netdev - [PATCH] e100: timer power saving

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Message-ID: <20070906185137.30733.99594.stgit@localhost.localdomain>
Date:	Thu, 06 Sep 2007 11:51:37 -0700
From:	Auke Kok <auke-jan.h.kok@...el.com>
To:	jeff@...zik.org
Cc:	netdev@...r.kernel.org, shemminger@...ux-foundation.org,
	arjan@...ux.intel.com
Subject: [PATCH] e100: timer power saving

From: Stephen Hemminger <shemminger@...ux-foundation.org>

Since E100 timer is 2HZ, use rounding to make timer occur on the
correct boundary.

Signed-off-by: Stephen Hemminger <shemminger@...ux-foundation.org>
Signed-off-by: Auke Kok <auke-jan.h.kok@...el.com>
---

 drivers/net/e100.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 280313b..d7b9437 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1604,7 +1604,8 @@ static void e100_watchdog(unsigned long data)
 	else
 		nic->flags &= ~ich_10h_workaround;
 
-	mod_timer(&nic->watchdog, jiffies + E100_WATCHDOG_PERIOD);
+	mod_timer(&nic->watchdog,
+		  round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
 }
 
 static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
-
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