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 CAP_BLKS_PER_SEC(sbi)					\  argument
105 	((sbi)->segs_per_sec * (sbi)->blocks_per_seg -		\
106 	 (sbi)->unusable_blocks_per_sec)
107 #define CAP_SEGS_PER_SEC(sbi)					\  argument
108 	((sbi)->segs_per_sec - ((sbi)->unusable_blocks_per_sec >>\
109 	(sbi)->log_blocks_per_seg))
110 #define GET_SEC_FROM_SEG(sbi, segno)				\  argument
111 	(((segno) == -1) ? -1 : (segno) / (sbi)->segs_per_sec)
112 #define GET_SEG_FROM_SEC(sbi, secno)				\  argument
113 	((secno) * (sbi)->segs_per_sec)
114 #define GET_ZONE_FROM_SEC(sbi, secno)				\  argument
115 	(((secno) == -1) ? -1 : (secno) / (sbi)->secs_per_zone)
116 #define GET_ZONE_FROM_SEG(sbi, segno)				\  argument
117 	GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno))
119 #define GET_SUM_BLOCK(sbi, segno)				\  argument
120 	((sbi)->sm_info->ssa_blkaddr + (segno))
131 #define SIT_BLK_CNT(sbi)			\  argument
132 	DIV_ROUND_UP(MAIN_SEGS(sbi), SIT_ENTRY_PER_BLOCK)
327 static inline struct curseg_info *CURSEG_I(struct f2fs_sb_info *sbi, int type)  in CURSEG_I()  argument
329 	return (struct curseg_info *)(SM_I(sbi)->curseg_array + type);  in CURSEG_I()
332 static inline struct seg_entry *get_seg_entry(struct f2fs_sb_info *sbi,  in get_seg_entry()  argument
335 	struct sit_info *sit_i = SIT_I(sbi);  in get_seg_entry()
339 static inline struct sec_entry *get_sec_entry(struct f2fs_sb_info *sbi,  in get_sec_entry()  argument
342 	struct sit_info *sit_i = SIT_I(sbi);  in get_sec_entry()
343 	return &sit_i->sec_entries[GET_SEC_FROM_SEG(sbi, segno)];  in get_sec_entry()
346 static inline unsigned int get_valid_blocks(struct f2fs_sb_info *sbi,  in get_valid_blocks()  argument
353 	if (use_section && __is_large_section(sbi))  in get_valid_blocks()
354 		return get_sec_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
356 		return get_seg_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
359 static inline unsigned int get_ckpt_valid_blocks(struct f2fs_sb_info *sbi,  in get_ckpt_valid_blocks()  argument
362 	if (use_section && __is_large_section(sbi)) {  in get_ckpt_valid_blocks()
367 		for (i = 0; i < sbi->segs_per_sec; i++, start_segno++) {  in get_ckpt_valid_blocks()
368 			struct seg_entry *se = get_seg_entry(sbi, start_segno);  in get_ckpt_valid_blocks()
374 	return get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in get_ckpt_valid_blocks()
401 static inline void seg_info_to_sit_page(struct f2fs_sb_info *sbi,  in seg_info_to_sit_page()  argument
408 					(unsigned long)MAIN_SEGS(sbi));  in seg_info_to_sit_page()
415 		se = get_seg_entry(sbi, start + i);  in seg_info_to_sit_page()
439 static inline void __set_free(struct f2fs_sb_info *sbi, unsigned int segno)  in __set_free()  argument
441 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_free()
442 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_free()
443 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_free()
445 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_free()
452 			start_segno + sbi->segs_per_sec, start_segno);  in __set_free()
460 static inline void __set_inuse(struct f2fs_sb_info *sbi,  in __set_inuse()  argument
463 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_inuse()
464 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_inuse()
472 static inline void __set_test_and_free(struct f2fs_sb_info *sbi,  in __set_test_and_free()  argument
475 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_free()
476 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_free()
477 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_test_and_free()
479 	unsigned int usable_segs = f2fs_usable_segs_in_sec(sbi, segno);  in __set_test_and_free()
485 		if (!inmem && IS_CURSEC(sbi, secno))  in __set_test_and_free()
488 				start_segno + sbi->segs_per_sec, start_segno);  in __set_test_and_free()
498 static inline void __set_test_and_inuse(struct f2fs_sb_info *sbi,  in __set_test_and_inuse()  argument
501 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_inuse()
502 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_inuse()
513 static inline void get_sit_bitmap(struct f2fs_sb_info *sbi,  in get_sit_bitmap()  argument
516 	struct sit_info *sit_i = SIT_I(sbi);  in get_sit_bitmap()
521 		f2fs_bug_on(sbi, 1);  in get_sit_bitmap()
526 static inline block_t written_block_count(struct f2fs_sb_info *sbi)  in written_block_count()  argument
528 	return SIT_I(sbi)->written_valid_blocks;  in written_block_count()
531 static inline unsigned int free_segments(struct f2fs_sb_info *sbi)  in free_segments()  argument
533 	return FREE_I(sbi)->free_segments;  in free_segments()
536 static inline unsigned int reserved_segments(struct f2fs_sb_info *sbi)  in reserved_segments()  argument
538 	return SM_I(sbi)->reserved_segments +  in reserved_segments()
539 			SM_I(sbi)->additional_reserved_segments;  in reserved_segments()
542 static inline unsigned int free_sections(struct f2fs_sb_info *sbi)  in free_sections()  argument
544 	return FREE_I(sbi)->free_sections;  in free_sections()
547 static inline unsigned int prefree_segments(struct f2fs_sb_info *sbi)  in prefree_segments()  argument
549 	return DIRTY_I(sbi)->nr_dirty[PRE];  in prefree_segments()
552 static inline unsigned int dirty_segments(struct f2fs_sb_info *sbi)  in dirty_segments()  argument
554 	return DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_DATA] +  in dirty_segments()
555 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_DATA] +  in dirty_segments()
556 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_DATA] +  in dirty_segments()
557 		DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_NODE] +  in dirty_segments()
558 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_NODE] +  in dirty_segments()
559 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_NODE];  in dirty_segments()
562 static inline int overprovision_segments(struct f2fs_sb_info *sbi)  in overprovision_segments()  argument
564 	return SM_I(sbi)->ovp_segments;  in overprovision_segments()
567 static inline int reserved_sections(struct f2fs_sb_info *sbi)  in reserved_sections()  argument
569 	return GET_SEC_FROM_SEG(sbi, reserved_segments(sbi));  in reserved_sections()
572 static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi,  in has_curseg_enough_space()  argument
581 		segno = CURSEG_I(sbi, i)->segno;  in has_curseg_enough_space()
582 		left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
583 				get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
590 	segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno;  in has_curseg_enough_space()
591 	left_blocks = f2fs_usable_blks_in_seg(sbi, segno) -  in has_curseg_enough_space()
592 			get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
602 static inline void __get_secs_required(struct f2fs_sb_info *sbi,  in __get_secs_required()  argument
605 	unsigned int total_node_blocks = get_pages(sbi, F2FS_DIRTY_NODES) +  in __get_secs_required()
606 					get_pages(sbi, F2FS_DIRTY_DENTS) +  in __get_secs_required()
607 					get_pages(sbi, F2FS_DIRTY_IMETA);  in __get_secs_required()
608 	unsigned int total_dent_blocks = get_pages(sbi, F2FS_DIRTY_DENTS);  in __get_secs_required()
609 	unsigned int node_secs = total_node_blocks / CAP_BLKS_PER_SEC(sbi);  in __get_secs_required()
610 	unsigned int dent_secs = total_dent_blocks / CAP_BLKS_PER_SEC(sbi);  in __get_secs_required()
611 	unsigned int node_blocks = total_node_blocks % CAP_BLKS_PER_SEC(sbi);  in __get_secs_required()
612 	unsigned int dent_blocks = total_dent_blocks % CAP_BLKS_PER_SEC(sbi);  in __get_secs_required()
620 		*curseg_p = has_curseg_enough_space(sbi,  in __get_secs_required()
624 static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi,  in has_not_enough_free_secs()  argument
630 	if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))  in has_not_enough_free_secs()
633 	__get_secs_required(sbi, &lower_secs, &upper_secs, &curseg_space);  in has_not_enough_free_secs()
635 	free_secs = free_sections(sbi) + freed;  in has_not_enough_free_secs()
636 	lower_secs += needed + reserved_sections(sbi);  in has_not_enough_free_secs()
637 	upper_secs += needed + reserved_sections(sbi);  in has_not_enough_free_secs()
646 static inline bool has_enough_free_secs(struct f2fs_sb_info *sbi,  in has_enough_free_secs()  argument
649 	return !has_not_enough_free_secs(sbi, freed, needed);  in has_enough_free_secs()
652 static inline bool f2fs_is_checkpoint_ready(struct f2fs_sb_info *sbi)  in f2fs_is_checkpoint_ready()  argument
654 	if (likely(!is_sbi_flag_set(sbi, SBI_CP_DISABLED)))  in f2fs_is_checkpoint_ready()
656 	if (likely(has_enough_free_secs(sbi, 0, 0)))  in f2fs_is_checkpoint_ready()
661 static inline bool excess_prefree_segs(struct f2fs_sb_info *sbi)  in excess_prefree_segs()  argument
663 	return prefree_segments(sbi) > SM_I(sbi)->rec_prefree_segments;  in excess_prefree_segs()
666 static inline int utilization(struct f2fs_sb_info *sbi)  in utilization()  argument
668 	return div_u64((u64)valid_user_blocks(sbi) * 100,  in utilization()
669 					sbi->user_block_count);  in utilization()
711 static inline bool IS_F2FS_IPU_DISABLE(struct f2fs_sb_info *sbi)  in IS_F2FS_IPU_DISABLE()  argument
713 	return SM_I(sbi)->ipu_policy == F2FS_IPU_DISABLE;  in IS_F2FS_IPU_DISABLE()
717 static inline bool IS_##name(struct f2fs_sb_info *sbi)		\
719 	return SM_I(sbi)->ipu_policy & BIT(name);		\
731 static inline unsigned int curseg_segno(struct f2fs_sb_info *sbi,  in curseg_segno()  argument
734 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_segno()
738 static inline unsigned char curseg_alloc_type(struct f2fs_sb_info *sbi,  in curseg_alloc_type()  argument
741 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_alloc_type()
745 static inline bool valid_main_segno(struct f2fs_sb_info *sbi,  in valid_main_segno()  argument
748 	return segno <= (MAIN_SEGS(sbi) - 1);  in valid_main_segno()
753 	struct f2fs_sb_info *sbi = fio->sbi;  in verify_fio_blkaddr()  local
756 		verify_blkaddr(sbi, fio->old_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
758 	verify_blkaddr(sbi, fio->new_blkaddr, __is_meta_io(fio) ?  in verify_fio_blkaddr()
765 static inline int check_block_count(struct f2fs_sb_info *sbi,  in check_block_count()  argument
771 	unsigned int usable_blks_per_seg = f2fs_usable_blks_in_seg(sbi, segno);  in check_block_count()
789 		f2fs_err(sbi, "Mismatch valid blocks %d vs. %d",  in check_block_count()
791 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
792 		f2fs_handle_error(sbi, ERROR_INCONSISTENT_SIT);  in check_block_count()
796 	if (usable_blks_per_seg < sbi->blocks_per_seg)  in check_block_count()
797 		f2fs_bug_on(sbi, find_next_bit_le(&raw_sit->valid_map,  in check_block_count()
798 				sbi->blocks_per_seg,  in check_block_count()
799 				usable_blks_per_seg) != sbi->blocks_per_seg);  in check_block_count()
803 					|| !valid_main_segno(sbi, segno))) {  in check_block_count()
804 		f2fs_err(sbi, "Wrong valid blocks %d or segno %u",  in check_block_count()
806 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
807 		f2fs_handle_error(sbi, ERROR_INCONSISTENT_SIT);  in check_block_count()
813 static inline pgoff_t current_sit_addr(struct f2fs_sb_info *sbi,  in current_sit_addr()  argument
816 	struct sit_info *sit_i = SIT_I(sbi);  in current_sit_addr()
820 	f2fs_bug_on(sbi, !valid_main_segno(sbi, start));  in current_sit_addr()
825 		f2fs_bug_on(sbi, 1);  in current_sit_addr()
835 static inline pgoff_t next_sit_addr(struct f2fs_sb_info *sbi,  in next_sit_addr()  argument
838 	struct sit_info *sit_i = SIT_I(sbi);  in next_sit_addr()
858 static inline unsigned long long get_mtime(struct f2fs_sb_info *sbi,  in get_mtime()  argument
861 	struct sit_info *sit_i = SIT_I(sbi);  in get_mtime()
885 static inline block_t start_sum_block(struct f2fs_sb_info *sbi)  in start_sum_block()  argument
887 	return __start_cp_addr(sbi) +  in start_sum_block()
888 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);  in start_sum_block()
891 static inline block_t sum_blk_addr(struct f2fs_sb_info *sbi, int base, int type)  in sum_blk_addr()  argument
893 	return __start_cp_addr(sbi) +  in sum_blk_addr()
894 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_total_block_count)  in sum_blk_addr()
898 static inline bool sec_usage_check(struct f2fs_sb_info *sbi, unsigned int secno)  in sec_usage_check()  argument
900 	if (IS_CURSEC(sbi, secno) || (sbi->cur_victim_sec == secno))  in sec_usage_check()
912 static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)  in nr_pages_to_skip()  argument
914 	if (sbi->sb->s_bdi->wb.dirty_exceeded)  in nr_pages_to_skip()
918 		return sbi->blocks_per_seg;  in nr_pages_to_skip()
920 		return 8 * sbi->blocks_per_seg;  in nr_pages_to_skip()
930 static inline long nr_pages_to_write(struct f2fs_sb_info *sbi, int type,  in nr_pages_to_write()  argument
947 static inline void wake_up_discard_thread(struct f2fs_sb_info *sbi, bool force)  in wake_up_discard_thread()  argument
949 	struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;  in wake_up_discard_thread()
966 	if (!wakeup || !is_idle(sbi, DISCARD_TIME))  in wake_up_discard_thread()