sanity_check_seg_type()  argument
31 	f2fs_bug_on(sbi, seg_type >= NR_PERSISTENT_LOG);  in sanity_check_seg_type()
38 #define IS_CURSEG(sbi, seg)						\  argument
39 	(((seg) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno) ||	\
40 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno) ||	\
41 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno) ||	\
42 	 ((seg) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno) ||	\
43 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno) ||	\
44 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno) ||	\
45 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_DATA_PINNED)->segno) ||	\
46 	 ((seg) == CURSEG_I(sbi, CURSEG_ALL_DATA_ATGC)->segno))
48 #define IS_CURSEC(sbi, secno)						\  argument
49 	(((secno) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno /		\
50 	  (sbi)->segs_per_sec) ||	\
51 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno /		\
52 	  (sbi)->segs_per_sec) ||	\
53 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno /		\
54 	  (sbi)->segs_per_sec) ||	\
55 	 ((secno) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno /		\
56 	  (sbi)->segs_per_sec) ||	\
57 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno /		\
58 	  (sbi)->segs_per_sec) ||	\
59 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno /		\
60 	  (sbi)->segs_per_sec) ||	\
61 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA_PINNED)->segno /	\
62 	  (sbi)->segs_per_sec) ||	\
63 	 ((secno) == CURSEG_I(sbi, CURSEG_ALL_DATA_ATGC)->segno /	\
64 	  (sbi)->segs_per_sec))
66 #define MAIN_BLKADDR(sbi)						\  argument
67 	(SM_I(sbi) ? SM_I(sbi)->main_blkaddr : 				\
68 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->main_blkaddr))
69 #define SEG0_BLKADDR(sbi)						\  argument
70 	(SM_I(sbi) ? SM_I(sbi)->seg0_blkaddr : 				\
71 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment0_blkaddr))
73 #define MAIN_SEGS(sbi)	(SM_I(sbi)->main_segments)  argument
74 #define MAIN_SECS(sbi)	((sbi)->total_sections)  argument
76 #define TOTAL_SEGS(sbi)							\  argument
77 	(SM_I(sbi) ? SM_I(sbi)->segment_count : 				\
78 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment_count))
79 #define TOTAL_BLKS(sbi)	(TOTAL_SEGS(sbi) << (sbi)->log_blocks_per_seg)  argument
81 #define MAX_BLKADDR(sbi)	(SEG0_BLKADDR(sbi) + TOTAL_BLKS(sbi))  argument
82 #define SEGMENT_SIZE(sbi)	(1ULL << ((sbi)->log_blocksize +	\  argument
83 					(sbi)->log_blocks_per_seg))
85 #define START_BLOCK(sbi, segno)	(SEG0_BLKADDR(sbi) +			\  argument
86 	 (GET_R2L_SEGNO(FREE_I(sbi), segno) << (sbi)->log_blocks_per_seg))
88 #define NEXT_FREE_BLKADDR(sbi, curseg)					\  argument
89 	(START_BLOCK(sbi, (curseg)->segno) + (curseg)->next_blkoff)
91 #define GET_SEGOFF_FROM_SEG0(sbi, blk_addr)	((blk_addr) - SEG0_BLKADDR(sbi))  argument
92 #define GET_SEGNO_FROM_SEG0(sbi, blk_addr)				\  argument
93 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) >> (sbi)->log_blocks_per_seg)
94 #define GET_BLKOFF_FROM_SEG0(sbi, blk_addr)				\  argument
95 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & ((sbi)->blocks_per_seg - 1))
97 #define GET_SEGNO(sbi, blk_addr)					\  argument
99 	NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi),			\
100 		GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
101 #define BLKS_PER_SEC(sbi)					\  argument
102 	((sbi)->segs_per_sec * (sbi)->blocks_per_seg)
103 #define GET_SEC_FROM_SEG(sbi, segno)				\  argument
104 	((segno) / (sbi)->segs_per_sec)
105 #define GET_SEG_FROM_SEC(sbi, secno)				\  argument
106 	((secno) * (sbi)->segs_per_sec)
107 #define GET_ZONE_FROM_SEC(sbi, secno)				\  argument
108 	((secno) / (sbi)->secs_per_zone)
109 #define GET_ZONE_FROM_SEG(sbi, segno)				\  argument
110 	GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno))
112 #define GET_SUM_BLOCK(sbi, segno)				\  argument
113 	((sbi)->sm_info->ssa_blkaddr + (segno))
124 #define SIT_BLK_CNT(sbi)			\  argument
125 	DIV_ROUND_UP(MAIN_SEGS(sbi), SIT_ENTRY_PER_BLOCK)
331 static inline struct curseg_info *CURSEG_I(struct f2fs_sb_info *sbi, int type)  in CURSEG_I()  argument
333 	return (struct curseg_info *)(SM_I(sbi)->curseg_array + type);  in CURSEG_I()
336 static inline struct seg_entry *get_seg_entry(struct f2fs_sb_info *sbi,  in get_seg_entry()  argument
339 	struct sit_info *sit_i = SIT_I(sbi);  in get_seg_entry()
343 static inline struct sec_entry *get_sec_entry(struct f2fs_sb_info *sbi,  in get_sec_entry()  argument
346 	struct sit_info *sit_i = SIT_I(sbi);  in get_sec_entry()
347 	return &sit_i->sec_entries[GET_SEC_FROM_SEG(sbi, segno)];  in get_sec_entry()
350 static inline unsigned int get_valid_blocks(struct f2fs_sb_info *sbi,  in get_valid_blocks()  argument
357 	if (use_section && __is_large_section(sbi))  in get_valid_blocks()
358 		return get_sec_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
360 		return get_seg_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
363 static inline unsigned int get_ckpt_valid_blocks(struct f2fs_sb_info *sbi,  in get_ckpt_valid_blocks()  argument
366 	return get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in get_ckpt_valid_blocks()
393 static inline void seg_info_to_sit_page(struct f2fs_sb_info *sbi,  in seg_info_to_sit_page()  argument
400 					(unsigned long)MAIN_SEGS(sbi));  in seg_info_to_sit_page()
407 		se = get_seg_entry(sbi, start + i);  in seg_info_to_sit_page()
431 static inline void __set_free(struct f2fs_sb_info *sbi, unsigned int segno)  in __set_free()  argument
433 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_free()
434 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_free()
435 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_free()
437 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_free()
444 			start_segno + sbi->segs_per_sec, start_segno);  in __set_free()
452 static inline void __set_inuse(struct f2fs_sb_info *sbi,  in __set_inuse()  argument
455 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_inuse()
456 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_inuse()
464 static inline void __set_test_and_free(struct f2fs_sb_info *sbi,  in __set_test_and_free()  argument
467 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_free()
468 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_free()
469 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_test_and_free()
471 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_test_and_free()
477 		if (!inmem && IS_CURSEC(sbi, secno))  in __set_test_and_free()
480 				start_segno + sbi->segs_per_sec, start_segno);  in __set_test_and_free()
490 static inline void __set_test_and_inuse(struct f2fs_sb_info *sbi,  in __set_test_and_inuse()  argument
493 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_inuse()
494 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_inuse()
505 static inline void get_sit_bitmap(struct f2fs_sb_info *sbi,  in get_sit_bitmap()  argument
508 	struct sit_info *sit_i = SIT_I(sbi);  in get_sit_bitmap()
513 		f2fs_bug_on(sbi, 1);  in get_sit_bitmap()
518 static inline block_t written_block_count(struct f2fs_sb_info *sbi)  in written_block_count()  argument
520 	return SIT_I(sbi)->written_valid_blocks;  in written_block_count()
523 static inline unsigned int free_segments(struct f2fs_sb_info *sbi)  in free_segments()  argument
525 	return FREE_I(sbi)->free_segments;  in free_segments()
528 static inline unsigned int reserved_segments(struct f2fs_sb_info *sbi)  in reserved_segments()  argument
530 	return SM_I(sbi)->reserved_segments;  in reserved_segments()
533 static inline unsigned int free_sections(struct f2fs_sb_info *sbi)  in free_sections()  argument
535 	return FREE_I(sbi)->free_sections;  in free_sections()
538 static inline unsigned int prefree_segments(struct f2fs_sb_info *sbi)  in prefree_segments()  argument
540 	return DIRTY_I(sbi)->nr_dirty[PRE];  in prefree_segments()
543 static inline unsigned int dirty_segments(struct f2fs_sb_info *sbi)  in dirty_segments()  argument
545 	return DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_DATA] +  in dirty_segments()
546 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_DATA] +  in dirty_segments()
547 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_DATA] +  in dirty_segments()
548 		DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_NODE] +  in dirty_segments()
549 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_NODE] +  in dirty_segments()
550 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_NODE];  in dirty_segments()
553 static inline int overprovision_segments(struct f2fs_sb_info *sbi)  in overprovision_segments()  argument
555 	return SM_I(sbi)->ovp_segments;  in overprovision_segments()
558 static inline int reserved_sections(struct f2fs_sb_info *sbi)  in reserved_sections()  argument
560 	return GET_SEC_FROM_SEG(sbi, reserved_segments(sbi));  in reserved_sections()
563 static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi)  in has_curseg_enough_space()  argument
565 	unsigned int node_blocks = get_pages(sbi, F2FS_DIRTY_NODES) +  in has_curseg_enough_space()
566 					get_pages(sbi, F2FS_DIRTY_DENTS);  in has_curseg_enough_space()
567 	unsigned int dent_blocks = get_pages(sbi, F2FS_DIRTY_DENTS);  in has_curseg_enough_space()
573 		segno = CURSEG_I(sbi, i)->segno;  in has_curseg_enough_space()
574 		left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
575 				get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
582 	segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno;  in has_curseg_enough_space()
583 	left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
584 			get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
590 static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi,  in has_not_enough_free_secs()  argument
593 	int node_secs = get_blocktype_secs(sbi, F2FS_DIRTY_NODES);  in has_not_enough_free_secs()
594 	int dent_secs = get_blocktype_secs(sbi, F2FS_DIRTY_DENTS);  in has_not_enough_free_secs()
595 	int imeta_secs = get_blocktype_secs(sbi, F2FS_DIRTY_IMETA);  in has_not_enough_free_secs()
597 	if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))  in has_not_enough_free_secs()
600 	if (free_sections(sbi) + freed == reserved_sections(sbi) + needed &&  in has_not_enough_free_secs()
601 			has_curseg_enough_space(sbi))  in has_not_enough_free_secs()
603 	return (free_sections(sbi) + freed) <=  in has_not_enough_free_secs()
605 		reserved_sections(sbi) + needed);  in has_not_enough_free_secs()
608 static inline bool f2fs_is_checkpoint_ready(struct f2fs_sb_info *sbi)  in f2fs_is_checkpoint_ready()  argument
610 	if (likely(!is_sbi_flag_set(sbi, SBI_CP_DISABLED)))  in f2fs_is_checkpoint_ready()
612 	if (likely(!has_not_enough_free_secs(sbi, 0, 0)))  in f2fs_is_checkpoint_ready()
617 static inline bool excess_prefree_segs(struct f2fs_sb_info *sbi)  in excess_prefree_segs()  argument
619 	return prefree_segments(sbi) > SM_I(sbi)->rec_prefree_segments;  in excess_prefree_segs()
622 static inline int utilization(struct f2fs_sb_info *sbi)  in utilization()  argument
624 	return div_u64((u64)valid_user_blocks(sbi) * 100,  in utilization()
625 					sbi->user_block_count);  in utilization()
660 static inline unsigned int curseg_segno(struct f2fs_sb_info *sbi,  in curseg_segno()  argument
663 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_segno()
667 static inline unsigned char curseg_alloc_type(struct f2fs_sb_info *sbi,  in curseg_alloc_type()  argument
670 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_alloc_type()
674 static inline unsigned short curseg_blkoff(struct f2fs_sb_info *sbi, int type)  in curseg_blkoff()  argument
676 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_blkoff()
680 static inline void check_seg_range(struct f2fs_sb_info *sbi, unsigned int segno)  in check_seg_range()  argument
682 	f2fs_bug_on(sbi, segno > TOTAL_SEGS(sbi) - 1);  in check_seg_range()
687 	struct f2fs_sb_info *sbi = fio->sbi;  in verify_fio_blkaddr()  local
690 		verify_blkaddr(sbi, fio->old_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
692 	verify_blkaddr(sbi, fio->new_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
699 static inline int check_block_count(struct f2fs_sb_info *sbi,  in check_block_count()  argument
705 	unsigned int usable_blks_per_seg = f2fs_usable_blks_in_seg(sbi, segno);  in check_block_count()
723 		f2fs_err(sbi, "Mismatch valid blocks %d vs. %d",  in check_block_count()
725 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
729 	if (usable_blks_per_seg < sbi->blocks_per_seg)  in check_block_count()
730 		f2fs_bug_on(sbi, find_next_bit_le(&raw_sit->valid_map,  in check_block_count()
731 				sbi->blocks_per_seg,  in check_block_count()
732 				usable_blks_per_seg) != sbi->blocks_per_seg);  in check_block_count()
736 					|| segno > TOTAL_SEGS(sbi) - 1)) {  in check_block_count()
737 		f2fs_err(sbi, "Wrong valid blocks %d or segno %u",  in check_block_count()
739 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
745 static inline pgoff_t current_sit_addr(struct f2fs_sb_info *sbi,  in current_sit_addr()  argument
748 	struct sit_info *sit_i = SIT_I(sbi);  in current_sit_addr()
752 	check_seg_range(sbi, start);  in current_sit_addr()
757 		f2fs_bug_on(sbi, 1);  in current_sit_addr()
767 static inline pgoff_t next_sit_addr(struct f2fs_sb_info *sbi,  in next_sit_addr()  argument
770 	struct sit_info *sit_i = SIT_I(sbi);  in next_sit_addr()
790 static inline unsigned long long get_mtime(struct f2fs_sb_info *sbi,  in get_mtime()  argument
793 	struct sit_info *sit_i = SIT_I(sbi);  in get_mtime()
817 static inline block_t start_sum_block(struct f2fs_sb_info *sbi)  in start_sum_block()  argument
819 	return __start_cp_addr(sbi) +  in start_sum_block()
820 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);  in start_sum_block()
823 static inline block_t sum_blk_addr(struct f2fs_sb_info *sbi, int base, int type)  in sum_blk_addr()  argument
825 	return __start_cp_addr(sbi) +  in sum_blk_addr()
826 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_total_block_count)  in sum_blk_addr()
830 static inline bool sec_usage_check(struct f2fs_sb_info *sbi, unsigned int secno)  in sec_usage_check()  argument
832 	if (IS_CURSEC(sbi, secno) || (sbi->cur_victim_sec == secno))  in sec_usage_check()
844 static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)  in nr_pages_to_skip()  argument
846 	if (sbi->sb->s_bdi->wb.dirty_exceeded)  in nr_pages_to_skip()
850 		return sbi->blocks_per_seg;  in nr_pages_to_skip()
852 		return 8 * sbi->blocks_per_seg;  in nr_pages_to_skip()
862 static inline long nr_pages_to_write(struct f2fs_sb_info *sbi, int type,  in nr_pages_to_write()  argument
879 static inline void wake_up_discard_thread(struct f2fs_sb_info *sbi, bool force)  in wake_up_discard_thread()  argument
881 	struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;  in wake_up_discard_thread()
898 	if (!wakeup || !is_idle(sbi, DISCARD_TIME))  in wake_up_discard_thread()