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Message-id: <1257262694-16985-1-git-send-email-hannemann@nets.rwth-aachen.de>
Date:	Tue, 03 Nov 2009 16:38:14 +0100
From:	hannemann@...s.rwth-aachen.de
To:	shemminger@...l.org
Cc:	netdev@...r.kernel.org,
	Arnd Hannemann <hannemann@...s.rwth-aachen.de>
Subject: [PATCH] iproute2: Avoid rounding errors for 100%.

From: Arnd Hannemann <hannemann@...s.rwth-aachen.de>

We noticed that a netem reorder percentage of 100% will still get packets reordered.
This patch fixes that.

Signed-off-by: Arnd Hannemann <hannemann@...s.rwth-aachen.de>
---
 tc/tc_util.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/tc/tc_util.c b/tc/tc_util.c
index fe2c7eb..2641f2e 100644
--- a/tc/tc_util.c
+++ b/tc/tc_util.c
@@ -363,8 +363,10 @@ int get_percent(__u32 *percent, const char *str)
 		return -1;
 	if (*p && strcmp(p, "%"))
 		return -1;
-
-	*percent = (unsigned) rint(per * max_percent_value);
+	if (per == 1.)
+		*percent = max_percent_value;
+	else
+		*percent = (unsigned) rint(per * max_percent_value);
 	return 0;
 }
 
-- 
1.6.3.3

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