From 6662b5e4ef03fc0fd370dac7ecbdffc9fa510cdc Mon Sep 17 00:00:00 2001 From: Ioana Radulescu Date: Fri, 8 Dec 2017 06:47:55 -0600 Subject: staging: fsl-dpaa2/eth: Add counter for skb reallocs Add a counter for the number of egress frames that need to be realloc'ed due to insufficient headroom space. Signed-off-by: Ioana Radulescu Signed-off-by: Greg Kroah-Hartman --- drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c | 1 + drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h | 1 + drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c | 1 + 3 files changed, 3 insertions(+) (limited to 'drivers/staging/fsl-dpaa2') diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c index 04db65c20c6b..6de6cdd978be 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c @@ -578,6 +578,7 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) percpu_stats->tx_dropped++; goto err_alloc_headroom; } + percpu_extras->tx_reallocs++; dev_kfree_skb(skb); skb = ns; } diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h index 63b09d1bd5cf..6940a98cf9c6 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h @@ -231,6 +231,7 @@ struct dpaa2_eth_drv_stats { __u64 tx_conf_bytes; __u64 tx_sg_frames; __u64 tx_sg_bytes; + __u64 tx_reallocs; __u64 rx_sg_frames; __u64 rx_sg_bytes; /* Enqueues retried due to portal busy */ diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c index ebe8fd6ccf2c..070a3f2a0523 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c @@ -62,6 +62,7 @@ static char dpaa2_ethtool_extras[][ETH_GSTRING_LEN] = { "[drv] tx conf bytes", "[drv] tx sg frames", "[drv] tx sg bytes", + "[drv] tx realloc frames", "[drv] rx sg frames", "[drv] rx sg bytes", "[drv] enqueue portal busy", -- cgit v1.2.3-59-g8ed1b