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authorSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>2013-10-02 12:57:20 +0200
committerDavid S. Miller <davem@davemloft.net>2013-10-02 17:11:37 -0400
commit041b4ddb84989f06ff1df0ca869b950f1ee3cb1c (patch)
tree5f8f98d9ea44e00df08a701368d00a350cac35c4
parente18503f41f9b12132c95d7c31ca6ee5155e44e5c (diff)
net: mv643xx_eth: update statistics timer from timer context only
Each port driver installs a periodic timer to update port statistics by calling mib_counters_update. As mib_counters_update is also called from non-timer context, we should not reschedule the timer there but rather move it to timer-only context. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Acked-by: Jason Cooper <jason@lakedaemon.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/marvell/mv643xx_eth.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 7fb5677451f..44a87e4469e 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -1131,15 +1131,13 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
p->rx_discard += rdlp(mp, RX_DISCARD_FRAME_CNT);
p->rx_overrun += rdlp(mp, RX_OVERRUN_FRAME_CNT);
spin_unlock_bh(&mp->mib_counters_lock);
-
- mod_timer(&mp->mib_counters_timer, jiffies + 30 * HZ);
}
static void mib_counters_timer_wrapper(unsigned long _mp)
{
struct mv643xx_eth_private *mp = (void *)_mp;
-
mib_counters_update(mp);
+ mod_timer(&mp->mib_counters_timer, jiffies + 30 * HZ);
}