From: Andrew Rybchenko <arybchenko@solarflare.com> To: Gaetan Rivet <grive@u256.net> Cc: <dev@dpdk.org>, Ian Dolzhansky <ian.dolzhansky@oktetlabs.ru>, "Stephen Hemminger" <sthemmin@microsoft.com>, <stable@dpdk.org> Subject: [dpdk-stable] [PATCH] net/failsafe: report valid RSS RETA size Date: Wed, 27 May 2020 15:34:33 +0100 Message-ID: <1590590073-8964-1-git-send-email-arybchenko@solarflare.com> (raw) From: Ian Dolzhansky <ian.dolzhansky@oktetlabs.ru> Failsafe driver has been indicating zero for RSS redirection table size after device info reporting had been reworked. Report proper value. Fixes: 4586be3743d4 ("net/failsafe: fix reported device info") Cc: Stephen Hemminger <sthemmin@microsoft.com> Cc: stable@dpdk.org Signed-off-by: Ian Dolzhansky <ian.dolzhansky@oktetlabs.ru> Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com> --- drivers/net/failsafe/failsafe_ops.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c index e046cfe6aa..45da9378c3 100644 --- a/drivers/net/failsafe/failsafe_ops.c +++ b/drivers/net/failsafe/failsafe_ops.c @@ -1068,6 +1068,13 @@ fs_dev_merge_info(struct rte_eth_dev_info *info, info->rx_queue_offload_capa &= sinfo->rx_queue_offload_capa; info->tx_queue_offload_capa &= sinfo->tx_queue_offload_capa; info->flow_type_rss_offloads &= sinfo->flow_type_rss_offloads; + + /* + * RETA size is a GCD of RETA sizes indicated by sub-devices. + * Each of these sizes is a power of 2, so use the lower one. + */ + info->reta_size = RTE_MIN(info->reta_size, sinfo->reta_size); + info->hash_key_size = RTE_MIN(info->hash_key_size, sinfo->hash_key_size); @@ -1128,6 +1135,7 @@ fs_dev_infos_get(struct rte_eth_dev *dev, infos->max_hash_mac_addrs = UINT32_MAX; infos->max_vfs = UINT16_MAX; infos->max_vmdq_pools = UINT16_MAX; + infos->reta_size = UINT16_MAX; infos->hash_key_size = UINT8_MAX; /* -- 2.17.1
next reply other threads:[~2020-05-27 14:34 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-27 14:34 Andrew Rybchenko [this message] 2020-05-27 15:07 ` Gaëtan Rivet 2020-05-27 15:30 ` Andrew Rybchenko 2020-05-27 21:35 ` Gaëtan Rivet 2020-05-27 22:02 ` [dpdk-stable] [dpdk-dev] " Stephen Hemminger 2020-06-02 18:10 ` Ferruh Yigit
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