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Date: Tue, 20 Feb 2024 12:33:06 -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 v2] f2fs: use BLKS_PER_SEG, BLKS_PER_SEC,
and SEGS_PER_SEC
Hi Chao,
I applied more tho, some are new and some are missing in your patch.
Please see v2.
Thanks,
On 02/20, Chao Yu wrote:
> 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),
We don't have this.
> };
> f2fs_write_checkpoint(sbi, &cpc);
> }
> --
> 2.40.1
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