Message ID | 1376399076-9320-1-git-send-email-abrodkin@synopsys.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Alexey Brodkin <Alexey.Brodkin@synopsys.com> Date: Tue, 13 Aug 2013 17:04:36 +0400 > Initially I improperly set a boundary for maximum number of input > packets to process on NAPI poll ("work") so it might be more than > expected amount ("weight"). > > This was really harmless but seeing WARN_ON_ONCE on every device boot is > not nice. So trivial fix ("<" instead of "<=") is here. > > Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index f1b121e..55d79cb 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -199,7 +199,7 @@ static int arc_emac_rx(struct net_device *ndev, int budget) struct arc_emac_priv *priv = netdev_priv(ndev); unsigned int work_done; - for (work_done = 0; work_done <= budget; work_done++) { + for (work_done = 0; work_done < budget; work_done++) { unsigned int *last_rx_bd = &priv->last_rx_bd; struct net_device_stats *stats = &priv->stats; struct buffer_state *rx_buff = &priv->rx_buff[*last_rx_bd];
Initially I improperly set a boundary for maximum number of input packets to process on NAPI poll ("work") so it might be more than expected amount ("weight"). This was really harmless but seeing WARN_ON_ONCE on every device boot is not nice. So trivial fix ("<" instead of "<=") is here. Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Mischa Jonker <mjonker@synopsys.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: linux-kernel@vger.kernel.org --- drivers/net/ethernet/arc/emac_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)