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stat.c: Superflous n
author
Jens Axboe
<jens.axboe@oracle.com>
Tue, 6 Mar 2007 14:48:38 +0000
(15:48 +0100)
committer
Jens Axboe
<jens.axboe@oracle.com>
Tue, 6 Mar 2007 14:48:38 +0000
(15:48 +0100)
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
stat.c
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diff --git
a/stat.c
b/stat.c
index 7d93abd5c1a5bc2b5c11ed3b7181e4610f95e22c..9df6c1c803b0a074f557e670455a8af39092e89e 100644
(file)
--- a/
stat.c
+++ b/
stat.c
@@
-785,7
+785,7
@@
void show_run_stats(void)
static inline void add_stat_sample(struct io_stat *is, unsigned long data)
{
double val = data;
- double delta
, n
;
+ double delta;
if (data > is->max_val)
is->max_val = data;
@@
-793,8
+793,7
@@
static inline void add_stat_sample(struct io_stat *is, unsigned long data)
is->min_val = data;
delta = val - is->mean;
- n = is->samples + 1.0;
- is->mean += delta / n;
+ is->mean += delta / (is->samples + 1.0);
is->S += delta * (val - is->mean);
is->samples++;