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Commit 942e0be6 authored by Changman Lee's avatar Changman Lee Committed by Jaegeuk Kim
Browse files

f2fs: show counts of checkpoint in status 



This patch shows the counts of checkpoint in f2fs' status.

Signed-off-by: default avatarChangman Lee <cm224.lee@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent 662befda

fs/f2fs/checkpoint.c

+1 −0
Original line number Diff line number Diff line
@@ -914,6 +914,7 @@ void write_checkpoint(struct f2fs_sb_info *sbi, bool is_umount) 
	unblock_operations(sbi);

	mutex_unlock(&sbi->cp_mutex);



	stat_inc_cp_count(sbi->stat_info);

	trace_f2fs_write_checkpoint(sbi->sb, is_umount, "finish checkpoint");

}

fs/f2fs/debug.c

+1 −0
Original line number Diff line number Diff line
@@ -236,6 +236,7 @@ static int stat_show(struct seq_file *s, void *v) 
			   si->dirty_count);

		seq_printf(s, "  - Prefree: %d\n  - Free: %d (%d)\n\n",

			   si->prefree_count, si->free_segs, si->free_secs);

		seq_printf(s, "CP calls: %d\n", si->cp_count);

		seq_printf(s, "GC calls: %d (BG: %d)\n",

			   si->call_count, si->bg_gc);

		seq_printf(s, "  - data segments : %d\n", si->data_segs);

fs/f2fs/f2fs.h

+3 −1
Original line number Diff line number Diff line
@@ -1255,7 +1255,7 @@ struct f2fs_stat_info { 
	int util_free, util_valid, util_invalid;

	int rsvd_segs, overp_segs;

	int dirty_count, node_pages, meta_pages;

	int prefree_count, call_count;

	int prefree_count, call_count, cp_count;

	int tot_segs, node_segs, data_segs, free_segs, free_secs;

	int tot_blks, data_blks, node_blks;

	int curseg[NR_CURSEG_TYPE];
@@ -1272,6 +1272,7 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi) 
	return (struct f2fs_stat_info *)sbi->stat_info;

}



#define stat_inc_cp_count(si)		((si)->cp_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++)
@@ -1326,6 +1327,7 @@ 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_cp_count(si)

#define stat_inc_call_count(si)

#define stat_inc_bggc_count(si)

#define stat_inc_dirty_dir(sbi)