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From: Feng Tang <feng.tang@intel.com>
To: Jens Axboe <axboe@kernel.dk>, fio@vger.kernel.org
Cc: Feng Tang <feng.tang@intel.com>
Subject: [PATCH RFC] gauss.c: correct the stddev initializtion
Date: Tue, 17 Mar 2020 20:53:31 +0800	[thread overview]
Message-ID: <20200317125331.6799-1-feng.tang@intel.com> (raw)

Signed-off-by: Feng Tang <feng.tang@intel.com>
---
 lib/gauss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/gauss.c b/lib/gauss.c
index 1d24e187..3f84dbc6 100644
--- a/lib/gauss.c
+++ b/lib/gauss.c
@@ -51,7 +51,7 @@ void gauss_init(struct gauss_state *gs, unsigned long nranges, double dev,
 	gs->nranges = nranges;
 
 	if (dev != 0.0) {
-		gs->stddev = ceil((double) (nranges * 100.0) / dev);
+		gs->stddev = ceil((double)(nranges * dev) / 100.0);
 		if (gs->stddev > nranges / 2)
 			gs->stddev = nranges / 2;
 	}
-- 
2.20.1



             reply	other threads:[~2020-03-17 12:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-17 12:53 Feng Tang [this message]
2020-03-17 14:34 ` [PATCH RFC] gauss.c: correct the stddev initializtion Jens Axboe
2020-03-17 14:52   ` Feng Tang
2020-03-17 14:56     ` Jens Axboe

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