34 #define IS_CURSEG(sbi, seg)						\  argument
35 	(((seg) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno) ||	\
36 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno) ||	\
37 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno) ||	\
38 	 ((seg) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno) ||	\
39 	 ((seg) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno) ||	\
40 	 ((seg) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno))
42 #define IS_CURSEC(sbi, secno)						\  argument
43 	(((secno) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno /		\
44 	  (sbi)->segs_per_sec) ||	\
45 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno /		\
46 	  (sbi)->segs_per_sec) ||	\
47 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno /		\
48 	  (sbi)->segs_per_sec) ||	\
49 	 ((secno) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno /		\
50 	  (sbi)->segs_per_sec) ||	\
51 	 ((secno) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno /		\
52 	  (sbi)->segs_per_sec) ||	\
53 	 ((secno) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno /		\
54 	  (sbi)->segs_per_sec))	\
56 #define MAIN_BLKADDR(sbi)						\  argument
57 	(SM_I(sbi) ? SM_I(sbi)->main_blkaddr : 				\
58 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->main_blkaddr))
59 #define SEG0_BLKADDR(sbi)						\  argument
60 	(SM_I(sbi) ? SM_I(sbi)->seg0_blkaddr : 				\
61 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment0_blkaddr))
63 #define MAIN_SEGS(sbi)	(SM_I(sbi)->main_segments)  argument
64 #define MAIN_SECS(sbi)	((sbi)->total_sections)  argument
66 #define TOTAL_SEGS(sbi)							\  argument
67 	(SM_I(sbi) ? SM_I(sbi)->segment_count : 				\
68 		le32_to_cpu(F2FS_RAW_SUPER(sbi)->segment_count))
69 #define TOTAL_BLKS(sbi)	(TOTAL_SEGS(sbi) << (sbi)->log_blocks_per_seg)  argument
71 #define MAX_BLKADDR(sbi)	(SEG0_BLKADDR(sbi) + TOTAL_BLKS(sbi))  argument
72 #define SEGMENT_SIZE(sbi)	(1ULL << ((sbi)->log_blocksize +	\  argument
73 					(sbi)->log_blocks_per_seg))
75 #define START_BLOCK(sbi, segno)	(SEG0_BLKADDR(sbi) +			\  argument
76 	 (GET_R2L_SEGNO(FREE_I(sbi), segno) << (sbi)->log_blocks_per_seg))
78 #define NEXT_FREE_BLKADDR(sbi, curseg)					\  argument
79 	(START_BLOCK(sbi, (curseg)->segno) + (curseg)->next_blkoff)
81 #define GET_SEGOFF_FROM_SEG0(sbi, blk_addr)	((blk_addr) - SEG0_BLKADDR(sbi))  argument
82 #define GET_SEGNO_FROM_SEG0(sbi, blk_addr)				\  argument
83 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) >> (sbi)->log_blocks_per_seg)
84 #define GET_BLKOFF_FROM_SEG0(sbi, blk_addr)				\  argument
85 	(GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & ((sbi)->blocks_per_seg - 1))
87 #define GET_SEGNO(sbi, blk_addr)					\  argument
88 	((!is_valid_data_blkaddr(sbi, blk_addr)) ?			\
89 	NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi),			\
90 		GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
91 #define BLKS_PER_SEC(sbi)					\  argument
92 	((sbi)->segs_per_sec * (sbi)->blocks_per_seg)
93 #define GET_SEC_FROM_SEG(sbi, segno)				\  argument
94 	((segno) / (sbi)->segs_per_sec)
95 #define GET_SEG_FROM_SEC(sbi, secno)				\  argument
96 	((secno) * (sbi)->segs_per_sec)
97 #define GET_ZONE_FROM_SEC(sbi, secno)				\  argument
98 	((secno) / (sbi)->secs_per_zone)
99 #define GET_ZONE_FROM_SEG(sbi, segno)				\  argument
100 	GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno))
102 #define GET_SUM_BLOCK(sbi, segno)				\  argument
103 	((sbi)->sm_info->ssa_blkaddr + (segno))
114 #define SIT_BLK_CNT(sbi)			\  argument
115 	((MAIN_SEGS(sbi) + SIT_ENTRY_PER_BLOCK - 1) / SIT_ENTRY_PER_BLOCK)
313 static inline struct curseg_info *CURSEG_I(struct f2fs_sb_info *sbi, int type)  in CURSEG_I()  argument
315 	return (struct curseg_info *)(SM_I(sbi)->curseg_array + type);  in CURSEG_I()
318 static inline struct seg_entry *get_seg_entry(struct f2fs_sb_info *sbi,  in get_seg_entry()  argument
321 	struct sit_info *sit_i = SIT_I(sbi);  in get_seg_entry()
325 static inline struct sec_entry *get_sec_entry(struct f2fs_sb_info *sbi,  in get_sec_entry()  argument
328 	struct sit_info *sit_i = SIT_I(sbi);  in get_sec_entry()
329 	return &sit_i->sec_entries[GET_SEC_FROM_SEG(sbi, segno)];  in get_sec_entry()
332 static inline unsigned int get_valid_blocks(struct f2fs_sb_info *sbi,  in get_valid_blocks()  argument
339 	if (use_section && sbi->segs_per_sec > 1)  in get_valid_blocks()
340 		return get_sec_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
342 		return get_seg_entry(sbi, segno)->valid_blocks;  in get_valid_blocks()
369 static inline void seg_info_to_sit_page(struct f2fs_sb_info *sbi,  in seg_info_to_sit_page()  argument
376 					(unsigned long)MAIN_SEGS(sbi));  in seg_info_to_sit_page()
383 		se = get_seg_entry(sbi, start + i);  in seg_info_to_sit_page()
407 static inline void __set_free(struct f2fs_sb_info *sbi, unsigned int segno)  in __set_free()  argument
409 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_free()
410 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_free()
411 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_free()
419 			start_segno + sbi->segs_per_sec, start_segno);  in __set_free()
420 	if (next >= start_segno + sbi->segs_per_sec) {  in __set_free()
427 static inline void __set_inuse(struct f2fs_sb_info *sbi,  in __set_inuse()  argument
430 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_inuse()
431 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_inuse()
439 static inline void __set_test_and_free(struct f2fs_sb_info *sbi,  in __set_test_and_free()  argument
442 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_free()
443 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_free()
444 	unsigned int start_segno = GET_SEG_FROM_SEC(sbi, secno);  in __set_test_and_free()
451 		if (IS_CURSEC(sbi, secno))  in __set_test_and_free()
454 				start_segno + sbi->segs_per_sec, start_segno);  in __set_test_and_free()
455 		if (next >= start_segno + sbi->segs_per_sec) {  in __set_test_and_free()
464 static inline void __set_test_and_inuse(struct f2fs_sb_info *sbi,  in __set_test_and_inuse()  argument
467 	struct free_segmap_info *free_i = FREE_I(sbi);  in __set_test_and_inuse()
468 	unsigned int secno = GET_SEC_FROM_SEG(sbi, segno);  in __set_test_and_inuse()
479 static inline void get_sit_bitmap(struct f2fs_sb_info *sbi,  in get_sit_bitmap()  argument
482 	struct sit_info *sit_i = SIT_I(sbi);  in get_sit_bitmap()
487 		f2fs_bug_on(sbi, 1);  in get_sit_bitmap()
492 static inline block_t written_block_count(struct f2fs_sb_info *sbi)  in written_block_count()  argument
494 	return SIT_I(sbi)->written_valid_blocks;  in written_block_count()
497 static inline unsigned int free_segments(struct f2fs_sb_info *sbi)  in free_segments()  argument
499 	return FREE_I(sbi)->free_segments;  in free_segments()
502 static inline int reserved_segments(struct f2fs_sb_info *sbi)  in reserved_segments()  argument
504 	return SM_I(sbi)->reserved_segments;  in reserved_segments()
507 static inline unsigned int free_sections(struct f2fs_sb_info *sbi)  in free_sections()  argument
509 	return FREE_I(sbi)->free_sections;  in free_sections()
512 static inline unsigned int prefree_segments(struct f2fs_sb_info *sbi)  in prefree_segments()  argument
514 	return DIRTY_I(sbi)->nr_dirty[PRE];  in prefree_segments()
517 static inline unsigned int dirty_segments(struct f2fs_sb_info *sbi)  in dirty_segments()  argument
519 	return DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_DATA] +  in dirty_segments()
520 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_DATA] +  in dirty_segments()
521 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_DATA] +  in dirty_segments()
522 		DIRTY_I(sbi)->nr_dirty[DIRTY_HOT_NODE] +  in dirty_segments()
523 		DIRTY_I(sbi)->nr_dirty[DIRTY_WARM_NODE] +  in dirty_segments()
524 		DIRTY_I(sbi)->nr_dirty[DIRTY_COLD_NODE];  in dirty_segments()
527 static inline int overprovision_segments(struct f2fs_sb_info *sbi)  in overprovision_segments()  argument
529 	return SM_I(sbi)->ovp_segments;  in overprovision_segments()
532 static inline int reserved_sections(struct f2fs_sb_info *sbi)  in reserved_sections()  argument
534 	return GET_SEC_FROM_SEG(sbi, (unsigned int)reserved_segments(sbi));  in reserved_sections()
537 static inline bool has_curseg_enough_space(struct f2fs_sb_info *sbi)  in has_curseg_enough_space()  argument
539 	unsigned int node_blocks = get_pages(sbi, F2FS_DIRTY_NODES) +  in has_curseg_enough_space()
540 					get_pages(sbi, F2FS_DIRTY_DENTS);  in has_curseg_enough_space()
541 	unsigned int dent_blocks = get_pages(sbi, F2FS_DIRTY_DENTS);  in has_curseg_enough_space()
547 		segno = CURSEG_I(sbi, i)->segno;  in has_curseg_enough_space()
548 		left_blocks = sbi->blocks_per_seg -  in has_curseg_enough_space()
549 			get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
556 	segno = CURSEG_I(sbi, CURSEG_HOT_DATA)->segno;  in has_curseg_enough_space()
557 	left_blocks = sbi->blocks_per_seg -  in has_curseg_enough_space()
558 			get_seg_entry(sbi, segno)->ckpt_valid_blocks;  in has_curseg_enough_space()
564 static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi,  in has_not_enough_free_secs()  argument
567 	int node_secs = get_blocktype_secs(sbi, F2FS_DIRTY_NODES);  in has_not_enough_free_secs()
568 	int dent_secs = get_blocktype_secs(sbi, F2FS_DIRTY_DENTS);  in has_not_enough_free_secs()
569 	int imeta_secs = get_blocktype_secs(sbi, F2FS_DIRTY_IMETA);  in has_not_enough_free_secs()
571 	if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))  in has_not_enough_free_secs()
574 	if (free_sections(sbi) + freed == reserved_sections(sbi) + needed &&  in has_not_enough_free_secs()
575 			has_curseg_enough_space(sbi))  in has_not_enough_free_secs()
577 	return (free_sections(sbi) + freed) <=  in has_not_enough_free_secs()
579 		reserved_sections(sbi) + needed);  in has_not_enough_free_secs()
582 static inline bool excess_prefree_segs(struct f2fs_sb_info *sbi)  in excess_prefree_segs()  argument
584 	return prefree_segments(sbi) > SM_I(sbi)->rec_prefree_segments;  in excess_prefree_segs()
587 static inline int utilization(struct f2fs_sb_info *sbi)  in utilization()  argument
589 	return div_u64((u64)valid_user_blocks(sbi) * 100,  in utilization()
590 					sbi->user_block_count);  in utilization()
622 static inline unsigned int curseg_segno(struct f2fs_sb_info *sbi,  in curseg_segno()  argument
625 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_segno()
629 static inline unsigned char curseg_alloc_type(struct f2fs_sb_info *sbi,  in curseg_alloc_type()  argument
632 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_alloc_type()
636 static inline unsigned short curseg_blkoff(struct f2fs_sb_info *sbi, int type)  in curseg_blkoff()  argument
638 	struct curseg_info *curseg = CURSEG_I(sbi, type);  in curseg_blkoff()
642 static inline void check_seg_range(struct f2fs_sb_info *sbi, unsigned int segno)  in check_seg_range()  argument
644 	f2fs_bug_on(sbi, segno > TOTAL_SEGS(sbi) - 1);  in check_seg_range()
649 	struct f2fs_sb_info *sbi = fio->sbi;  in verify_block_addr()  local
652 		verify_blkaddr(sbi, blk_addr, META_GENERIC);  in verify_block_addr()
654 		verify_blkaddr(sbi, blk_addr, DATA_GENERIC);  in verify_block_addr()
660 static inline int check_block_count(struct f2fs_sb_info *sbi,  in check_block_count()  argument
672 					sbi->blocks_per_seg,  in check_block_count()
677 					sbi->blocks_per_seg,  in check_block_count()
681 	} while (cur_pos < sbi->blocks_per_seg);  in check_block_count()
684 		f2fs_msg(sbi->sb, KERN_ERR,  in check_block_count()
687 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
692 	if (unlikely(GET_SIT_VBLOCKS(raw_sit) > sbi->blocks_per_seg  in check_block_count()
693 					|| segno > TOTAL_SEGS(sbi) - 1)) {  in check_block_count()
694 		f2fs_msg(sbi->sb, KERN_ERR,  in check_block_count()
697 		set_sbi_flag(sbi, SBI_NEED_FSCK);  in check_block_count()
703 static inline pgoff_t current_sit_addr(struct f2fs_sb_info *sbi,  in current_sit_addr()  argument
706 	struct sit_info *sit_i = SIT_I(sbi);  in current_sit_addr()
710 	check_seg_range(sbi, start);  in current_sit_addr()
715 		f2fs_bug_on(sbi, 1);  in current_sit_addr()
725 static inline pgoff_t next_sit_addr(struct f2fs_sb_info *sbi,  in next_sit_addr()  argument
728 	struct sit_info *sit_i = SIT_I(sbi);  in next_sit_addr()
748 static inline unsigned long long get_mtime(struct f2fs_sb_info *sbi,  in get_mtime()  argument
751 	struct sit_info *sit_i = SIT_I(sbi);  in get_mtime()
775 static inline block_t start_sum_block(struct f2fs_sb_info *sbi)  in start_sum_block()  argument
777 	return __start_cp_addr(sbi) +  in start_sum_block()
778 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);  in start_sum_block()
781 static inline block_t sum_blk_addr(struct f2fs_sb_info *sbi, int base, int type)  in sum_blk_addr()  argument
783 	return __start_cp_addr(sbi) +  in sum_blk_addr()
784 		le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_total_block_count)  in sum_blk_addr()
788 static inline bool sec_usage_check(struct f2fs_sb_info *sbi, unsigned int secno)  in sec_usage_check()  argument
790 	if (IS_CURSEC(sbi, secno) || (sbi->cur_victim_sec == secno))  in sec_usage_check()
802 static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)  in nr_pages_to_skip()  argument
804 	if (sbi->sb->s_bdi->wb.dirty_exceeded)  in nr_pages_to_skip()
808 		return sbi->blocks_per_seg;  in nr_pages_to_skip()
810 		return 8 * sbi->blocks_per_seg;  in nr_pages_to_skip()
820 static inline long nr_pages_to_write(struct f2fs_sb_info *sbi, int type,  in nr_pages_to_write()  argument
837 static inline void wake_up_discard_thread(struct f2fs_sb_info *sbi, bool force)  in wake_up_discard_thread()  argument
839 	struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;  in wake_up_discard_thread()