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authorIoana Radulescu <ruxandra.radulescu@nxp.com>2017-12-08 06:47:55 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-08 16:33:29 +0100
commit6662b5e4ef03fc0fd370dac7ecbdffc9fa510cdc (patch)
tree0c0c2fd0311011e4109c9c1498c93b410fe9b910 /drivers/staging/fsl-dpaa2
parent441851b49a34e13966b316e54cdd9f54d71990ae (diff)
downloadblackbird-obmc-linux-6662b5e4ef03fc0fd370dac7ecbdffc9fa510cdc.tar.gz
blackbird-obmc-linux-6662b5e4ef03fc0fd370dac7ecbdffc9fa510cdc.zip
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 <ruxandra.radulescu@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/fsl-dpaa2')
-rw-r--r--drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c1
-rw-r--r--drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h1
-rw-r--r--drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c1
3 files changed, 3 insertions, 0 deletions
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",
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