On 10/23/2013 05:46 PM, Jaegeuk Kim wrote:
> This patch cleans up improper definitions that update some status information.
Nice, it makes the code more neat.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@xxxxxxxxxxx>
Reviewed-by: Gu Zheng <guz.fnst@xxxxxxxxxxxxxx>
> ---
> fs/f2fs/checkpoint.c | 8 ++------
> fs/f2fs/data.c | 12 +++---------
> fs/f2fs/f2fs.h | 14 +++++++++++++-
> fs/f2fs/gc.c | 4 +---
> fs/f2fs/segment.c | 10 ++++------
> 5 files changed, 23 insertions(+), 25 deletions(-)
>
> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> index 6fb484c..b4a59cf 100644
> --- a/fs/f2fs/checkpoint.c
> +++ b/fs/f2fs/checkpoint.c
> @@ -467,9 +467,7 @@ static int __add_dirty_inode(struct inode *inode, struct dir_inode_entry *new)
> return -EEXIST;
> }
> list_add_tail(&new->list, head);
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->n_dirty_dirs++;
> -#endif
> + stat_inc_dirty_dir(sbi);
> return 0;
> }
>
> @@ -531,9 +529,7 @@ void remove_dirty_dir_inode(struct inode *inode)
> if (entry->inode == inode) {
> list_del(&entry->list);
> kmem_cache_free(inode_entry_slab, entry);
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->n_dirty_dirs--;
> -#endif
> + stat_dec_dirty_dir(sbi);
> break;
> }
> }
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index 2535d3b..4d4718f 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -68,9 +68,6 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs,
> struct buffer_head *bh_result)
> {
> struct f2fs_inode_info *fi = F2FS_I(inode);
> -#ifdef CONFIG_F2FS_STAT_FS
> - struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
> -#endif
> pgoff_t start_fofs, end_fofs;
> block_t start_blkaddr;
>
> @@ -80,9 +77,8 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs,
> return 0;
> }
>
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->total_hit_ext++;
> -#endif
> + stat_inc_hit_ext(inode->i_sb);
> +
> start_fofs = fi->ext.fofs;
> end_fofs = fi->ext.fofs + fi->ext.len - 1;
> start_blkaddr = fi->ext.blk_addr;
> @@ -100,9 +96,7 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs,
> else
> bh_result->b_size = UINT_MAX;
>
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->read_hit_ext++;
> -#endif
> + stat_inc_hit_ext(inode->i_sb);
> read_unlock(&fi->ext.ext_lock);
> return 1;
> }
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 2949275..d1fc93c 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -1155,7 +1155,13 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
> return (struct f2fs_stat_info*)sbi->stat_info;
> }
>
> -#define stat_inc_call_count(si) ((si)->call_count++)
> +#define stat_inc_call_count(si) ((si)->call_count++)
> +#define stat_inc_bggc_count(sbi) ((sbi)->bg_gc++)
> +#define stat_inc_dirty_dir(sbi) ((sbi)->n_dirty_dirs++)
> +#define stat_dec_dirty_dir(sbi) ((sbi)->n_dirty_dirs--)
> +#define stat_inc_hit_ext(sb) ((F2FS_SB(sb))->total_hit_ext++)
> +#define stat_inc_alloc_type(sbi, curseg) \
> + ((sbi)->segment_count[(curseg)->alloc_type]++)
>
> #define stat_inc_seg_count(sbi, type) \
> do { \
> @@ -1184,12 +1190,18 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
> si->node_blks += (blks); \
> } while (0)
>
> +
> int f2fs_build_stats(struct f2fs_sb_info *);
> void f2fs_destroy_stats(struct f2fs_sb_info *);
> void __init f2fs_create_root_stats(void);
> void f2fs_destroy_root_stats(void);
> #else
> #define stat_inc_call_count(si)
> +#define stat_inc_bggc_count(si)
> +#define stat_inc_dirty_dir(sbi)
> +#define stat_dec_dirty_dir(sbi)
> +#define stat_inc_hit_ext(sb)
> +#define stat_inc_alloc_type(sbi, curseg)
> #define stat_inc_seg_count(si, type)
> #define stat_inc_tot_blk_count(si, blks)
> #define stat_inc_data_blk_count(si, blks)
> diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
> index 7914b92..cb286d7 100644
> --- a/fs/f2fs/gc.c
> +++ b/fs/f2fs/gc.c
> @@ -77,9 +77,7 @@ static int gc_thread_func(void *data)
> else
> wait_ms = increase_sleep_time(gc_th, wait_ms);
>
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->bg_gc++;
> -#endif
> + stat_inc_bggc_count(sbi);
>
> /* if return value is not zero, no victim was selected */
> if (f2fs_gc(sbi))
> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> index 8ac1619..c9c276e 100644
> --- a/fs/f2fs/segment.c
> +++ b/fs/f2fs/segment.c
> @@ -554,9 +554,8 @@ static void allocate_segment_by_default(struct f2fs_sb_info *sbi,
> change_curseg(sbi, type, true);
> else
> new_curseg(sbi, type, false);
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->segment_count[curseg->alloc_type]++;
> -#endif
> +
> + stat_inc_alloc_type(sbi, curseg);
> }
>
> void allocate_new_segments(struct f2fs_sb_info *sbi)
> @@ -811,9 +810,8 @@ static void do_write_page(struct f2fs_sb_info *sbi, struct page *page,
>
> mutex_lock(&sit_i->sentry_lock);
> __refresh_next_blkoff(sbi, curseg);
> -#ifdef CONFIG_F2FS_STAT_FS
> - sbi->block_count[curseg->alloc_type]++;
> -#endif
> +
> + stat_inc_alloc_type(sbi, curseg);
>
> /*
> * SIT information should be updated before segment allocation,
--
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