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f2fs: add block count by in-place-update in stat info

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This patch adds block count by in-place-update in stat.

Signed-off-by: Changman Lee <cm224.lee@samsung.com>
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Changman Lee 2014-12-24 02:16:54 +09:00 committed by Jaegeuk Kim
parent dd802406e3
commit b9a2c25207
3 changed files with 10 additions and 1 deletions
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4
fs/f2fs/debug.c
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@ -79,6 +79,8 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->segment_count[i] = sbi->segment_count[i];
si->block_count[i] = sbi->block_count[i];
}
si->inplace_count = atomic_read(&sbi->inplace_count);
}
/*
@ -277,6 +279,7 @@ static int stat_show(struct seq_file *s, void *v)
for (j = 0; j < si->util_free; j++)
seq_putc(s, '-');
seq_puts(s, "]\n\n");
seq_printf(s, "IPU: %u blocks\n", si->inplace_count);
seq_printf(s, "SSR: %u blocks in %u segments\n",
si->block_count[SSR], si->segment_count[SSR]);
seq_printf(s, "LFS: %u blocks in %u segments\n",
@ -331,6 +334,7 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi)
atomic_set(&sbi->inline_inode, 0);
atomic_set(&sbi->inline_dir, 0);
atomic_set(&sbi->inplace_count, 0);
mutex_lock(&f2fs_stat_mutex);
list_add_tail(&si->stat_list, &f2fs_stat_list);

6
fs/f2fs/f2fs.h
View File

@ -592,6 +592,7 @@ struct f2fs_sb_info {
struct f2fs_stat_info *stat_info; /* FS status information */
unsigned int segment_count[2]; /* # of allocated segments */
unsigned int block_count[2]; /* # of allocated blocks */
atomic_t inplace_count; /* # of inplace update */
int total_hit_ext, read_hit_ext; /* extent cache hit ratio */
atomic_t inline_inode; /* # of inline_data inodes */
atomic_t inline_dir; /* # of inline_dentry inodes */
@ -1523,6 +1524,7 @@ struct f2fs_stat_info {
unsigned int segment_count[2];
unsigned int block_count[2];
unsigned int inplace_count;
unsigned base_mem, cache_mem;
};
@ -1562,7 +1564,8 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
((sbi)->segment_count[(curseg)->alloc_type]++)
#define stat_inc_block_count(sbi, curseg) \
((sbi)->block_count[(curseg)->alloc_type]++)
#define stat_inc_inplace_blocks(sbi) \
(atomic_inc(&(sbi)->inplace_count))
#define stat_inc_seg_count(sbi, type) \
do { \
struct f2fs_stat_info *si = F2FS_STAT(sbi); \
@ -1608,6 +1611,7 @@ void f2fs_destroy_root_stats(void);
#define stat_dec_inline_dir(inode)
#define stat_inc_seg_type(sbi, curseg)
#define stat_inc_block_count(sbi, curseg)
#define stat_inc_inplace_blocks(sbi)
#define stat_inc_seg_count(si, type)
#define stat_inc_tot_blk_count(si, blks)
#define stat_inc_data_blk_count(si, blks)

1
fs/f2fs/segment.c
View File

@ -1230,6 +1230,7 @@ void write_data_page(struct page *page, struct dnode_of_data *dn,
void rewrite_data_page(struct page *page, struct f2fs_io_info *fio)
{
stat_inc_inplace_blocks(F2FS_P_SB(page));
f2fs_submit_page_mbio(F2FS_P_SB(page), page, fio);
}