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From: Bruce Richardson <bruce.richardson@intel.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: Ray Kinsella <mdr@ashroe.eu>, Neil Horman <nhorman@tuxdriver.com>,
	dev@dpdk.org, Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
	Thomas Monjalon <thomas@monjalon.net>, Ori Kam <orika@nvidia.com>
Subject: Re: [dpdk-dev] [PATCH v2] doc: announce flow API matching pattern struct changes
Date: Fri, 27 Nov 2020 16:16:12 +0000
Message-ID: <20201127161612.GG1561@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <20201124131535.276072-1-ferruh.yigit@intel.com>

On Tue, Nov 24, 2020 at 01:15:35PM +0000, Ferruh Yigit wrote:
> Proposing to replace protocol header fields in the ``rte_flow_item_*``
> structures with the protocol structs.
> 
> This is both for documenting the intention and to be sure
> ``rte_flow_item_*`` always starts with complete protocol header.
> 
> Change will be done in two steps, at first step in v21.02 release,
> protocol header struct will be added as union, for example:
> 
> Current ``struct rte_flow_item_eth``,
> 
> struct rte_flow_item_eth {
> 	struct rte_ether_addr dst;
> 	struct rte_ether_addr src;
> 	rte_be16_t type;
> 	uint32_t has_vlan:1;
> 	uint32_t reserved:31;
> }
> 
> will become in v21.02:
> 
> __extension__
> struct rte_flow_item_eth {
> 	union {
> 		struct {
> 			struct rte_ether_addr dst;
> 			struct rte_ether_addr src;
> 			rte_be16_t type;
> 		};
> 		struct rte_ether_hdr hdr;
> 	};
> 	uint32_t has_vlan:1;
> 	uint32_t reserved:31;
> }
> 
> After this point usage should switch to 'hdr' struct.
> 
> And in the second step, in the v21.11 LTS release the protocol fields
> will be removed, and the struct will become:
> 
> struct rte_flow_item_eth {
> 	struct rte_ether_hdr hdr;
> 	uint32_t has_vlan:1;
> 	uint32_t reserved:31;
> }
> 
> Already many ``rte_flow_item_*`` structures implemented to have protocol
> struct, target is convert all to this usage.
> 
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
> Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
> ---
> Cc: Thomas Monjalon <thomas@monjalon.net>
> Cc: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
> Cc: Ori Kam <orika@nvidia.com>
> 
Acked-by: Bruce Richardson <bruce.richardson@intel.com>

      parent reply	other threads:[~2020-11-27 16:16 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-23 13:40 [dpdk-dev] [PATCH] " Ferruh Yigit
2020-11-23 13:50 ` Andrew Rybchenko
2020-11-23 14:17   ` Ferruh Yigit
2020-11-23 14:25     ` Andrew Rybchenko
2020-11-23 15:51       ` Ferruh Yigit
2020-11-24 11:43         ` Ori Kam
2020-11-24 12:56           ` Ferruh Yigit
2020-11-24 13:00             ` Andrew Rybchenko
2020-11-24 13:01               ` Andrew Rybchenko
2020-11-24 13:15 ` [dpdk-dev] [PATCH v2] " Ferruh Yigit
2020-11-24 14:29   ` Ajit Khaparde
2020-11-27 17:56     ` Thomas Monjalon
2020-11-27 16:16   ` Bruce Richardson [this message]

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