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Commit b9a2c252 authored by Changman Lee's avatar Changman Lee Committed by Jaegeuk Kim
Browse files

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



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

Signed-off-by: default avatarChangman Lee <cm224.lee@samsung.com>
Reviewed-by: default avatarChao Yu <chao2.yu@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent dd802406

fs/f2fs/debug.c

+4 −0
Original line number Diff line number Diff line
@@ -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);

fs/f2fs/f2fs.h

+5 −1
Original line number Diff line number Diff line
@@ -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)

fs/f2fs/segment.c

+1 −0
Original line number Diff line number Diff line
@@ -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);

}