From: Przemek Kitszel <[email protected]> Print the ethtool stats as part of Tx hang devlink health dump.
Move the declarations of ethtool functions that devlink health uses out to a new file: ice_ethtool_common.h To utilize our existing ethtool code in this context, convert it to non-static. Signed-off-by: Przemek Kitszel <[email protected]> Reviewed-by: Igor Bagnucki <[email protected]> Reviewed-by: Wojciech Drewek <[email protected]> Signed-off-by: Mateusz Polchlopek <[email protected]> --- .../intel/ice/devlink/devlink_health.c | 32 +++++++++++++++++++ drivers/net/ethernet/intel/ice/ice_ethtool.c | 10 +++--- drivers/net/ethernet/intel/ice/ice_ethtool.h | 2 ++ .../ethernet/intel/ice/ice_ethtool_common.h | 19 +++++++++++ 4 files changed, 58 insertions(+), 5 deletions(-) create mode 100644 drivers/net/ethernet/intel/ice/ice_ethtool_common.h diff --git a/drivers/net/ethernet/intel/ice/devlink/devlink_health.c b/drivers/net/ethernet/intel/ice/devlink/devlink_health.c index 311719e69ea5..d6956bba1da2 100644 --- a/drivers/net/ethernet/intel/ice/devlink/devlink_health.c +++ b/drivers/net/ethernet/intel/ice/devlink/devlink_health.c @@ -3,6 +3,7 @@ #include "devlink_health.h" #include "ice.h" +#include "ice_ethtool_common.h" #define ICE_DEVLINK_FMSG_PUT_FIELD(fmsg, obj, name) \ devlink_fmsg_put(fmsg, #name, (obj)->name) @@ -32,6 +33,36 @@ static void ice_devlink_health_report(struct devlink_health_reporter *reporter, } } +static void ice_dump_ethtool_stats_to_fmsg(struct devlink_fmsg *fmsg, + struct net_device *netdev) +{ + const u32 string_set = ETH_SS_STATS; + u64 *stats; + u8 *names; + int scnt; + + scnt = ice_get_sset_count(netdev, string_set); + devlink_fmsg_put(fmsg, "stats-cnt", (u32)scnt); + if (scnt <= 0) + return; + + names = kcalloc(scnt, ETH_GSTRING_LEN, GFP_KERNEL); + stats = kcalloc(scnt, sizeof(*stats), GFP_KERNEL); + if (!names || !stats) + goto out; + + ice_get_strings(netdev, string_set, names); + ice_get_ethtool_stats(netdev, NULL, stats); + + devlink_fmsg_obj_nest_start(fmsg); + for (int i = 0; i < scnt; ++i) + devlink_fmsg_put(fmsg, &names[i * ETH_GSTRING_LEN], stats[i]); + devlink_fmsg_obj_nest_end(fmsg); +out: + kfree(names); + kfree(stats); +} + /** * ice_fmsg_put_ptr - put hex value of pointer into fmsg * @@ -77,6 +108,7 @@ static int ice_tx_hang_reporter_dump(struct devlink_health_reporter *reporter, devlink_fmsg_binary_pair_put(fmsg, "desc", event->tx_ring->desc, size_mul(event->tx_ring->count, sizeof(struct ice_tx_desc))); + ice_dump_ethtool_stats_to_fmsg(fmsg, event->tx_ring->vsi->netdev); devlink_fmsg_obj_nest_end(fmsg); return 0; diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index d1940fc6f2f5..91f16396e20d 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -1522,7 +1522,7 @@ __ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data, } } -static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) +void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { struct ice_netdev_priv *np = netdev_priv(netdev); @@ -1900,7 +1900,7 @@ static int ice_set_priv_flags(struct net_device *netdev, u32 flags) return ret; } -static int ice_get_sset_count(struct net_device *netdev, int sset) +int ice_get_sset_count(struct net_device *netdev, int sset) { switch (sset) { case ETH_SS_STATS: @@ -2003,9 +2003,9 @@ __ice_get_ethtool_stats(struct net_device *netdev, } } -static void -ice_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats __always_unused *stats, u64 *data) +void ice_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats __always_unused *stats, + u64 *data) { struct ice_netdev_priv *np = netdev_priv(netdev); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.h b/drivers/net/ethernet/intel/ice/ice_ethtool.h index 9acccae38625..fd021d2813f8 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.h +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.h @@ -4,6 +4,8 @@ #ifndef _ICE_ETHTOOL_H_ #define _ICE_ETHTOOL_H_ +#include "ice_ethtool_common.h" + struct ice_phy_type_to_ethtool { u64 aq_link_speed; u8 link_mode; diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool_common.h b/drivers/net/ethernet/intel/ice/ice_ethtool_common.h new file mode 100644 index 000000000000..0c772056f006 --- /dev/null +++ b/drivers/net/ethernet/intel/ice/ice_ethtool_common.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2024, Intel Corporation. */ + +#ifndef _ICE_ETHTOOL_COMMON_H_ +#define _ICE_ETHTOOL_COMMON_H_ + +/** + * DOC: ice_ethtool_common.h + * + * This header is for ethtool related code that is reused in other places. + */ + +void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data); +int ice_get_sset_count(struct net_device *netdev, int sset); +void ice_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats __always_unused *stats, + u64 *data); + +#endif /* _ICE_ETHTOOL_COMMON_H_ */ -- 2.38.1
