From: Sebastian Hesselbarth Date: Wed, 2 Oct 2013 10:57:20 +0000 (+0200) Subject: net: mv643xx_eth: update statistics timer from timer context only X-Git-Tag: v3.12-rc7~20^2~74^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=041b4ddb84989f06ff1df0ca869b950f1ee3cb1c;p=platform%2Fkernel%2Flinux-stable.git 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 Acked-by: Jason Cooper Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 7fb5677..44a87e4 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); }