diff options
| author | Yangtao Li <frank.li@vivo.com> | 2022-12-22 16:18:55 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-01-30 13:23:51 -0800 |
| commit | c5f9db2548d0ac988df81aa34cc63f3b2ed374f9 (patch) | |
| tree | 90b6f5175bd5a62fd09ce21e60bb52f4a4d5e86f /fs/f2fs/iostat.c | |
| parent | 193a639fed92793ad10e327cfb2be7175be01425 (diff) | |
f2fs: drop useless initializer and unneeded local variable
No need to initialize idx twice. BTW, remove the unnecessary cnt variable.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/iostat.c')
| -rw-r--r-- | fs/f2fs/iostat.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/f2fs/iostat.c b/fs/f2fs/iostat.c index 91b384bea5ac..ed8176939aa5 100644 --- a/fs/f2fs/iostat.c +++ b/fs/f2fs/iostat.c @@ -87,8 +87,7 @@ int __maybe_unused iostat_info_seq_show(struct seq_file *seq, void *offset) static inline void __record_iostat_latency(struct f2fs_sb_info *sbi) { - int io, idx = 0; - unsigned int cnt; + int io, idx; struct f2fs_iostat_latency iostat_lat[MAX_IO_TYPE][NR_PAGE_TYPE]; struct iostat_lat_info *io_lat = sbi->iostat_io_lat; unsigned long flags; @@ -96,12 +95,11 @@ static inline void __record_iostat_latency(struct f2fs_sb_info *sbi) spin_lock_irqsave(&sbi->iostat_lat_lock, flags); for (idx = 0; idx < MAX_IO_TYPE; idx++) { for (io = 0; io < NR_PAGE_TYPE; io++) { - cnt = io_lat->bio_cnt[idx][io]; iostat_lat[idx][io].peak_lat = jiffies_to_msecs(io_lat->peak_lat[idx][io]); - iostat_lat[idx][io].cnt = cnt; - iostat_lat[idx][io].avg_lat = cnt ? - jiffies_to_msecs(io_lat->sum_lat[idx][io]) / cnt : 0; + iostat_lat[idx][io].cnt = io_lat->bio_cnt[idx][io]; + iostat_lat[idx][io].avg_lat = iostat_lat[idx][io].cnt ? + jiffies_to_msecs(io_lat->sum_lat[idx][io]) / iostat_lat[idx][io].cnt : 0; io_lat->sum_lat[idx][io] = 0; io_lat->peak_lat[idx][io] = 0; io_lat->bio_cnt[idx][io] = 0; |