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Date: Tue, 20 Feb 2024 17:54:55 -0800
From: Jaegeuk Kim <jaegeuk@...nel.org>
To: Chao Yu <chao@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH 2/3 v3] f2fs: use BLKS_PER_SEG, BLKS_PER_SEC,
and SEGS_PER_SEC
On 02/21, Chao Yu wrote:
> On 2024/2/21 4:39, Jaegeuk Kim wrote:
> > No functional change.
> >
> > Reviewed-by: Daeho Jeong <daehojeong@...gle.com>
> > Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
> > ---
> > Change log from v2:
> > - cover more cases
> > Change log from v1:
> > - use div_u64
> > fs/f2fs/checkpoint.c | 10 ++--
> > fs/f2fs/debug.c | 6 +--
> > fs/f2fs/f2fs.h | 21 +++++----
> > fs/f2fs/file.c | 16 +++----
> > fs/f2fs/gc.c | 40 ++++++++--------
> > fs/f2fs/node.c | 4 +-
> > fs/f2fs/node.h | 4 +-
> > fs/f2fs/recovery.c | 2 +-
> > fs/f2fs/segment.c | 110 +++++++++++++++++++++----------------------
> > fs/f2fs/segment.h | 44 +++++++++--------
> > fs/f2fs/super.c | 8 ++--
> > fs/f2fs/sysfs.c | 6 +--
> > 12 files changed, 135 insertions(+), 136 deletions(-)
> >
> > diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> > index b85820e70f5e..a09a9609e228 100644
> > --- a/fs/f2fs/checkpoint.c
> > +++ b/fs/f2fs/checkpoint.c
> > @@ -900,7 +900,7 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
> > cp_blocks = le32_to_cpu(cp_block->cp_pack_total_block_count);
> > - if (cp_blocks > sbi->blocks_per_seg || cp_blocks <= F2FS_CP_PACKS) {
> > + if (cp_blocks > BLKS_PER_SEG(sbi) || cp_blocks <= F2FS_CP_PACKS) {
> > f2fs_warn(sbi, "invalid cp_pack_total_block_count:%u",
> > le32_to_cpu(cp_block->cp_pack_total_block_count));
> > goto invalid_cp;
> > @@ -1335,7 +1335,7 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)
> > if (cpc->reason & CP_UMOUNT) {
> > if (le32_to_cpu(ckpt->cp_pack_total_block_count) +
> > - NM_I(sbi)->nat_bits_blocks > sbi->blocks_per_seg) {
> > + NM_I(sbi)->nat_bits_blocks > BLKS_PER_SEG(sbi)) {
> > clear_ckpt_flags(sbi, CP_NAT_BITS_FLAG);
> > f2fs_notice(sbi, "Disable nat_bits due to no space");
> > } else if (!is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG) &&
> > @@ -1538,7 +1538,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
> > cp_ver |= ((__u64)crc32 << 32);
> > *(__le64 *)nm_i->nat_bits = cpu_to_le64(cp_ver);
> > - blk = start_blk + sbi->blocks_per_seg - nm_i->nat_bits_blocks;
> > + blk = start_blk + BLKS_PER_SEG(sbi) - nm_i->nat_bits_blocks;
> > for (i = 0; i < nm_i->nat_bits_blocks; i++)
> > f2fs_update_meta_page(sbi, nm_i->nat_bits +
> > (i << F2FS_BLKSIZE_BITS), blk + i);
> > @@ -1741,9 +1741,9 @@ void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi)
> > im->ino_num = 0;
> > }
> > - sbi->max_orphans = (sbi->blocks_per_seg - F2FS_CP_PACKS -
> > + sbi->max_orphans = (BLKS_PER_SEG(sbi) - F2FS_CP_PACKS -
> > NR_CURSEG_PERSIST_TYPE - __cp_payload(sbi)) *
> > - F2FS_ORPHANS_PER_BLOCK;
> > + F2FS_ORPHANS_PER_BLOCK;
> > }
> > int __init f2fs_create_checkpoint_caches(void)
> > diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
> > index fdbf994f1271..0d02224b99b7 100644
> > --- a/fs/f2fs/debug.c
> > +++ b/fs/f2fs/debug.c
> > @@ -41,7 +41,7 @@ void f2fs_update_sit_info(struct f2fs_sb_info *sbi)
> > total_vblocks = 0;
> > blks_per_sec = CAP_BLKS_PER_SEC(sbi);
> > hblks_per_sec = blks_per_sec / 2;
> > - for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) {
> > + for (segno = 0; segno < MAIN_SEGS(sbi); segno += SEGS_PER_SEC(sbi)) {
> > vblocks = get_valid_blocks(sbi, segno, true);
> > dist = abs(vblocks - hblks_per_sec);
> > bimodal += dist * dist;
> > @@ -135,7 +135,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
> > si->cur_ckpt_time = sbi->cprc_info.cur_time;
> > si->peak_ckpt_time = sbi->cprc_info.peak_time;
> > spin_unlock(&sbi->cprc_info.stat_lock);
> > - si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg;
> > + si->total_count = (int)sbi->user_block_count / BLKS_PER_SEG(sbi);
> > si->rsvd_segs = reserved_segments(sbi);
> > si->overp_segs = overprovision_segments(sbi);
> > si->valid_count = valid_user_blocks(sbi);
> > @@ -208,7 +208,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
> > if (!blks)
> > continue;
> > - if (blks == sbi->blocks_per_seg)
> > + if (blks == BLKS_PER_SEG(sbi))
> > si->full_seg[type]++;
> > else
> > si->dirty_seg[type]++;
> > diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> > index 4c52136cbc10..50e7890cc6a5 100644
> > --- a/fs/f2fs/f2fs.h
> > +++ b/fs/f2fs/f2fs.h
> > @@ -1813,6 +1813,14 @@ struct f2fs_sb_info {
> > #endif
> > };
> > +/* Definitions to access f2fs_sb_info */
> > +#define BLKS_PER_SEG(sbi) \
> > + ((sbi)->blocks_per_seg)
> > +#define BLKS_PER_SEC(sbi) \
> > + ((sbi)->segs_per_sec << (sbi)->log_blocks_per_seg)
> > +#define SEGS_PER_SEC(sbi) \
> > + ((sbi)->segs_per_sec)
>
> I can see lots of 'xxx << sbi->log_blocks_per_seg', how about introducing
> a new macro to wrap it, maybe:
>
> #define SEGMENTS_TO_BLKS(sbi, segments) \
> (segments << (sbi)->log_blocks_per_seg)
Can you write up in a separate patch, since this is already quite huge?
>
> Thanks,
>
> > +
> > __printf(3, 4)
> > void f2fs_printk(struct f2fs_sb_info *sbi, bool limit_rate, const char *fmt, ...);
> > @@ -2511,11 +2519,8 @@ static inline int get_dirty_pages(struct inode *inode)
> > static inline int get_blocktype_secs(struct f2fs_sb_info *sbi, int block_type)
> > {
> > - unsigned int pages_per_sec = sbi->segs_per_sec * sbi->blocks_per_seg;
> > - unsigned int segs = (get_pages(sbi, block_type) + pages_per_sec - 1) >>
> > - sbi->log_blocks_per_seg;
> > -
> > - return segs / sbi->segs_per_sec;
> > + return div_u64(get_pages(sbi, block_type) + BLKS_PER_SEC(sbi) - 1,
> > + BLKS_PER_SEC(sbi));
> > }
> > static inline block_t valid_user_blocks(struct f2fs_sb_info *sbi)
> > @@ -2579,7 +2584,7 @@ static inline block_t __start_cp_addr(struct f2fs_sb_info *sbi)
> > block_t start_addr = le32_to_cpu(F2FS_RAW_SUPER(sbi)->cp_blkaddr);
> > if (sbi->cur_cp_pack == 2)
> > - start_addr += sbi->blocks_per_seg;
> > + start_addr += BLKS_PER_SEG(sbi);
> > return start_addr;
> > }
> > @@ -2588,7 +2593,7 @@ static inline block_t __start_cp_next_addr(struct f2fs_sb_info *sbi)
> > block_t start_addr = le32_to_cpu(F2FS_RAW_SUPER(sbi)->cp_blkaddr);
> > if (sbi->cur_cp_pack == 1)
> > - start_addr += sbi->blocks_per_seg;
> > + start_addr += BLKS_PER_SEG(sbi);
> > return start_addr;
> > }
> > @@ -3458,7 +3463,7 @@ static inline __le32 *get_dnode_addr(struct inode *inode,
> > sizeof((f2fs_inode)->field)) \
> > <= (F2FS_OLD_ATTRIBUTE_SIZE + (extra_isize))) \
> > -#define __is_large_section(sbi) ((sbi)->segs_per_sec > 1)
> > +#define __is_large_section(sbi) (SEGS_PER_SEC(sbi) > 1)
> > #define __is_meta_io(fio) (PAGE_TYPE_OF_BIO((fio)->type) == META)
> > diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> > index c6cd9474ba2d..767d16c74bb6 100644
> > --- a/fs/f2fs/file.c
> > +++ b/fs/f2fs/file.c
> > @@ -2580,7 +2580,6 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi,
> > .m_may_create = false };
> > struct extent_info ei = {};
> > pgoff_t pg_start, pg_end, next_pgofs;
> > - unsigned int blk_per_seg = sbi->blocks_per_seg;
> > unsigned int total = 0, sec_num;
> > block_t blk_end = 0;
> > bool fragmented = false;
> > @@ -2689,7 +2688,8 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi,
> > set_inode_flag(inode, FI_SKIP_WRITES);
> > idx = map.m_lblk;
> > - while (idx < map.m_lblk + map.m_len && cnt < blk_per_seg) {
> > + while (idx < map.m_lblk + map.m_len &&
> > + cnt < BLKS_PER_SEG(sbi)) {
> > struct page *page;
> > page = f2fs_get_lock_data_page(inode, idx, true);
> > @@ -2709,7 +2709,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi,
> > map.m_lblk = idx;
> > check:
> > - if (map.m_lblk < pg_end && cnt < blk_per_seg)
> > + if (map.m_lblk < pg_end && cnt < BLKS_PER_SEG(sbi))
> > goto do_map;
> > clear_inode_flag(inode, FI_SKIP_WRITES);
> > @@ -2978,8 +2978,8 @@ static int f2fs_ioc_flush_device(struct file *filp, unsigned long arg)
> > if (!f2fs_is_multi_device(sbi) || sbi->s_ndevs - 1 <= range.dev_num ||
> > __is_large_section(sbi)) {
> > - f2fs_warn(sbi, "Can't flush %u in %d for segs_per_sec %u != 1",
> > - range.dev_num, sbi->s_ndevs, sbi->segs_per_sec);
> > + f2fs_warn(sbi, "Can't flush %u in %d for SEGS_PER_SEC %u != 1",
> > + range.dev_num, sbi->s_ndevs, SEGS_PER_SEC(sbi));
> > return -EINVAL;
> > }
> > @@ -4081,7 +4081,6 @@ static int f2fs_ioc_decompress_file(struct file *filp)
> > struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
> > struct f2fs_inode_info *fi = F2FS_I(inode);
> > pgoff_t page_idx = 0, last_idx;
> > - unsigned int blk_per_seg = sbi->blocks_per_seg;
> > int cluster_size = fi->i_cluster_size;
> > int count, ret;
> > @@ -4125,7 +4124,7 @@ static int f2fs_ioc_decompress_file(struct file *filp)
> > if (ret < 0)
> > break;
> > - if (get_dirty_pages(inode) >= blk_per_seg) {
> > + if (get_dirty_pages(inode) >= BLKS_PER_SEG(sbi)) {
> > ret = filemap_fdatawrite(inode->i_mapping);
> > if (ret < 0)
> > break;
> > @@ -4160,7 +4159,6 @@ static int f2fs_ioc_compress_file(struct file *filp)
> > struct inode *inode = file_inode(filp);
> > struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
> > pgoff_t page_idx = 0, last_idx;
> > - unsigned int blk_per_seg = sbi->blocks_per_seg;
> > int cluster_size = F2FS_I(inode)->i_cluster_size;
> > int count, ret;
> > @@ -4203,7 +4201,7 @@ static int f2fs_ioc_compress_file(struct file *filp)
> > if (ret < 0)
> > break;
> > - if (get_dirty_pages(inode) >= blk_per_seg) {
> > + if (get_dirty_pages(inode) >= BLKS_PER_SEG(sbi)) {
> > ret = filemap_fdatawrite(inode->i_mapping);
> > if (ret < 0)
> > break;
> > diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
> > index 6899f434ad68..d61a60c1c844 100644
> > --- a/fs/f2fs/gc.c
> > +++ b/fs/f2fs/gc.c
> > @@ -259,7 +259,7 @@ static void select_policy(struct f2fs_sb_info *sbi, int gc_type,
> > p->ofs_unit = 1;
> > } else {
> > p->gc_mode = select_gc_type(sbi, gc_type);
> > - p->ofs_unit = sbi->segs_per_sec;
> > + p->ofs_unit = SEGS_PER_SEC(sbi);
> > if (__is_large_section(sbi)) {
> > p->dirty_bitmap = dirty_i->dirty_secmap;
> > p->max_search = count_bits(p->dirty_bitmap,
> > @@ -282,7 +282,8 @@ static void select_policy(struct f2fs_sb_info *sbi, int gc_type,
> > /* let's select beginning hot/small space first in no_heap mode*/
> > if (f2fs_need_rand_seg(sbi))
> > - p->offset = get_random_u32_below(MAIN_SECS(sbi) * sbi->segs_per_sec);
> > + p->offset = get_random_u32_below(MAIN_SECS(sbi) *
> > + SEGS_PER_SEC(sbi));
> > else if (test_opt(sbi, NOHEAP) &&
> > (type == CURSEG_HOT_DATA || IS_NODESEG(type)))
> > p->offset = 0;
> > @@ -295,13 +296,13 @@ static unsigned int get_max_cost(struct f2fs_sb_info *sbi,
> > {
> > /* SSR allocates in a segment unit */
> > if (p->alloc_mode == SSR)
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > else if (p->alloc_mode == AT_SSR)
> > return UINT_MAX;
> > /* LFS */
> > if (p->gc_mode == GC_GREEDY)
> > - return 2 * sbi->blocks_per_seg * p->ofs_unit;
> > + return 2 * BLKS_PER_SEG(sbi) * p->ofs_unit;
> > else if (p->gc_mode == GC_CB)
> > return UINT_MAX;
> > else if (p->gc_mode == GC_AT)
> > @@ -496,9 +497,9 @@ static void add_victim_entry(struct f2fs_sb_info *sbi,
> > return;
> > }
> > - for (i = 0; i < sbi->segs_per_sec; i++)
> > + for (i = 0; i < SEGS_PER_SEC(sbi); i++)
> > mtime += get_seg_entry(sbi, start + i)->mtime;
> > - mtime = div_u64(mtime, sbi->segs_per_sec);
> > + mtime = div_u64(mtime, SEGS_PER_SEC(sbi));
> > /* Handle if the system time has changed by the user */
> > if (mtime < sit_i->min_mtime)
> > @@ -599,7 +600,6 @@ static void atssr_lookup_victim(struct f2fs_sb_info *sbi,
> > unsigned long long age;
> > unsigned long long max_mtime = sit_i->dirty_max_mtime;
> > unsigned long long min_mtime = sit_i->dirty_min_mtime;
> > - unsigned int seg_blocks = sbi->blocks_per_seg;
> > unsigned int vblocks;
> > unsigned int dirty_threshold = max(am->max_candidate_count,
> > am->candidate_ratio *
> > @@ -629,7 +629,7 @@ static void atssr_lookup_victim(struct f2fs_sb_info *sbi,
> > f2fs_bug_on(sbi, !vblocks);
> > /* rare case */
> > - if (vblocks == seg_blocks)
> > + if (vblocks == BLKS_PER_SEG(sbi))
> > goto skip_node;
> > iter++;
> > @@ -755,7 +755,7 @@ int f2fs_get_victim(struct f2fs_sb_info *sbi, unsigned int *result,
> > int ret = 0;
> > mutex_lock(&dirty_i->seglist_lock);
> > - last_segment = MAIN_SECS(sbi) * sbi->segs_per_sec;
> > + last_segment = MAIN_SECS(sbi) * SEGS_PER_SEC(sbi);
> > p.alloc_mode = alloc_mode;
> > p.age = age;
> > @@ -896,7 +896,7 @@ int f2fs_get_victim(struct f2fs_sb_info *sbi, unsigned int *result,
> > else
> > sm->last_victim[p.gc_mode] = segno + p.ofs_unit;
> > sm->last_victim[p.gc_mode] %=
> > - (MAIN_SECS(sbi) * sbi->segs_per_sec);
> > + (MAIN_SECS(sbi) * SEGS_PER_SEC(sbi));
> > break;
> > }
> > }
> > @@ -1670,7 +1670,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
> > struct f2fs_summary_block *sum;
> > struct blk_plug plug;
> > unsigned int segno = start_segno;
> > - unsigned int end_segno = start_segno + sbi->segs_per_sec;
> > + unsigned int end_segno = start_segno + SEGS_PER_SEC(sbi);
> > int seg_freed = 0, migrated = 0;
> > unsigned char type = IS_DATASEG(get_seg_entry(sbi, segno)->type) ?
> > SUM_TYPE_DATA : SUM_TYPE_NODE;
> > @@ -1678,7 +1678,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
> > int submitted = 0;
> > if (__is_large_section(sbi))
> > - end_segno = rounddown(end_segno, sbi->segs_per_sec);
> > + end_segno = rounddown(end_segno, SEGS_PER_SEC(sbi));
> > /*
> > * zone-capacity can be less than zone-size in zoned devices,
> > @@ -1686,7 +1686,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
> > * calculate the end segno in the zone which can be garbage collected
> > */
> > if (f2fs_sb_has_blkzoned(sbi))
> > - end_segno -= sbi->segs_per_sec -
> > + end_segno -= SEGS_PER_SEC(sbi) -
> > f2fs_usable_segs_in_sec(sbi, segno);
> > sanity_check_seg_type(sbi, get_seg_entry(sbi, segno)->type);
> > @@ -1986,7 +1986,7 @@ static int free_segment_range(struct f2fs_sb_info *sbi,
> > /* Force block allocation for GC */
> > MAIN_SECS(sbi) -= secs;
> > - start = MAIN_SECS(sbi) * sbi->segs_per_sec;
> > + start = MAIN_SECS(sbi) * SEGS_PER_SEC(sbi);
> > end = MAIN_SEGS(sbi) - 1;
> > mutex_lock(&DIRTY_I(sbi)->seglist_lock);
> > @@ -2004,7 +2004,7 @@ static int free_segment_range(struct f2fs_sb_info *sbi,
> > f2fs_allocate_segment_for_resize(sbi, type, start, end);
> > /* do GC to move out valid blocks in the range */
> > - for (segno = start; segno <= end; segno += sbi->segs_per_sec) {
> > + for (segno = start; segno <= end; segno += SEGS_PER_SEC(sbi)) {
> > struct gc_inode_list gc_list = {
> > .ilist = LIST_HEAD_INIT(gc_list.ilist),
> > .iroot = RADIX_TREE_INIT(gc_list.iroot, GFP_NOFS),
> > @@ -2048,7 +2048,7 @@ static void update_sb_metadata(struct f2fs_sb_info *sbi, int secs)
> > int segment_count;
> > int segment_count_main;
> > long long block_count;
> > - int segs = secs * sbi->segs_per_sec;
> > + int segs = secs * SEGS_PER_SEC(sbi);
> > f2fs_down_write(&sbi->sb_lock);
> > @@ -2061,7 +2061,7 @@ static void update_sb_metadata(struct f2fs_sb_info *sbi, int secs)
> > raw_sb->segment_count = cpu_to_le32(segment_count + segs);
> > raw_sb->segment_count_main = cpu_to_le32(segment_count_main + segs);
> > raw_sb->block_count = cpu_to_le64(block_count +
> > - (long long)segs * sbi->blocks_per_seg);
> > + (long long)(segs << sbi->log_blocks_per_seg));
> > if (f2fs_is_multi_device(sbi)) {
> > int last_dev = sbi->s_ndevs - 1;
> > int dev_segs =
> > @@ -2076,8 +2076,8 @@ static void update_sb_metadata(struct f2fs_sb_info *sbi, int secs)
> > static void update_fs_metadata(struct f2fs_sb_info *sbi, int secs)
> > {
> > - int segs = secs * sbi->segs_per_sec;
> > - long long blks = (long long)segs * sbi->blocks_per_seg;
> > + int segs = secs * SEGS_PER_SEC(sbi);
> > + long long blks = (long long)(segs << sbi->log_blocks_per_seg);
> > long long user_block_count =
> > le64_to_cpu(F2FS_CKPT(sbi)->user_block_count);
> > @@ -2119,7 +2119,7 @@ int f2fs_resize_fs(struct file *filp, __u64 block_count)
> > int last_dev = sbi->s_ndevs - 1;
> > __u64 last_segs = FDEV(last_dev).total_segments;
> > - if (block_count + last_segs * sbi->blocks_per_seg <=
> > + if (block_count + (last_segs << sbi->log_blocks_per_seg) <=
> > old_block_count)
> > return -EINVAL;
> > }
> > diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
> > index 1d898a16f05a..51241996b9ec 100644
> > --- a/fs/f2fs/node.c
> > +++ b/fs/f2fs/node.c
> > @@ -2841,7 +2841,7 @@ int f2fs_restore_node_summary(struct f2fs_sb_info *sbi,
> > int i, idx, last_offset, nrpages;
> > /* scan the node segment */
> > - last_offset = sbi->blocks_per_seg;
> > + last_offset = BLKS_PER_SEG(sbi);
> > addr = START_BLOCK(sbi, segno);
> > sum_entry = &sum->entries[0];
> > @@ -3158,7 +3158,7 @@ static int __get_nat_bitmaps(struct f2fs_sb_info *sbi)
> > if (!is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG))
> > return 0;
> > - nat_bits_addr = __start_cp_addr(sbi) + sbi->blocks_per_seg -
> > + nat_bits_addr = __start_cp_addr(sbi) + BLKS_PER_SEG(sbi) -
> > nm_i->nat_bits_blocks;
> > for (i = 0; i < nm_i->nat_bits_blocks; i++) {
> > struct page *page;
> > diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h
> > index 5bd16a95eef8..6aea13024ac1 100644
> > --- a/fs/f2fs/node.h
> > +++ b/fs/f2fs/node.h
> > @@ -208,10 +208,10 @@ static inline pgoff_t current_nat_addr(struct f2fs_sb_info *sbi, nid_t start)
> > block_addr = (pgoff_t)(nm_i->nat_blkaddr +
> > (block_off << 1) -
> > - (block_off & (sbi->blocks_per_seg - 1)));
> > + (block_off & (BLKS_PER_SEG(sbi) - 1)));
> > if (f2fs_test_bit(block_off, nm_i->nat_bitmap))
> > - block_addr += sbi->blocks_per_seg;
> > + block_addr += BLKS_PER_SEG(sbi);
> > return block_addr;
> > }
> > diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
> > index aad1d1a9b3d6..b3baec666afe 100644
> > --- a/fs/f2fs/recovery.c
> > +++ b/fs/f2fs/recovery.c
> > @@ -354,7 +354,7 @@ static unsigned int adjust_por_ra_blocks(struct f2fs_sb_info *sbi,
> > if (blkaddr + 1 == next_blkaddr)
> > ra_blocks = min_t(unsigned int, RECOVERY_MAX_RA_BLOCKS,
> > ra_blocks * 2);
> > - else if (next_blkaddr % sbi->blocks_per_seg)
> > + else if (next_blkaddr % BLKS_PER_SEG(sbi))
> > ra_blocks = max_t(unsigned int, RECOVERY_MIN_RA_BLOCKS,
> > ra_blocks / 2);
> > return ra_blocks;
> > diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> > index e5759813276a..1518f1287c28 100644
> > --- a/fs/f2fs/segment.c
> > +++ b/fs/f2fs/segment.c
> > @@ -448,8 +448,8 @@ static inline bool excess_dirty_threshold(struct f2fs_sb_info *sbi)
> > unsigned int nodes = get_pages(sbi, F2FS_DIRTY_NODES);
> > unsigned int meta = get_pages(sbi, F2FS_DIRTY_META);
> > unsigned int imeta = get_pages(sbi, F2FS_DIRTY_IMETA);
> > - unsigned int threshold = sbi->blocks_per_seg * factor *
> > - DEFAULT_DIRTY_THRESHOLD;
> > + unsigned int threshold = (factor * DEFAULT_DIRTY_THRESHOLD) <<
> > + sbi->log_blocks_per_seg;
> > unsigned int global_threshold = threshold * 3 / 2;
> > if (dents >= threshold || qdata >= threshold ||
> > @@ -1134,8 +1134,7 @@ static void __check_sit_bitmap(struct f2fs_sb_info *sbi,
> > struct seg_entry *sentry;
> > unsigned int segno;
> > block_t blk = start;
> > - unsigned long offset, size, max_blocks = sbi->blocks_per_seg;
> > - unsigned long *map;
> > + unsigned long offset, size, *map;
> > while (blk < end) {
> > segno = GET_SEGNO(sbi, blk);
> > @@ -1145,7 +1144,7 @@ static void __check_sit_bitmap(struct f2fs_sb_info *sbi,
> > if (end < START_BLOCK(sbi, segno + 1))
> > size = GET_BLKOFF_FROM_SEG0(sbi, end);
> > else
> > - size = max_blocks;
> > + size = BLKS_PER_SEG(sbi);
> > map = (unsigned long *)(sentry->cur_valid_map);
> > offset = __find_rev_next_bit(map, size, offset);
> > f2fs_bug_on(sbi, offset != size);
> > @@ -2044,7 +2043,6 @@ static bool add_discard_addrs(struct f2fs_sb_info *sbi, struct cp_control *cpc,
> > bool check_only)
> > {
> > int entries = SIT_VBLOCK_MAP_SIZE / sizeof(unsigned long);
> > - int max_blocks = sbi->blocks_per_seg;
> > struct seg_entry *se = get_seg_entry(sbi, cpc->trim_start);
> > unsigned long *cur_map = (unsigned long *)se->cur_valid_map;
> > unsigned long *ckpt_map = (unsigned long *)se->ckpt_valid_map;
> > @@ -2056,8 +2054,9 @@ static bool add_discard_addrs(struct f2fs_sb_info *sbi, struct cp_control *cpc,
> > struct list_head *head = &SM_I(sbi)->dcc_info->entry_list;
> > int i;
> > - if (se->valid_blocks == max_blocks || !f2fs_hw_support_discard(sbi) ||
> > - !f2fs_block_unit_discard(sbi))
> > + if (se->valid_blocks == BLKS_PER_SEG(sbi) ||
> > + !f2fs_hw_support_discard(sbi) ||
> > + !f2fs_block_unit_discard(sbi))
> > return false;
> > if (!force) {
> > @@ -2074,13 +2073,14 @@ static bool add_discard_addrs(struct f2fs_sb_info *sbi, struct cp_control *cpc,
> > while (force || SM_I(sbi)->dcc_info->nr_discards <=
> > SM_I(sbi)->dcc_info->max_discards) {
> > - start = __find_rev_next_bit(dmap, max_blocks, end + 1);
> > - if (start >= max_blocks)
> > + start = __find_rev_next_bit(dmap, BLKS_PER_SEG(sbi), end + 1);
> > + if (start >= BLKS_PER_SEG(sbi))
> > break;
> > - end = __find_rev_next_zero_bit(dmap, max_blocks, start + 1);
> > - if (force && start && end != max_blocks
> > - && (end - start) < cpc->trim_minlen)
> > + end = __find_rev_next_zero_bit(dmap,
> > + BLKS_PER_SEG(sbi), start + 1);
> > + if (force && start && end != BLKS_PER_SEG(sbi) &&
> > + (end - start) < cpc->trim_minlen)
> > continue;
> > if (check_only)
> > @@ -2162,8 +2162,8 @@ void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
> > start + 1);
> > if (section_alignment) {
> > - start = rounddown(start, sbi->segs_per_sec);
> > - end = roundup(end, sbi->segs_per_sec);
> > + start = rounddown(start, SEGS_PER_SEC(sbi));
> > + end = roundup(end, SEGS_PER_SEC(sbi));
> > }
> > for (i = start; i < end; i++) {
> > @@ -2191,9 +2191,9 @@ void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
> > if (!IS_CURSEC(sbi, secno) &&
> > !get_valid_blocks(sbi, start, true))
> > f2fs_issue_discard(sbi, START_BLOCK(sbi, start_segno),
> > - sbi->segs_per_sec << sbi->log_blocks_per_seg);
> > + BLKS_PER_SEC(sbi));
> > - start = start_segno + sbi->segs_per_sec;
> > + start = start_segno + SEGS_PER_SEC(sbi);
> > if (start < end)
> > goto next;
> > else
> > @@ -2212,7 +2212,7 @@ void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
> > find_next:
> > if (is_valid) {
> > next_pos = find_next_zero_bit_le(entry->discard_map,
> > - sbi->blocks_per_seg, cur_pos);
> > + BLKS_PER_SEG(sbi), cur_pos);
> > len = next_pos - cur_pos;
> > if (f2fs_sb_has_blkzoned(sbi) ||
> > @@ -2224,13 +2224,13 @@ void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
> > total_len += len;
> > } else {
> > next_pos = find_next_bit_le(entry->discard_map,
> > - sbi->blocks_per_seg, cur_pos);
> > + BLKS_PER_SEG(sbi), cur_pos);
> > }
> > skip:
> > cur_pos = next_pos;
> > is_valid = !is_valid;
> > - if (cur_pos < sbi->blocks_per_seg)
> > + if (cur_pos < BLKS_PER_SEG(sbi))
> > goto find_next;
> > release_discard_addr(entry);
> > @@ -2279,7 +2279,7 @@ static int create_discard_cmd_control(struct f2fs_sb_info *sbi)
> > dcc->max_ordered_discard = DEFAULT_MAX_ORDERED_DISCARD_GRANULARITY;
> > dcc->discard_io_aware = DPOLICY_IO_AWARE_ENABLE;
> > if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SEGMENT)
> > - dcc->discard_granularity = sbi->blocks_per_seg;
> > + dcc->discard_granularity = BLKS_PER_SEG(sbi);
> > else if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SECTION)
> > dcc->discard_granularity = BLKS_PER_SEC(sbi);
> > @@ -2542,7 +2542,7 @@ static unsigned short f2fs_curseg_valid_blocks(struct f2fs_sb_info *sbi, int typ
> > struct curseg_info *curseg = CURSEG_I(sbi, type);
> > if (sbi->ckpt->alloc_type[type] == SSR)
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > return curseg->next_blkoff;
> > }
> > @@ -2630,7 +2630,7 @@ static int is_next_segment_free(struct f2fs_sb_info *sbi,
> > unsigned int segno = curseg->segno + 1;
> > struct free_segmap_info *free_i = FREE_I(sbi);
> > - if (segno < MAIN_SEGS(sbi) && segno % sbi->segs_per_sec)
> > + if (segno < MAIN_SEGS(sbi) && segno % SEGS_PER_SEC(sbi))
> > return !test_bit(segno, free_i->free_segmap);
> > return 0;
> > }
> > @@ -2654,7 +2654,7 @@ static void get_new_segment(struct f2fs_sb_info *sbi,
> > spin_lock(&free_i->segmap_lock);
> > - if (!new_sec && ((*newseg + 1) % sbi->segs_per_sec)) {
> > + if (!new_sec && ((*newseg + 1) % SEGS_PER_SEC(sbi))) {
> > segno = find_next_zero_bit(free_i->free_segmap,
> > GET_SEG_FROM_SEC(sbi, hint + 1), *newseg + 1);
> > if (segno < GET_SEG_FROM_SEC(sbi, hint + 1))
> > @@ -2757,9 +2757,8 @@ static unsigned int __get_next_segno(struct f2fs_sb_info *sbi, int type)
> > sanity_check_seg_type(sbi, seg_type);
> > if (f2fs_need_rand_seg(sbi))
> > - return get_random_u32_below(MAIN_SECS(sbi) * sbi->segs_per_sec);
> > + return get_random_u32_below(MAIN_SECS(sbi) * SEGS_PER_SEC(sbi));
> > - /* if segs_per_sec is large than 1, we need to keep original policy. */
> > if (__is_large_section(sbi))
> > return curseg->segno;
> > @@ -2827,7 +2826,7 @@ static int __next_free_blkoff(struct f2fs_sb_info *sbi,
> > for (i = 0; i < entries; i++)
> > target_map[i] = ckpt_map[i] | cur_map[i];
> > - return __find_rev_next_zero_bit(target_map, sbi->blocks_per_seg, start);
> > + return __find_rev_next_zero_bit(target_map, BLKS_PER_SEG(sbi), start);
> > }
> > static int f2fs_find_next_ssr_block(struct f2fs_sb_info *sbi,
> > @@ -2838,7 +2837,7 @@ static int f2fs_find_next_ssr_block(struct f2fs_sb_info *sbi,
> > bool f2fs_segment_has_free_slot(struct f2fs_sb_info *sbi, int segno)
> > {
> > - return __next_free_blkoff(sbi, segno, 0) < sbi->blocks_per_seg;
> > + return __next_free_blkoff(sbi, segno, 0) < BLKS_PER_SEG(sbi);
> > }
> > /*
> > @@ -3238,8 +3237,8 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
> > end_segno = (end >= MAX_BLKADDR(sbi)) ? MAIN_SEGS(sbi) - 1 :
> > GET_SEGNO(sbi, end);
> > if (need_align) {
> > - start_segno = rounddown(start_segno, sbi->segs_per_sec);
> > - end_segno = roundup(end_segno + 1, sbi->segs_per_sec) - 1;
> > + start_segno = rounddown(start_segno, SEGS_PER_SEC(sbi));
> > + end_segno = roundup(end_segno + 1, SEGS_PER_SEC(sbi)) - 1;
> > }
> > cpc.reason = CP_DISCARD;
> > @@ -3437,7 +3436,7 @@ void f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
> > }
> > *new_blkaddr = NEXT_FREE_BLKADDR(sbi, curseg);
> > - f2fs_bug_on(sbi, curseg->next_blkoff >= sbi->blocks_per_seg);
> > + f2fs_bug_on(sbi, curseg->next_blkoff >= BLKS_PER_SEG(sbi));
> > f2fs_wait_discard_bio(sbi, *new_blkaddr);
> > @@ -3881,7 +3880,7 @@ static int read_compacted_summaries(struct f2fs_sb_info *sbi)
> > seg_i->next_blkoff = blk_off;
> > if (seg_i->alloc_type == SSR)
> > - blk_off = sbi->blocks_per_seg;
> > + blk_off = BLKS_PER_SEG(sbi);
> > for (j = 0; j < blk_off; j++) {
> > struct f2fs_summary *s;
> > @@ -3949,7 +3948,7 @@ static int read_normal_summaries(struct f2fs_sb_info *sbi, int type)
> > struct f2fs_summary *ns = &sum->entries[0];
> > int i;
> > - for (i = 0; i < sbi->blocks_per_seg; i++, ns++) {
> > + for (i = 0; i < BLKS_PER_SEG(sbi); i++, ns++) {
> > ns->version = 0;
> > ns->ofs_in_node = 0;
> > }
> > @@ -4582,21 +4581,20 @@ static int build_sit_entries(struct f2fs_sb_info *sbi)
> > sit_valid_blocks[SE_PAGETYPE(se)] += se->valid_blocks;
> > - if (f2fs_block_unit_discard(sbi)) {
> > - /* build discard map only one time */
> > - if (is_set_ckpt_flags(sbi, CP_TRIMMED_FLAG)) {
> > - memset(se->discard_map, 0xff,
> > + if (!f2fs_block_unit_discard(sbi))
> > + goto init_discard_map_done;
> > +
> > + /* build discard map only one time */
> > + if (is_set_ckpt_flags(sbi, CP_TRIMMED_FLAG)) {
> > + memset(se->discard_map, 0xff,
> > SIT_VBLOCK_MAP_SIZE);
> > - } else {
> > - memcpy(se->discard_map,
> > - se->cur_valid_map,
> > + goto init_discard_map_done;
> > + }
> > + memcpy(se->discard_map, se->cur_valid_map,
> > SIT_VBLOCK_MAP_SIZE);
> > - sbi->discard_blks +=
> > - sbi->blocks_per_seg -
> > + sbi->discard_blks += BLKS_PER_SEG(sbi) -
> > se->valid_blocks;
> > - }
> > - }
> > -
> > +init_discard_map_done:
> > if (__is_large_section(sbi))
> > get_sec_entry(sbi, start)->valid_blocks +=
> > se->valid_blocks;
> > @@ -4736,7 +4734,7 @@ static void init_dirty_segmap(struct f2fs_sb_info *sbi)
> > return;
> > mutex_lock(&dirty_i->seglist_lock);
> > - for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) {
> > + for (segno = 0; segno < MAIN_SEGS(sbi); segno += SEGS_PER_SEC(sbi)) {
> > valid_blocks = get_valid_blocks(sbi, segno, true);
> > secno = GET_SEC_FROM_SEG(sbi, segno);
> > @@ -4835,7 +4833,7 @@ static int sanity_check_curseg(struct f2fs_sb_info *sbi)
> > if (curseg->alloc_type == SSR)
> > continue;
> > - for (blkofs += 1; blkofs < sbi->blocks_per_seg; blkofs++) {
> > + for (blkofs += 1; blkofs < BLKS_PER_SEG(sbi); blkofs++) {
> > if (!f2fs_test_bit(blkofs, se->cur_valid_map))
> > continue;
> > out:
> > @@ -5114,7 +5112,7 @@ static inline unsigned int f2fs_usable_zone_blks_in_seg(
> > unsigned int secno;
> > if (!sbi->unusable_blocks_per_sec)
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > secno = GET_SEC_FROM_SEG(sbi, segno);
> > seg_start = START_BLOCK(sbi, segno);
> > @@ -5129,10 +5127,10 @@ static inline unsigned int f2fs_usable_zone_blks_in_seg(
> > */
> > if (seg_start >= sec_cap_blkaddr)
> > return 0;
> > - if (seg_start + sbi->blocks_per_seg > sec_cap_blkaddr)
> > + if (seg_start + BLKS_PER_SEG(sbi) > sec_cap_blkaddr)
> > return sec_cap_blkaddr - seg_start;
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > }
> > #else
> > int f2fs_fix_curseg_write_pointer(struct f2fs_sb_info *sbi)
> > @@ -5158,7 +5156,7 @@ unsigned int f2fs_usable_blks_in_seg(struct f2fs_sb_info *sbi,
> > if (f2fs_sb_has_blkzoned(sbi))
> > return f2fs_usable_zone_blks_in_seg(sbi, segno);
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > }
> > unsigned int f2fs_usable_segs_in_sec(struct f2fs_sb_info *sbi,
> > @@ -5167,7 +5165,7 @@ unsigned int f2fs_usable_segs_in_sec(struct f2fs_sb_info *sbi,
> > if (f2fs_sb_has_blkzoned(sbi))
> > return CAP_SEGS_PER_SEC(sbi);
> > - return sbi->segs_per_sec;
> > + return SEGS_PER_SEC(sbi);
> > }
> > /*
> > @@ -5182,14 +5180,14 @@ static void init_min_max_mtime(struct f2fs_sb_info *sbi)
> > sit_i->min_mtime = ULLONG_MAX;
> > - for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) {
> > + for (segno = 0; segno < MAIN_SEGS(sbi); segno += SEGS_PER_SEC(sbi)) {
> > unsigned int i;
> > unsigned long long mtime = 0;
> > - for (i = 0; i < sbi->segs_per_sec; i++)
> > + for (i = 0; i < SEGS_PER_SEC(sbi); i++)
> > mtime += get_seg_entry(sbi, segno + i)->mtime;
> > - mtime = div_u64(mtime, sbi->segs_per_sec);
> > + mtime = div_u64(mtime, SEGS_PER_SEC(sbi));
> > if (sit_i->min_mtime > mtime)
> > sit_i->min_mtime = mtime;
> > @@ -5228,7 +5226,7 @@ int f2fs_build_segment_manager(struct f2fs_sb_info *sbi)
> > sm_info->ipu_policy = BIT(F2FS_IPU_FSYNC);
> > sm_info->min_ipu_util = DEF_MIN_IPU_UTIL;
> > sm_info->min_fsync_blocks = DEF_MIN_FSYNC_BLOCKS;
> > - sm_info->min_seq_blocks = sbi->blocks_per_seg;
> > + sm_info->min_seq_blocks = BLKS_PER_SEG(sbi);
> > sm_info->min_hot_blocks = DEF_MIN_HOT_BLOCKS;
> > sm_info->min_ssr_sections = reserved_sections(sbi);
> > diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
> > index 8129be788bd5..febcfbadcdfa 100644
> > --- a/fs/f2fs/segment.h
> > +++ b/fs/f2fs/segment.h
> > @@ -48,21 +48,21 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,
> > #define IS_CURSEC(sbi, secno) \
> > (((secno) == CURSEG_I(sbi, CURSEG_HOT_DATA)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_WARM_DATA)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_HOT_NODE)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_WARM_NODE)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_COLD_NODE)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_COLD_DATA_PINNED)->segno / \
> > - (sbi)->segs_per_sec) || \
> > + SEGS_PER_SEC(sbi)) || \
> > ((secno) == CURSEG_I(sbi, CURSEG_ALL_DATA_ATGC)->segno / \
> > - (sbi)->segs_per_sec))
> > + SEGS_PER_SEC(sbi)))
> > #define MAIN_BLKADDR(sbi) \
> > (SM_I(sbi) ? SM_I(sbi)->main_blkaddr : \
> > @@ -93,24 +93,22 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,
> > #define GET_SEGNO_FROM_SEG0(sbi, blk_addr) \
> > (GET_SEGOFF_FROM_SEG0(sbi, blk_addr) >> (sbi)->log_blocks_per_seg)
> > #define GET_BLKOFF_FROM_SEG0(sbi, blk_addr) \
> > - (GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & ((sbi)->blocks_per_seg - 1))
> > + (GET_SEGOFF_FROM_SEG0(sbi, blk_addr) & (BLKS_PER_SEG(sbi) - 1))
> > #define GET_SEGNO(sbi, blk_addr) \
> > ((!__is_valid_data_blkaddr(blk_addr)) ? \
> > NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi), \
> > GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
> > -#define BLKS_PER_SEC(sbi) \
> > - ((sbi)->segs_per_sec * (sbi)->blocks_per_seg)
> > #define CAP_BLKS_PER_SEC(sbi) \
> > - ((sbi)->segs_per_sec * (sbi)->blocks_per_seg - \
> > + (SEGS_PER_SEC(sbi) * BLKS_PER_SEG(sbi) - \
> > (sbi)->unusable_blocks_per_sec)
> > #define CAP_SEGS_PER_SEC(sbi) \
> > - ((sbi)->segs_per_sec - ((sbi)->unusable_blocks_per_sec >>\
> > + (SEGS_PER_SEC(sbi) - ((sbi)->unusable_blocks_per_sec >> \
> > (sbi)->log_blocks_per_seg))
> > #define GET_SEC_FROM_SEG(sbi, segno) \
> > - (((segno) == -1) ? -1 : (segno) / (sbi)->segs_per_sec)
> > + (((segno) == -1) ? -1 : (segno) / SEGS_PER_SEC(sbi))
> > #define GET_SEG_FROM_SEC(sbi, secno) \
> > - ((secno) * (sbi)->segs_per_sec)
> > + ((secno) * SEGS_PER_SEC(sbi))
> > #define GET_ZONE_FROM_SEC(sbi, secno) \
> > (((secno) == -1) ? -1 : (secno) / (sbi)->secs_per_zone)
> > #define GET_ZONE_FROM_SEG(sbi, segno) \
> > @@ -364,7 +362,7 @@ static inline unsigned int get_ckpt_valid_blocks(struct f2fs_sb_info *sbi,
> > unsigned int blocks = 0;
> > int i;
> > - for (i = 0; i < sbi->segs_per_sec; i++, start_segno++) {
> > + for (i = 0; i < SEGS_PER_SEC(sbi); i++, start_segno++) {
> > struct seg_entry *se = get_seg_entry(sbi, start_segno);
> > blocks += se->ckpt_valid_blocks;
> > @@ -449,7 +447,7 @@ static inline void __set_free(struct f2fs_sb_info *sbi, unsigned int segno)
> > free_i->free_segments++;
> > next = find_next_bit(free_i->free_segmap,
> > - start_segno + sbi->segs_per_sec, start_segno);
> > + start_segno + SEGS_PER_SEC(sbi), start_segno);
> > if (next >= start_segno + usable_segs) {
> > clear_bit(secno, free_i->free_secmap);
> > free_i->free_sections++;
> > @@ -485,7 +483,7 @@ static inline void __set_test_and_free(struct f2fs_sb_info *sbi,
> > if (!inmem && IS_CURSEC(sbi, secno))
> > goto skip_free;
> > next = find_next_bit(free_i->free_segmap,
> > - start_segno + sbi->segs_per_sec, start_segno);
> > + start_segno + SEGS_PER_SEC(sbi), start_segno);
> > if (next >= start_segno + usable_segs) {
> > if (test_and_clear_bit(secno, free_i->free_secmap))
> > free_i->free_sections++;
> > @@ -793,10 +791,10 @@ static inline int check_block_count(struct f2fs_sb_info *sbi,
> > return -EFSCORRUPTED;
> > }
> > - if (usable_blks_per_seg < sbi->blocks_per_seg)
> > + if (usable_blks_per_seg < BLKS_PER_SEG(sbi))
> > f2fs_bug_on(sbi, find_next_bit_le(&raw_sit->valid_map,
> > - sbi->blocks_per_seg,
> > - usable_blks_per_seg) != sbi->blocks_per_seg);
> > + BLKS_PER_SEG(sbi),
> > + usable_blks_per_seg) != BLKS_PER_SEG(sbi));
> > /* check segment usage, and check boundary of a given segment number */
> > if (unlikely(GET_SIT_VBLOCKS(raw_sit) > usable_blks_per_seg
> > @@ -915,9 +913,9 @@ static inline int nr_pages_to_skip(struct f2fs_sb_info *sbi, int type)
> > return 0;
> > if (type == DATA)
> > - return sbi->blocks_per_seg;
> > + return BLKS_PER_SEG(sbi);
> > else if (type == NODE)
> > - return 8 * sbi->blocks_per_seg;
> > + return 8 * BLKS_PER_SEG(sbi);
> > else if (type == META)
> > return 8 * BIO_MAX_VECS;
> > else
> > diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
> > index f1516fd5088a..c0688c124aa7 100644
> > --- a/fs/f2fs/super.c
> > +++ b/fs/f2fs/super.c
> > @@ -3643,7 +3643,7 @@ int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi)
> > }
> > main_segs = le32_to_cpu(raw_super->segment_count_main);
> > - blocks_per_seg = sbi->blocks_per_seg;
> > + blocks_per_seg = BLKS_PER_SEG(sbi);
> > for (i = 0; i < NR_CURSEG_NODE_TYPE; i++) {
> > if (le32_to_cpu(ckpt->cur_node_segno[i]) >= main_segs ||
> > @@ -3756,8 +3756,8 @@ static void init_sb_info(struct f2fs_sb_info *sbi)
> > sbi->secs_per_zone = le32_to_cpu(raw_super->secs_per_zone);
> > sbi->total_sections = le32_to_cpu(raw_super->section_count);
> > sbi->total_node_count =
> > - (le32_to_cpu(raw_super->segment_count_nat) / 2)
> > - * sbi->blocks_per_seg * NAT_ENTRY_PER_BLOCK;
> > + ((le32_to_cpu(raw_super->segment_count_nat) / 2) *
> > + NAT_ENTRY_PER_BLOCK) << sbi->log_blocks_per_seg;
> > F2FS_ROOT_INO(sbi) = le32_to_cpu(raw_super->root_ino);
> > F2FS_NODE_INO(sbi) = le32_to_cpu(raw_super->node_ino);
> > F2FS_META_INO(sbi) = le32_to_cpu(raw_super->meta_ino);
> > @@ -3766,7 +3766,7 @@ static void init_sb_info(struct f2fs_sb_info *sbi)
> > sbi->next_victim_seg[BG_GC] = NULL_SEGNO;
> > sbi->next_victim_seg[FG_GC] = NULL_SEGNO;
> > sbi->max_victim_search = DEF_MAX_VICTIM_SEARCH;
> > - sbi->migration_granularity = sbi->segs_per_sec;
> > + sbi->migration_granularity = SEGS_PER_SEC(sbi);
> > sbi->seq_file_ra_mul = MIN_RA_MUL;
> > sbi->max_fragment_chunk = DEF_FRAGMENT_SIZE;
> > sbi->max_fragment_hole = DEF_FRAGMENT_SIZE;
> > diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
> > index a7ec55c7bb20..906d2af2d849 100644
> > --- a/fs/f2fs/sysfs.c
> > +++ b/fs/f2fs/sysfs.c
> > @@ -493,8 +493,8 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
> > spin_lock(&sbi->stat_lock);
> > if (t > (unsigned long)(sbi->user_block_count -
> > F2FS_OPTION(sbi).root_reserved_blocks -
> > - sbi->blocks_per_seg *
> > - SM_I(sbi)->additional_reserved_segments)) {
> > + (SM_I(sbi)->additional_reserved_segments <<
> > + sbi->log_blocks_per_seg))) {
> > spin_unlock(&sbi->stat_lock);
> > return -EINVAL;
> > }
> > @@ -551,7 +551,7 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
> > }
> > if (!strcmp(a->attr.name, "migration_granularity")) {
> > - if (t == 0 || t > sbi->segs_per_sec)
> > + if (t == 0 || t > SEGS_PER_SEC(sbi))
> > return -EINVAL;
> > }
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