From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [PATCH v2 4/4] ethdev: Add metadata flow and action
	items support
Date: Fri, 06 Apr 2018 17:57:23 +0200
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References: <20180405135148.16388-1-declan.doherty@intel.com>
 <2392634.y0Dprd7BRi@xps> <90f813f1-6306-e6ed-26ea-4f0931bdebaf@intel.com>
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Cc: Declan Doherty <declan.doherty@intel.com>, dev@dpdk.org,
 Alex Rosenbaum <alexr@mellanox.com>, Ferruh Yigit <ferruh.yigit@intel.com>,
 Shahaf Shuler <shahafs@mellanox.com>, Qi Zhang <qi.z.zhang@intel.com>,
 Alejandro Lucero <alejandro.lucero@netronome.com>,
 Andrew Rybchenko <arybchenko@solarflare.com>,
 Remy Horton <remy.horton@intel.com>, John McNamara <john.mcnamara@intel.com>,
 Rony Efraim <ronye@mellanox.com>, Jingjing Wu <jingjing.wu@intel.com>,
 Wenzhuo Lu <wenzhuo.lu@intel.com>, Yuanhan Liu <yliu@fridaylinux.org>,
 Bruce Richardson <bruce.richardson@intel.com>
To: Mohammad Abdul Awal <mohammad.abdul.awal@intel.com>
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06/04/2018 15:47, Mohammad Abdul Awal:
> 
> On 05/04/2018 17:49, Thomas Monjalon wrote:
> > 05/04/2018 15:51, Declan Doherty:
> >> +struct rte_flow_item_metadata {
> >> +       uint32_t id;            /**< field identifier */
> >> +       uint32_t size;          /**< field size */
> >> +       uint8_t bytes[];        /**< field value */
> >> +};
> > Spotted C99 syntax of flexible array.
> > Are we OK with all supported compilers?
> >
> Used "uint8_t *bytes;" instead of "uint8_t bytes[];"

Why this change? It is changing the size of the structure, isn't it?