29 static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,  in sanity_check_seg_type()  argument
32 	f2fs_bug_on(sbi, seg_type >= NR_PERSISTENT_LOG);  in sanity_check_seg_type()
39 #define IS_CURSEG(sbi, seg)						\  argument
40 	(((seg) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno) ||	\
41 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno) ||	\
42 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno) ||	\
43 	 ((seg) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno) ||	\
44 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno) ||	\
45 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno) ||	\
46 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_DATA_PINNED)->segno) ||	\
47 	 ((seg) == CURSEG_I(sbi, CURSEG_ALL_DATA_ATGC)->segno))
49 #define IS_CURSEC(sbi, secno)						\  argument
50 	(((secno) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno /		\
51 	  (sbi)->segs_per_sec) ||	\
52 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno /		\
53 	  (sbi)->segs_per_sec) ||	\
54 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno /		\
55 	  (sbi)->segs_per_sec) ||	\
56 	 ((secno) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno /		\
57 	  (sbi)->segs_per_sec) ||	\
58 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno /		\
59 	  (sbi)->segs_per_sec) ||	\
60 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno /		\
61 	  (sbi)->segs_per_sec) ||	\
62 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA_PINNED)->segno /	\
63 	  (sbi)->segs_per_sec) ||	\
64 	 ((secno) == CURSEG_I(sbi, CURSEG_ALL_DATA_ATGC)->segno /	\
65 	  (sbi)->segs_per_sec))
67 #define MAIN_BLKADDR(sbi)						\  argument
68 	(SM_I(sbi) ? SM_I(sbi)->main_blkaddr : 				\
69 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->main_blkaddr))
70 #define SEG0_BLKADDR(sbi)						\  argument
71 	(SM_I(sbi) ? SM_I(sbi)->seg0_blkaddr : 				\
72 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment0_blkaddr))
74 #define MAIN_SEGS(sbi)	(SM_I(sbi)->main_segments)  argument
75 #define MAIN_SECS(sbi)	((sbi)->total_sections)  argument
77 #define TOTAL_SEGS(sbi)							\  argument
78 	(SM_I(sbi) ? SM_I(sbi)->segment_count : 				\
79 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment_count))
80 #define TOTAL_BLKS(sbi)	(TOTAL_SEGS(sbi) << (sbi)->log_blocks_per_seg)  argument
82 #define MAX_BLKADDR(sbi)	(SEG0_BLKADDR(sbi) + TOTAL_BLKS(sbi))  argument
83 #define SEGMENT_SIZE(sbi)	(1ULL << ((sbi)->log_blocksize +	\  argument
84 					(sbi)->log_blocks_per_seg))
86 #define START_BLOCK(sbi, segno)	(SEG0_BLKADDR(sbi) +			\  argument
87 	 (GET_R2L_SEGNO(FREE_I(sbi), segno) << (sbi)->log_blocks_per_seg))
89 #define NEXT_FREE_BLKADDR(sbi, curseg)					\  argument
90 	(START_BLOCK(sbi, (curseg)->segno) + (curseg)->next_blkoff)
92 #define GET_SEGOFF_FROM_SEG0(sbi, blk_addr)	((blk_addr) - SEG0_BLKADDR(sbi))  argument
93 #define GET_SEGNO_FROM_SEG0(sbi, blk_addr)				\  argument
94 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) >> (sbi)->log_blocks_per_seg)
95 #define GET_BLKOFF_FROM_SEG0(sbi, blk_addr)				\  argument
96 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & ((sbi)->blocks_per_seg - 1))
98 #define GET_SEGNO(sbi, blk_addr)					\  argument
100 	NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi),			\
101 		GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
102 #define BLKS_PER_SEC(sbi)					\  argument
103 	((sbi)->segs_per_sec * (sbi)->blocks_per_seg)
104 #define GET_SEC_FROM_SEG(sbi, segno)				\  argument
105 	(((segno) == -1) ? -1: (segno) / (sbi)->segs_per_sec)
106 #define GET_SEG_FROM_SEC(sbi, secno)				\  argument
107 	((secno) * (sbi)->segs_per_sec)
108 #define GET_ZONE_FROM_SEC(sbi, secno)				\  argument
109 	(((secno) == -1) ? -1: (secno) / (sbi)->secs_per_zone)
110 #define GET_ZONE_FROM_SEG(sbi, segno)				\  argument
111 	GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno))
113 #define GET_SUM_BLOCK(sbi, segno)				\  argument
114 	((sbi)->sm_info->ssa_blkaddr + (segno))
125 #define SIT_BLK_CNT(sbi)			\  argument
126 	DIV_ROUND_UP(MAIN_SEGS(sbi), SIT_ENTRY_PER_BLOCK)
350 static inline struct curseg_info *CURSEG_I(struct f2fs_sb_info *sbi, int type)  in CURSEG_I()  argument
352 	return (struct curseg_info *)(SM_I(sbi)->curseg_array + type);  in CURSEG_I()
355 static inline struct seg_entry *get_seg_entry(struct f2fs_sb_info *sbi,  in get_seg_entry()  argument
358 	struct sit_info *sit_i = SIT_I(sbi);  in get_seg_entry()
362 static inline struct sec_entry *get_sec_entry(struct f2fs_sb_info *sbi,  in get_sec_entry()  argument
365 	struct sit_info *sit_i = SIT_I(sbi);  in get_sec_entry()
366 	return &sit_i->sec_entries[GET_SEC_FROM_SEG(sbi, segno)];  in get_sec_entry()
369 static inline unsigned int get_valid_blocks(struct f2fs_sb_info *sbi,  in get_valid_blocks()  argument
376 	if (use_section && __is_large_section(sbi))  in get_valid_blocks()
377 		return get_sec_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
379 		return get_seg_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
382 static inline unsigned int get_ckpt_valid_blocks(struct f2fs_sb_info *sbi,  in get_ckpt_valid_blocks()  argument
385 	if (use_section && __is_large_section(sbi)) {  in get_ckpt_valid_blocks()
390 		for (i = 0; i < sbi->segs_per_sec; i++, start_segno++) {  in get_ckpt_valid_blocks()
391 			struct seg_entry *se = get_seg_entry(sbi, start_segno);  in get_ckpt_valid_blocks()
397 	return get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in get_ckpt_valid_blocks()
424 static inline void seg_info_to_sit_page(struct f2fs_sb_info *sbi,  in seg_info_to_sit_page()  argument
431 					(unsigned long)MAIN_SEGS(sbi));  in seg_info_to_sit_page()
438 		se = get_seg_entry(sbi, start + i);  in seg_info_to_sit_page()
462 static inline void __set_free(struct f2fs_sb_info *sbi, unsigned int segno)  in __set_free()  argument
464 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_free()
465 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_free()
466 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_free()
468 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_free()
475 			start_segno + sbi->segs_per_sec, start_segno);  in __set_free()
483 static inline void __set_inuse(struct f2fs_sb_info *sbi,  in __set_inuse()  argument
486 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_inuse()
487 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_inuse()
495 static inline void __set_test_and_free(struct f2fs_sb_info *sbi,  in __set_test_and_free()  argument
498 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_free()
499 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_free()
500 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_test_and_free()
502 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_test_and_free()
508 		if (!inmem && IS_CURSEC(sbi, secno))  in __set_test_and_free()
511 				start_segno + sbi->segs_per_sec, start_segno);  in __set_test_and_free()
521 static inline void __set_test_and_inuse(struct f2fs_sb_info *sbi,  in __set_test_and_inuse()  argument
524 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_inuse()
525 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_inuse()
536 static inline void get_sit_bitmap(struct f2fs_sb_info *sbi,  in get_sit_bitmap()  argument
539 	struct sit_info *sit_i = SIT_I(sbi);  in get_sit_bitmap()
544 		f2fs_bug_on(sbi, 1);  in get_sit_bitmap()
549 static inline block_t written_block_count(struct f2fs_sb_info *sbi)  in written_block_count()  argument
551 	return SIT_I(sbi)->written_valid_blocks;  in written_block_count()
554 static inline unsigned int free_segments(struct f2fs_sb_info *sbi)  in free_segments()  argument
556 	return FREE_I(sbi)->free_segments;  in free_segments()
559 static inline unsigned int reserved_segments(struct f2fs_sb_info *sbi)  in reserved_segments()  argument
561 	return SM_I(sbi)->reserved_segments +  in reserved_segments()
562 			SM_I(sbi)->additional_reserved_segments;  in reserved_segments()
565 static inline unsigned int free_sections(struct f2fs_sb_info *sbi)  in free_sections()  argument
567 	return FREE_I(sbi)->free_sections;  in free_sections()
570 static inline unsigned int prefree_segments(struct f2fs_sb_info *sbi)  in prefree_segments()  argument
572 	return DIRTY_I(sbi)->nr_dirty[PRE];  in prefree_segments()
575 static inline unsigned int dirty_segments(struct f2fs_sb_info *sbi)  in dirty_segments()  argument
577 	return DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_DATA] +  in dirty_segments()
578 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_DATA] +  in dirty_segments()
579 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_DATA] +  in dirty_segments()
580 		DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_NODE] +  in dirty_segments()
581 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_NODE] +  in dirty_segments()
582 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_NODE];  in dirty_segments()
585 static inline int overprovision_segments(struct f2fs_sb_info *sbi)  in overprovision_segments()  argument
587 	return SM_I(sbi)->ovp_segments;  in overprovision_segments()
590 static inline int reserved_sections(struct f2fs_sb_info *sbi)  in reserved_sections()  argument
592 	return GET_SEC_FROM_SEG(sbi, reserved_segments(sbi));  in reserved_sections()
595 static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi,  in has_curseg_enough_space()  argument
604 		segno = CURSEG_I(sbi, i)->segno;  in has_curseg_enough_space()
605 		left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
606 				get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
613 	segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno;  in has_curseg_enough_space()
614 	left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
615 			get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
621 static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi,  in has_not_enough_free_secs()  argument
624 	unsigned int total_node_blocks = get_pages(sbi, F2FS_DIRTY_NODES) +  in has_not_enough_free_secs()
625 					get_pages(sbi, F2FS_DIRTY_DENTS) +  in has_not_enough_free_secs()
626 					get_pages(sbi, F2FS_DIRTY_IMETA);  in has_not_enough_free_secs()
627 	unsigned int total_dent_blocks = get_pages(sbi, F2FS_DIRTY_DENTS);  in has_not_enough_free_secs()
628 	unsigned int node_secs = total_node_blocks / BLKS_PER_SEC(sbi);  in has_not_enough_free_secs()
629 	unsigned int dent_secs = total_dent_blocks / BLKS_PER_SEC(sbi);  in has_not_enough_free_secs()
630 	unsigned int node_blocks = total_node_blocks % BLKS_PER_SEC(sbi);  in has_not_enough_free_secs()
631 	unsigned int dent_blocks = total_dent_blocks % BLKS_PER_SEC(sbi);  in has_not_enough_free_secs()
634 	if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))  in has_not_enough_free_secs()
637 	free = free_sections(sbi) + freed;  in has_not_enough_free_secs()
638 	need_lower = node_secs + dent_secs + reserved_sections(sbi) + needed;  in has_not_enough_free_secs()
645 	return !has_curseg_enough_space(sbi, node_blocks, dent_blocks);  in has_not_enough_free_secs()
648 static inline bool f2fs_is_checkpoint_ready(struct f2fs_sb_info *sbi)  in f2fs_is_checkpoint_ready()  argument
650 	if (likely(!is_sbi_flag_set(sbi, SBI_CP_DISABLED)))  in f2fs_is_checkpoint_ready()
652 	if (likely(!has_not_enough_free_secs(sbi, 0, 0)))  in f2fs_is_checkpoint_ready()
657 static inline bool excess_prefree_segs(struct f2fs_sb_info *sbi)  in excess_prefree_segs()  argument
659 	return prefree_segments(sbi) > SM_I(sbi)->rec_prefree_segments;  in excess_prefree_segs()
662 static inline int utilization(struct f2fs_sb_info *sbi)  in utilization()  argument
664 	return div_u64((u64)valid_user_blocks(sbi) * 100,  in utilization()
665 					sbi->user_block_count);  in utilization()
700 static inline unsigned int curseg_segno(struct f2fs_sb_info *sbi,  in curseg_segno()  argument
703 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_segno()
707 static inline unsigned char curseg_alloc_type(struct f2fs_sb_info *sbi,  in curseg_alloc_type()  argument
710 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_alloc_type()
714 static inline unsigned short curseg_blkoff(struct f2fs_sb_info *sbi, int type)  in curseg_blkoff()  argument
716 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_blkoff()
720 static inline void check_seg_range(struct f2fs_sb_info *sbi, unsigned int segno)  in check_seg_range()  argument
722 	f2fs_bug_on(sbi, segno > TOTAL_SEGS(sbi) - 1);  in check_seg_range()
727 	struct f2fs_sb_info *sbi = fio->sbi;  in verify_fio_blkaddr()  local
730 		verify_blkaddr(sbi, fio->old_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
732 	verify_blkaddr(sbi, fio->new_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
739 static inline int check_block_count(struct f2fs_sb_info *sbi,  in check_block_count()  argument
745 	unsigned int usable_blks_per_seg = f2fs_usable_blks_in_seg(sbi, segno);  in check_block_count()
763 		f2fs_err(sbi, "Mismatch valid blocks %d vs. %d",  in check_block_count()
765 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
769 	if (usable_blks_per_seg < sbi->blocks_per_seg)  in check_block_count()
770 		f2fs_bug_on(sbi, find_next_bit_le(&raw_sit->valid_map,  in check_block_count()
771 				sbi->blocks_per_seg,  in check_block_count()
772 				usable_blks_per_seg) != sbi->blocks_per_seg);  in check_block_count()
776 					|| segno > TOTAL_SEGS(sbi) - 1)) {  in check_block_count()
777 		f2fs_err(sbi, "Wrong valid blocks %d or segno %u",  in check_block_count()
779 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
785 static inline pgoff_t current_sit_addr(struct f2fs_sb_info *sbi,  in current_sit_addr()  argument
788 	struct sit_info *sit_i = SIT_I(sbi);  in current_sit_addr()
792 	check_seg_range(sbi, start);  in current_sit_addr()
797 		f2fs_bug_on(sbi, 1);  in current_sit_addr()
807 static inline pgoff_t next_sit_addr(struct f2fs_sb_info *sbi,  in next_sit_addr()  argument
810 	struct sit_info *sit_i = SIT_I(sbi);  in next_sit_addr()
830 static inline unsigned long long get_mtime(struct f2fs_sb_info *sbi,  in get_mtime()  argument
833 	struct sit_info *sit_i = SIT_I(sbi);  in get_mtime()
857 static inline block_t start_sum_block(struct f2fs_sb_info *sbi)  in start_sum_block()  argument
859 	return __start_cp_addr(sbi) +  in start_sum_block()
860 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);  in start_sum_block()
863 static inline block_t sum_blk_addr(struct f2fs_sb_info *sbi, int base, int type)  in sum_blk_addr()  argument
865 	return __start_cp_addr(sbi) +  in sum_blk_addr()
866 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_total_block_count)  in sum_blk_addr()
870 static inline bool sec_usage_check(struct f2fs_sb_info *sbi, unsigned int secno)  in sec_usage_check()  argument
872 	if (IS_CURSEC(sbi, secno) || (sbi->cur_victim_sec == secno))  in sec_usage_check()
884 static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)  in nr_pages_to_skip()  argument
886 	if (sbi->sb->s_bdi->wb.dirty_exceeded)  in nr_pages_to_skip()
890 		return sbi->blocks_per_seg;  in nr_pages_to_skip()
892 		return 8 * sbi->blocks_per_seg;  in nr_pages_to_skip()
902 static inline long nr_pages_to_write(struct f2fs_sb_info *sbi, int type,  in nr_pages_to_write()  argument
919 static inline void wake_up_discard_thread(struct f2fs_sb_info *sbi, bool force)  in wake_up_discard_thread()  argument
921 	struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;  in wake_up_discard_thread()
938 	if (!wakeup || !is_idle(sbi, DISCARD_TIME))  in wake_up_discard_thread()