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From: Ferruh Yigit <ferruh.yigit@amd.com>
To: Chaoyong He <chaoyong.he@corigine.com>, dev@dpdk.org
Cc: oss-drivers@corigine.com, niklas.soderlund@corigine.com
Subject: Re: [PATCH v2 02/24] net/nfp: add the structures and functions for flow offload
Date: Mon, 10 Oct 2022 15:49:45 +0100	[thread overview]
Message-ID: <39e84172-6c6a-06a1-523c-607a7cb4c25e@amd.com> (raw)
In-Reply-To: <1665382142-21684-3-git-send-email-chaoyong.he@corigine.com>

On 10/10/2022 7:08 AM, Chaoyong He wrote:
> Add the structures and functions to process mask table, flow
> table, and flow stats id, which are used in the rte_flow
> offload logics.
> 
> Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
> Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>

<...>

> +__rte_unused static int
> +nfp_flow_table_delete(struct nfp_flow_priv *priv,
> +		struct rte_flow *nfp_flow)
> +{
> +	int ret;
> +	char *hash_data;
> +	uint32_t hash_key;
> +
> +	hash_data = (char *)(nfp_flow->payload.unmasked_data);
> +	hash_key = rte_jhash(hash_data, nfp_flow->length, priv->hash_seed);

It can be an option to store hash information in 'struct rte_flow', 
instead of keep calculating it.

<...>

> +	/* flow stats */
> +	rte_spinlock_init(&priv->stats_lock);
> +	stats_size = (ctx_count & NFP_FL_STAT_ID_STAT) |
> +			((ctx_split - 1) & NFP_FL_STAT_ID_MU_NUM);
> +	PMD_INIT_LOG(INFO, "ctx_count:%0lx, ctx_split:%0lx, stats_size:%0lx ",
> +			ctx_count, ctx_split, stats_size);
> +	priv->stats = rte_zmalloc("nfp_flow_stats",
> +			stats_size * sizeof(struct nfp_fl_stats), 0);

Is this allocates 'stats' for max possible flow rule count? Isn't this a 
too big number to allocate in advance?

  reply	other threads:[~2022-10-10 14:49 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-10  6:08 [PATCH v2 00/24] add the basic rte_flow offload support of nfp PMD Chaoyong He
2022-10-10  6:08 ` [PATCH v2 01/24] net/nfp: add the stats process logic in ctrl VNIC service Chaoyong He
2022-10-10 14:48   ` Ferruh Yigit
2022-10-10  6:08 ` [PATCH v2 02/24] net/nfp: add the structures and functions for flow offload Chaoyong He
2022-10-10 14:49   ` Ferruh Yigit [this message]
2022-10-19  2:50     ` Chaoyong He
2022-10-19 10:48       ` Ferruh Yigit
2022-10-10  6:08 ` [PATCH v2 03/24] net/nfp: add the flow APIs of nfp PMD Chaoyong He
2022-10-10 14:51   ` Ferruh Yigit
2022-10-19  3:00     ` Chaoyong He
2022-10-19 11:11       ` Ferruh Yigit
2022-10-19 11:30         ` Chaoyong He
2022-10-19 11:38           ` Ferruh Yigit
2022-10-10  6:08 ` [PATCH v2 04/24] net/nfp: add the offload support of basic items Chaoyong He
2022-10-10  6:08 ` [PATCH v2 05/24] net/nfp: add the offload support of basic actions Chaoyong He
2022-10-10 14:52   ` Ferruh Yigit
2022-10-19 11:32     ` Chaoyong He
2022-10-10  6:08 ` [PATCH v2 06/24] net/nfp: add the offload support of VLAN item Chaoyong He
2022-10-10  6:08 ` [PATCH v2 07/24] net/nfp: add the offload support of IPv4 item Chaoyong He
2022-10-10  6:08 ` [PATCH v2 08/24] net/nfp: add the offload support of IPv6 item Chaoyong He
2022-10-10 14:53   ` Ferruh Yigit
2022-10-19 11:33     ` Chaoyong He
2022-10-10  6:08 ` [PATCH v2 09/24] net/nfp: add the offload support of TCP item Chaoyong He
2022-10-10  6:08 ` [PATCH v2 10/24] net/nfp: add the offload support of UDP item Chaoyong He
2022-10-10  6:08 ` [PATCH v2 11/24] net/nfp: add the offload support of SCTP item Chaoyong He
2022-10-10  6:08 ` [PATCH v2 12/24] net/nfp: add the offload support of set SRC MAC action Chaoyong He
2022-10-10  6:08 ` [PATCH v2 13/24] net/nfp: add the offload support of set DST " Chaoyong He
2022-10-10  6:08 ` [PATCH v2 14/24] net/nfp: add the offload support of pop VLAN action Chaoyong He
2022-10-10  6:08 ` [PATCH v2 15/24] net/nfp: add the offload support of push " Chaoyong He
2022-10-10  6:08 ` [PATCH v2 16/24] net/nfp: add the offload support of set SRC IPv4 action Chaoyong He
2022-10-10  6:08 ` [PATCH v2 17/24] net/nfp: add the offload support of set DST " Chaoyong He
2022-10-10  6:08 ` [PATCH v2 18/24] net/nfp: add the offload support of set SRC IPv6 action Chaoyong He
2022-10-10  6:08 ` [PATCH v2 19/24] net/nfp: add the offload support of set DST " Chaoyong He
2022-10-10  6:08 ` [PATCH v2 20/24] net/nfp: add the offload support of set TP SRC port action Chaoyong He
2022-10-10  6:08 ` [PATCH v2 21/24] net/nfp: add the offload support of set TP DST " Chaoyong He
2022-10-10  6:09 ` [PATCH v2 22/24] net/nfp: add the offload support of set TTL action Chaoyong He
2022-10-10  6:09 ` [PATCH v2 23/24] net/nfp: add the offload support of set IPv4 DSCP action Chaoyong He
2022-10-10  6:09 ` [PATCH v2 24/24] net/nfp: add the offload support of set IPv6 " Chaoyong He

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