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authorEdward Cree <ecree@solarflare.com>2019-11-22 18:57:27 +0100
committerJakub Kicinski <jakub.kicinski@netronome.com>2019-11-23 02:50:55 +0100
commitca70bd423f10b004f1bf7b2424d34025a9408e54 (patch)
treeba73eaf53b743bb13bb2be576a7f3e0dc6f4741d /drivers/net/ethernet/sfc/ethtool.c
parentsfc: suppress MCDI errors from ARFS (diff)
downloadlinux-ca70bd423f10b004f1bf7b2424d34025a9408e54.tar.xz
linux-ca70bd423f10b004f1bf7b2424d34025a9408e54.zip
sfc: add statistics for ARFS
Report the number of successful and failed insertions, and also the current count of filters, to aid in tuning e.g. rps_flow_cnt. Signed-off-by: Edward Cree <ecree@solarflare.com> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/ethtool.c')
-rw-r--r--drivers/net/ethernet/sfc/ethtool.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c
index 8db593fb9699..6a9347cd67f3 100644
--- a/drivers/net/ethernet/sfc/ethtool.c
+++ b/drivers/net/ethernet/sfc/ethtool.c
@@ -56,6 +56,9 @@ static u64 efx_get_atomic_stat(void *field)
#define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \
EFX_ETHTOOL_STAT(field, channel, n_##field, \
unsigned int, efx_get_uint_stat)
+#define EFX_ETHTOOL_UINT_CHANNEL_STAT_NO_N(field) \
+ EFX_ETHTOOL_STAT(field, channel, field, \
+ unsigned int, efx_get_uint_stat)
#define EFX_ETHTOOL_UINT_TXQ_STAT(field) \
EFX_ETHTOOL_STAT(tx_##field, tx_queue, field, \
@@ -87,6 +90,9 @@ static const struct efx_sw_stat_desc efx_sw_stat_desc[] = {
EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_bad_drops),
EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_tx),
EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_redirect),
+ EFX_ETHTOOL_UINT_CHANNEL_STAT_NO_N(rfs_filter_count),
+ EFX_ETHTOOL_UINT_CHANNEL_STAT(rfs_succeeded),
+ EFX_ETHTOOL_UINT_CHANNEL_STAT(rfs_failed),
};
#define EFX_ETHTOOL_SW_STAT_COUNT ARRAY_SIZE(efx_sw_stat_desc)