Commit c5f9db25 authored by Yangtao Li's avatar Yangtao Li Committed by Jaegeuk Kim
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f2fs: drop useless initializer and unneeded local variable 



No need to initialize idx twice. BTW, remove the unnecessary cnt variable.

Signed-off-by: default avatarYangtao Li <frank.li@vivo.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 193a639f

fs/f2fs/iostat.c

+4 −6
Original line number Diff line number Diff line
@@ -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;