[v3] net/mlx5: fix representor port xstats
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Commit Message
This patch fixes the issue that representor port shows xstats of PF.
Fixes: 2b7302638898 ("net/mlx5: probe all port representors")
Cc: adrien.mazarguil@6wind.com
Signed-off-by: Xueming Li <xuemingl@mellanox.com>
---
drivers/net/mlx5/mlx5_stats.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
Comments
> On Sep 19, 2018, at 12:55 AM, Xueming Li <xuemingl@mellanox.com> wrote:
>
> This patch fixes the issue that representor port shows xstats of PF.
>
> Fixes: 2b7302638898 ("net/mlx5: probe all port representors")
> Cc: adrien.mazarguil@6wind.com
>
> Signed-off-by: Xueming Li <xuemingl@mellanox.com>
> ---
Acked-by: Yongseok Koh <yskoh@mellanox.com>
Thanks
28/09/2018 02:11, Yongseok Koh:
>
> > On Sep 19, 2018, at 12:55 AM, Xueming Li <xuemingl@mellanox.com> wrote:
> >
> > This patch fixes the issue that representor port shows xstats of PF.
> >
> > Fixes: 2b7302638898 ("net/mlx5: probe all port representors")
> > Cc: adrien.mazarguil@6wind.com
> >
> > Signed-off-by: Xueming Li <xuemingl@mellanox.com>
> > ---
> Acked-by: Yongseok Koh <yskoh@mellanox.com>
applied to dpdk-next-net-mlx
@@ -146,7 +146,7 @@ struct mlx5_counter_ctrl {
et_stats->cmd = ETHTOOL_GSTATS;
et_stats->n_stats = xstats_ctrl->stats_n;
ifr.ifr_data = (caddr_t)et_stats;
- ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 1);
+ ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 0);
if (ret) {
DRV_LOG(WARNING,
"port %u unable to read statistic values from device",
@@ -194,7 +194,7 @@ struct mlx5_counter_ctrl {
drvinfo.cmd = ETHTOOL_GDRVINFO;
ifr.ifr_data = (caddr_t)&drvinfo;
- ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 1);
+ ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 0);
if (ret) {
DRV_LOG(WARNING, "port %u unable to query number of statistics",
dev->data->port_id);
@@ -229,7 +229,6 @@ struct mlx5_counter_ctrl {
return;
}
dev_stats_n = ret;
- xstats_ctrl->stats_n = dev_stats_n;
/* Allocate memory to grab stat names and values. */
str_sz = dev_stats_n * ETH_GSTRING_LEN;
strings = (struct ethtool_gstrings *)
@@ -244,7 +243,7 @@ struct mlx5_counter_ctrl {
strings->string_set = ETH_SS_STATS;
strings->len = dev_stats_n;
ifr.ifr_data = (caddr_t)strings;
- ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 1);
+ ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr, 0);
if (ret) {
DRV_LOG(WARNING, "port %u unable to get statistic names",
dev->data->port_id);
@@ -275,6 +274,7 @@ struct mlx5_counter_ctrl {
goto free;
}
}
+ xstats_ctrl->stats_n = dev_stats_n;
/* Copy to base at first time. */
assert(xstats_n <= MLX5_MAX_XSTATS);
ret = mlx5_read_dev_counters(dev, xstats_ctrl->base);
@@ -307,6 +307,8 @@ struct mlx5_counter_ctrl {
unsigned int i;
uint64_t counters[n];
+ if (!priv->xstats_ctrl.stats_n)
+ return 0;
if (n >= xstats_n && stats) {
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
int stats_n;
@@ -480,8 +482,11 @@ struct mlx5_counter_ctrl {
mlx5_xstats_get_names(struct rte_eth_dev *dev __rte_unused,
struct rte_eth_xstat_name *xstats_names, unsigned int n)
{
+ struct priv *priv = dev->data->dev_private;
unsigned int i;
+ if (!priv->xstats_ctrl.stats_n)
+ return 0;
if (n >= xstats_n && xstats_names) {
for (i = 0; i != xstats_n; ++i) {
strncpy(xstats_names[i].name,