macb: Add rx overrun counter
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 2cb4e79..629bd26 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -576,6 +576,11 @@
* add that if/when we get our hands on a full-blown MII PHY.
*/
+ if (status & MACB_BIT(ISR_ROVR)) {
+ /* We missed at least one packet */
+ bp->hw_stats.rx_overruns++;
+ }
+
if (status & MACB_BIT(HRESP)) {
/*
* TODO: Reset the hardware, and maybe move the printk
@@ -1024,7 +1029,8 @@
hwstat->rx_jabbers +
hwstat->rx_undersize_pkts +
hwstat->rx_length_mismatch);
- nstat->rx_over_errors = hwstat->rx_resource_errors;
+ nstat->rx_over_errors = hwstat->rx_resource_errors +
+ hwstat->rx_overruns;
nstat->rx_crc_errors = hwstat->rx_fcs_errors;
nstat->rx_frame_errors = hwstat->rx_align_errors;
nstat->rx_fifo_errors = hwstat->rx_overruns;