From patchwork Fri Jul 23 13:15:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Rybchenko X-Patchwork-Id: 96252 X-Patchwork-Delegate: david.marchand@redhat.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 516EAA0C46; Fri, 23 Jul 2021 15:16:00 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id BB539410E0; Fri, 23 Jul 2021 15:15:49 +0200 (CEST) Received: from shelob.oktetlabs.ru (shelob.oktetlabs.ru [91.220.146.113]) by mails.dpdk.org (Postfix) with ESMTP id D5D58406A2; Fri, 23 Jul 2021 15:15:48 +0200 (CEST) Received: by shelob.oktetlabs.ru (Postfix, from userid 122) id A96247F6D8; Fri, 23 Jul 2021 16:15:48 +0300 (MSK) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shelob.oktetlabs.ru X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=ALL_TRUSTED, DKIM_ADSP_DISCARD, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.2 Received: from aros.oktetlabs.ru (aros.oktetlabs.ru [192.168.38.17]) by shelob.oktetlabs.ru (Postfix) with ESMTP id 8A76F7F6C8; Fri, 23 Jul 2021 16:15:23 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 shelob.oktetlabs.ru 8A76F7F6C8 Authentication-Results: shelob.oktetlabs.ru/8A76F7F6C8; dkim=none; dkim-atps=neutral From: Andrew Rybchenko To: dev@dpdk.org, Ivan Malov , Remy Horton Cc: David Marchand , Ivan Ilchenko , stable@dpdk.org, Andy Moreton Date: Fri, 23 Jul 2021 16:15:09 +0300 Message-Id: <20210723131515.2317168-6-andrew.rybchenko@oktetlabs.ru> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210723131515.2317168-1-andrew.rybchenko@oktetlabs.ru> References: <20210604144225.287678-1-andrew.rybchenko@oktetlabs.ru> <20210723131515.2317168-1-andrew.rybchenko@oktetlabs.ru> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH v3 05/11] net/sfc: fix xstats by ID callbacks according to ethdev X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Ivan Ilchenko Fix xstats by ID callbacks according to ethdev usage. Handle combinations of input arguments that are required by ethdev and sanity check and reject other combinations on callback entry. Fixes: 73280c1e4ff ("net/sfc: support xstats retrieval by ID") Cc: stable@dpdk.org Signed-off-by: Ivan Ilchenko Signed-off-by: Andrew Rybchenko Reviewed-by: Andy Moreton --- drivers/net/sfc/sfc_ethdev.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c index d5417e5e65..fca3f524a1 100644 --- a/drivers/net/sfc/sfc_ethdev.c +++ b/drivers/net/sfc/sfc_ethdev.c @@ -794,13 +794,10 @@ sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids, int ret; int rc; - sfc_adapter_lock(sa); + if (unlikely(ids == NULL || values == NULL)) + return -EINVAL; - if (unlikely(values == NULL) || - unlikely(ids == NULL && n < port->mac_stats_nb_supported)) { - ret = port->mac_stats_nb_supported; - goto unlock; - } + sfc_adapter_lock(sa); rc = sfc_port_update_mac_stats(sa); if (rc != 0) { @@ -815,7 +812,7 @@ sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids, if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) continue; - if ((ids == NULL) || (ids[nb_written] == nb_supported)) + if (ids[nb_written] == nb_supported) values[nb_written++] = mac_stats[i]; ++nb_supported; @@ -840,10 +837,13 @@ sfc_xstats_get_names_by_id(struct rte_eth_dev *dev, unsigned int nb_written = 0; unsigned int i; + if (unlikely(xstats_names == NULL && ids != NULL) || + unlikely(xstats_names != NULL && ids == NULL)) + return -EINVAL; + sfc_adapter_lock(sa); - if (unlikely(xstats_names == NULL) || - unlikely((ids == NULL) && (size < port->mac_stats_nb_supported))) { + if (unlikely(xstats_names == NULL && ids == NULL)) { nb_supported = port->mac_stats_nb_supported; sfc_adapter_unlock(sa); return nb_supported; @@ -853,7 +853,7 @@ sfc_xstats_get_names_by_id(struct rte_eth_dev *dev, if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) continue; - if ((ids == NULL) || (ids[nb_written] == nb_supported)) { + if (ids[nb_written] == nb_supported) { char *name = xstats_names[nb_written++].name; strlcpy(name, efx_mac_stat_name(sa->nic, i),