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| author | Chao Yu <chao@kernel.org> | 2025-08-07 12:00:26 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2025-08-20 17:44:10 +0000 |
| commit | 80b6d1d2535a343e43d658777a46f1ebce8f3413 (patch) | |
| tree | 68c752098f8ecb097e52d6b00ab303ee16986530 | |
| parent | 4bc347779698b5e67e1514bab105c2c083e55502 (diff) | |
f2fs: dump more information for f2fs_{enable,disable}_checkpoint()
Changes as below:
- print more logs for f2fs_{enable,disable}_checkpoint()
- account and dump time stats for f2fs_enable_checkpoint()
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/super.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 7f5ee1daa5a4..87f6490d9247 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -2589,15 +2589,24 @@ out_unlock: restore_flag: sbi->gc_mode = gc_mode; sbi->sb->s_flags = s_flags; /* Restore SB_RDONLY status */ + f2fs_info(sbi, "f2fs_disable_checkpoint() finish, err:%d", err); return err; } static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) { unsigned int nr_pages = get_pages(sbi, F2FS_DIRTY_DATA) / 16; + long long start, writeback, end; + + f2fs_info(sbi, "f2fs_enable_checkpoint() starts, meta: %lld, node: %lld, data: %lld", + get_pages(sbi, F2FS_DIRTY_META), + get_pages(sbi, F2FS_DIRTY_NODES), + get_pages(sbi, F2FS_DIRTY_DATA)); f2fs_update_time(sbi, ENABLE_TIME); + start = ktime_get(); + /* we should flush all the data to keep data consistency */ while (get_pages(sbi, F2FS_DIRTY_DATA)) { writeback_inodes_sb_nr(sbi->sb, nr_pages, WB_REASON_SYNC); @@ -2606,6 +2615,7 @@ static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) if (f2fs_time_over(sbi, ENABLE_TIME)) break; } + writeback = ktime_get(); sync_inodes_sb(sbi->sb); @@ -2624,6 +2634,12 @@ static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) /* Let's ensure there's no pending checkpoint anymore */ f2fs_flush_ckpt_thread(sbi); + + end = ktime_get(); + + f2fs_info(sbi, "f2fs_enable_checkpoint() finishes, writeback:%llu, sync:%llu", + ktime_ms_delta(writeback, start), + ktime_ms_delta(end, writeback)); } static int __f2fs_remount(struct fs_context *fc, struct super_block *sb) |