diff options
| author | Changman Lee <cm224.lee@samsung.com> | 2014-02-13 06:12:29 (GMT) |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2014-02-17 05:58:53 (GMT) |
| commit | 942e0be6219cc80384eb961feb963cab275bcbbf (patch) | |
| tree | b38db31dd6a15cce11b5dc2310e342ad88249a59 /fs | |
| parent | 662befda25fb16d7164633c39e9e20aeac5107d9 (diff) | |
| download | linux-942e0be6219cc80384eb961feb963cab275bcbbf.tar.xz | |
f2fs: show counts of checkpoint in status
This patch shows the counts of checkpoint in f2fs' status.
Signed-off-by: Changman Lee <cm224.lee@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 1 | ||||
| -rw-r--r-- | fs/f2fs/debug.c | 1 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 4 |
3 files changed, 5 insertions, 1 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index deb6035..757b77b 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -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"); } diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 3de9d20..46a12e4 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -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); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 817eccc..91f4c5e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -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) |