From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Andrew Rybchenko <arybchenko@solarflare.com>,
"John W. Linville" <linville@tuxdriver.com>,
Xiaolong Ye <xiaolong.ye@intel.com>,
Qi Zhang <qi.z.zhang@intel.com>,
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Cc: dev@dpdk.org, Igor Romanov <igor.romanov@oktetlabs.ru>
Subject: Re: [dpdk-dev] [PATCH 2/2] ethdev: make stats and xstats reset callbacks return int
Date: Tue, 24 Sep 2019 12:56:09 +0100 [thread overview]
Message-ID: <b2859419-f01d-f368-dcff-afeb9956ba32@intel.com> (raw)
In-Reply-To: <1567780495-14120-3-git-send-email-arybchenko@solarflare.com>
On 9/6/2019 3:34 PM, Andrew Rybchenko wrote:
> From: Igor Romanov <igor.romanov@oktetlabs.ru>
>
> Change return value of the callbacks from void to int. Make
> implementations across all drivers return negative errno
> values in case of error conditions.
>
> Both callbacks are updated together because a large number of
> drivers assign the same function to both callbacks.
>
> Signed-off-by: Igor Romanov <igor.romanov@oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
> ---
> app/test/virtual_pmd.c | 4 ++-
> drivers/net/af_packet/rte_eth_af_packet.c | 4 ++-
> drivers/net/af_xdp/rte_eth_af_xdp.c | 4 ++-
> drivers/net/ark/ark_ethdev.c | 6 ++--
> drivers/net/atlantic/atl_ethdev.c | 6 ++--
> drivers/net/avp/avp_ethdev.c | 6 ++--
> drivers/net/axgbe/axgbe_ethdev.c | 6 ++--
> drivers/net/bnxt/bnxt_stats.c | 38 +++++++++++++++++------
> drivers/net/bnxt/bnxt_stats.h | 4 +--
> drivers/net/bonding/rte_eth_bond_pmd.c | 13 ++++++--
> drivers/net/cxgbe/cxgbe_ethdev.c | 4 ++-
> drivers/net/dpaa/dpaa_ethdev.c | 4 ++-
> drivers/net/dpaa2/dpaa2_ethdev.c | 10 +++---
> drivers/net/e1000/em_ethdev.c | 6 ++--
> drivers/net/e1000/igb_ethdev.c | 18 +++++++----
> drivers/net/enetc/enetc_ethdev.c | 4 ++-
> drivers/net/enic/enic.h | 2 +-
> drivers/net/enic/enic_ethdev.c | 4 +--
> drivers/net/enic/enic_main.c | 11 +++++--
> drivers/net/failsafe/failsafe_ops.c | 16 ++++++++--
> drivers/net/fm10k/fm10k_ethdev.c | 10 ++++--
> drivers/net/hinic/base/hinic_pmd_niccfg.c | 14 ++++++---
> drivers/net/hinic/base/hinic_pmd_niccfg.h | 4 +--
> drivers/net/hinic/hinic_pmd_ethdev.c | 25 +++++++++++----
> drivers/net/i40e/i40e_ethdev.c | 6 ++--
> drivers/net/i40e/i40e_ethdev_vf.c | 6 ++--
> drivers/net/i40e/i40e_vf_representor.c | 4 +--
> drivers/net/iavf/iavf_ethdev.c | 11 ++++---
> drivers/net/ice/ice_ethdev.c | 6 ++--
> drivers/net/ipn3ke/ipn3ke_representor.c | 14 +++++----
> drivers/net/ixgbe/ixgbe_ethdev.c | 18 +++++++----
> drivers/net/kni/rte_eth_kni.c | 4 ++-
> drivers/net/liquidio/lio_ethdev.c | 23 ++++++++------
> drivers/net/memif/rte_eth_memif.c | 4 ++-
> drivers/net/mlx4/mlx4.h | 2 +-
> drivers/net/mlx4/mlx4_ethdev.c | 7 ++++-
> drivers/net/mlx5/mlx5.h | 4 +--
> drivers/net/mlx5/mlx5_stats.c | 19 +++++++++---
> drivers/net/mvneta/mvneta_ethdev.c | 11 +++++--
> drivers/net/mvpp2/mrvl_ethdev.c | 16 +++++++---
> drivers/net/netvsc/hn_ethdev.c | 15 ++++++---
> drivers/net/netvsc/hn_var.h | 4 +--
> drivers/net/netvsc/hn_vf.c | 13 +++++---
> drivers/net/nfp/nfp_net.c | 6 ++--
> drivers/net/null/rte_eth_null.c | 6 ++--
> drivers/net/octeontx/octeontx_ethdev.c | 8 ++---
> drivers/net/octeontx2/otx2_ethdev.h | 4 +--
> drivers/net/octeontx2/otx2_stats.c | 33 +++++++++++++-------
> drivers/net/pcap/rte_eth_pcap.c | 4 ++-
> drivers/net/qede/qede_ethdev.c | 8 +++--
> drivers/net/ring/rte_eth_ring.c | 4 ++-
> drivers/net/sfc/sfc_ethdev.c | 7 +++--
> drivers/net/szedata2/rte_eth_szedata2.c | 4 ++-
> drivers/net/tap/rte_eth_tap.c | 4 ++-
> drivers/net/thunderx/nicvf_ethdev.c | 13 ++++++--
> drivers/net/vhost/rte_eth_vhost.c | 8 +++--
> drivers/net/virtio/virtio_ethdev.c | 6 ++--
> drivers/net/vmxnet3/vmxnet3_ethdev.c | 6 ++--
> lib/librte_ethdev/rte_ethdev.c | 12 ++++---
> lib/librte_ethdev/rte_ethdev.h | 2 ++
> lib/librte_ethdev/rte_ethdev_core.h | 4 +--
> 61 files changed, 380 insertions(+), 169 deletions(-)
'nfb' driver was missing, updating it while merging.
<...>
> @@ -72,7 +72,7 @@ typedef int (*eth_stats_get_t)(struct rte_eth_dev *dev,
> struct rte_eth_stats *igb_stats);
> /**< @internal Get global I/O statistics of an Ethernet device. */
>
> -typedef void (*eth_stats_reset_t)(struct rte_eth_dev *dev);
> +typedef int (*eth_stats_reset_t)(struct rte_eth_dev *dev);
> /**< @internal Reset global I/O statistics of an Ethernet device to 0. */
>
> typedef int (*eth_xstats_get_t)(struct rte_eth_dev *dev,
> @@ -85,7 +85,7 @@ typedef int (*eth_xstats_get_by_id_t)(struct rte_eth_dev *dev,
> unsigned int n);
> /**< @internal Get extended stats of an Ethernet device. */
>
> -typedef void (*eth_xstats_reset_t)(struct rte_eth_dev *dev);
> +typedef int (*eth_xstats_reset_t)(struct rte_eth_dev *dev);
> /**< @internal Reset extended stats of an Ethernet device. */
>
> typedef int (*eth_xstats_get_names_t)(struct rte_eth_dev *dev,
>
Adding following comments to the dev_ops while merging, please shout if needs
update:
-typedef void (*eth_stats_reset_t)(struct rte_eth_dev *dev);
-/**< @internal Reset global I/O statistics of an Ethernet device to 0. */
+/**
+ * @internal
+ * Reset global I/O statistics of an Ethernet device to 0.
+ *
+ * @param dev
+ * ethdev handle of port.
+ *
+ * @return
+ * Negative errno value on error, 0 on success.
+ *
+ * @retval 0
+ * Success, statistics has been reset.
+ * @retval -ENOTSUP
+ * Resetting statistics is not supported.
+ * @retval -EINVAL
+ * Resetting statistics is not valid.
+ * @retval -ENOMEM
+ * Not enough memory to get the stats.
+ */
+typedef int (*eth_stats_reset_t)(struct rte_eth_dev *dev);
typedef int (*eth_xstats_get_t)(struct rte_eth_dev *dev,
struct rte_eth_xstat *stats, unsigned n);
@@ -129,8 +147,26 @@ typedef int (*eth_xstats_get_by_id_t)(struct rte_eth_dev *dev,
unsigned int n);
/**< @internal Get extended stats of an Ethernet device. */
-typedef void (*eth_xstats_reset_t)(struct rte_eth_dev *dev);
-/**< @internal Reset extended stats of an Ethernet device. */
+/**
+ * @internal
+ * Reset extended stats of an Ethernet device.
+ *
+ * @param dev
+ * ethdev handle of port.
+ *
+ * @return
+ * Negative errno value on error, 0 on success.
+ *
+ * @retval 0
+ * Success, statistics has been reset.
+ * @retval -ENOTSUP
+ * Resetting statistics is not supported.
+ * @retval -EINVAL
+ * Resetting statistics is not valid.
+ * @retval -ENOMEM
+ * Not enough memory to get the stats.
+ */
+typedef int (*eth_xstats_reset_t)(struct rte_eth_dev *dev);
next prev parent reply other threads:[~2019-09-24 11:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-06 14:34 [dpdk-dev] [PATCH 0/2] ethdev: change xstats reset function return value to int Andrew Rybchenko
2019-09-06 14:34 ` [dpdk-dev] [PATCH 1/2] " Andrew Rybchenko
2019-09-06 14:34 ` [dpdk-dev] [PATCH 2/2] ethdev: make stats and xstats reset callbacks return int Andrew Rybchenko
2019-09-24 11:56 ` Ferruh Yigit [this message]
2019-09-24 13:03 ` Andrew Rybchenko
2019-09-24 11:56 ` [dpdk-dev] [PATCH 0/2] ethdev: change xstats reset function return value to int Ferruh Yigit
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