Re: [f2fs-dev] [PATCH 2/3 v2] f2fs: use BLKS_PER_SEG, BLKS_PER_SEC, and SEGS_PER_SEC

From: Chao Yu
Date: Tue Feb 20 2024 - 02:31:18 EST


On 2024/2/13 2:10, Jaegeuk Kim wrote:

How do you think of appending below diff which cleans up missing
parts?

---
fs/f2fs/f2fs.h | 2 +-
fs/f2fs/file.c | 4 ++--
fs/f2fs/segment.c | 4 ++--
fs/f2fs/segment.h | 22 +++++++++++-----------
fs/f2fs/super.c | 2 +-
5 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index c4488e12c56e..fc9328655de8 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -3491,7 +3491,7 @@ 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 20a26bb5b889..ef43d33278ea 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2997,8 +2997,8 @@ 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;
}

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 97ac733ceffe..b59e29608ae7 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2750,7 +2750,7 @@ static unsigned int __get_next_segno(struct f2fs_sb_info *sbi, int type)
if (f2fs_need_rand_seg(sbi))
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 SEGS_PER_SEC() is large than 1, we need to keep original policy. */
if (__is_large_section(sbi))
return curseg->segno;

@@ -3498,7 +3498,7 @@ int f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
*/
if (segment_full) {
if (type == CURSEG_COLD_DATA_PINNED &&
- !((curseg->segno + 1) % sbi->segs_per_sec))
+ !((curseg->segno + 1) % SEGS_PER_SEC(sbi)))
goto skip_new_segment;

if (from_gc) {
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index cb982af765c3..63f278210654 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 : \
@@ -93,7 +93,7 @@ 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) || \
@@ -101,9 +101,9 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,
NULL_SEGNO : GET_L2R_SEGNO(FREE_I(sbi), \
GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
#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) \
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 2a8b6cfaf683..9d2c680a61f5 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -4723,7 +4723,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
.reason = CP_DISCARD,
.trim_start = 0,
.trim_end = MAIN_SEGS(sbi) - 1,
- .trim_minlen = sbi->blocks_per_seg,
+ .trim_minlen = BLKS_PER_SEG(sbi),
};
f2fs_write_checkpoint(sbi, &cpc);
}
--
2.40.1