From patchwork Tue Dec 22 08:51:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Rybchenko X-Patchwork-Id: 85652 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3A4ECA052A; Tue, 22 Dec 2020 09:52:10 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 66921CAC0; Tue, 22 Dec 2020 09:52:07 +0100 (CET) Received: from shelob.oktetlabs.ru (shelob.oktetlabs.ru [91.220.146.113]) by dpdk.org (Postfix) with ESMTP id 0D329CA8F; Tue, 22 Dec 2020 09:52:05 +0100 (CET) Received: by shelob.oktetlabs.ru (Postfix, from userid 122) id CDD3E7F5A8; Tue, 22 Dec 2020 11:52:03 +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 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 59C227F4CA; Tue, 22 Dec 2020 11:52:00 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 shelob.oktetlabs.ru 59C227F4CA Authentication-Results: shelob.oktetlabs.ru/59C227F4CA; dkim=none; dkim-atps=neutral From: Andrew Rybchenko To: dev@dpdk.org Cc: stable@dpdk.org, Gaetan Rivet , Andrew Rybchenko , Ian Stokes , Stephen Hemminger , Ferruh Yigit Date: Tue, 22 Dec 2020 11:51:49 +0300 Message-Id: <20201222085149.848142-1-andrew.rybchenko@oktetlabs.ru> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH] net/failsafe: report minimum and maximum MTU in device info X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" Take minimum and maximum MTU values for subdevices and report maximum of minimums and minimum of maximums. Fixes: ad97ceece12c ("ethdev: add min/max MTU to device info") Cc: stable@dpdk.org Signed-off-by: Andrew Rybchenko Acked-by: Gaetan Rivet --- drivers/net/failsafe/failsafe_ops.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c index 76d64871b4..5e6fb369e1 100644 --- a/drivers/net/failsafe/failsafe_ops.c +++ b/drivers/net/failsafe/failsafe_ops.c @@ -1095,6 +1095,8 @@ static void fs_dev_merge_info(struct rte_eth_dev_info *info, const struct rte_eth_dev_info *sinfo) { + info->min_mtu = RTE_MAX(info->min_mtu, sinfo->min_mtu); + info->max_mtu = RTE_MIN(info->max_mtu, sinfo->max_mtu); info->max_rx_pktlen = RTE_MIN(info->max_rx_pktlen, sinfo->max_rx_pktlen); info->max_rx_queues = RTE_MIN(info->max_rx_queues, sinfo->max_rx_queues); info->max_tx_queues = RTE_MIN(info->max_tx_queues, sinfo->max_tx_queues); @@ -1172,6 +1174,8 @@ fs_dev_infos_get(struct rte_eth_dev *dev, int ret; /* Use maximum upper bounds by default */ + infos->min_mtu = RTE_ETHER_MIN_MTU; + infos->max_mtu = UINT16_MAX; infos->max_rx_pktlen = UINT32_MAX; infos->max_rx_queues = RTE_MAX_QUEUES_PER_PORT; infos->max_tx_queues = RTE_MAX_QUEUES_PER_PORT;