From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ferruh Yigit <ferruh.yigit@intel.com>
Subject: Re: [PATCH v2 1/8] eal: use different constructor
 priorities for initcalls
Date: Tue, 21 Feb 2017 12:30:04 +0000
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 <1487600262-14382-2-git-send-email-jblunck@infradead.org>
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Cc: david.marchand@6wind.com, shreyansh.jain@nxp.com
To: Jan Blunck <jblunck@infradead.org>, dev@dpdk.org
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On 2/20/2017 2:17 PM, Jan Blunck wrote:
> This introduces different initcall macros to allow for late registration of
> the virtual device bus.
> 
> Signed-off-by: Jan Blunck <jblunck@infradead.org>
> Tested-by: Ferruh Yigit <ferruh.yigit@intel.com>

<...>

>  
> -#define RTE_INIT(func) \
> -static void __attribute__((constructor, used)) func(void)
> +#define RTE_EAL_INIT(func) \
> +static void __attribute__((constructor(101), used)) func(void)
> +
> +#define RTE_POST_EAL_INIT(func) \
> +static void __attribute__((constructor(102), used)) func(void)
> +
> +#define RTE_DEV_INIT(func) \
> +static void __attribute__((constructor(103), used)) func(void)
> +
> +#define RTE_INIT(func) RTE_DEV_INIT(func)

Does it make sense to give some gaps among priorities,
101, 102, 103 --> 100, 200 , 300

When new priorities added (not sure if that ever will happen), is
changing previous priorities cause a ABI breakage?