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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Date: Thu, 09 Jul 2015 01:42:05 +0200
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Cc: dev@dpdk.org, Stephen Hemminger <shemming@brocade.com>,
 alexmay@microsoft.com
Subject: Re: [dpdk-dev] [PATCH v4 1/7] ether: add function to query for link
	state interrupt
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2015-04-21 10:32, Stephen Hemminger:
> Allow application to query whether link state will work.
> This is also part of abstracting dependency on PCI.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  lib/librte_ether/rte_ethdev.c | 14 ++++++++++++++
>  lib/librte_ether/rte_ethdev.h | 12 ++++++++++++
[...]
>  /**
> + * Test whether device supports link state interrupt mode.
> + *
> + * @param port_id
> + *   The port identifier of the Ethernet device.
> + * @return
> + *   - (1) if link state interrupt is supported
> + *   - (0) if link state interrupt is not supported
> + */
> +extern int
> +rte_eth_has_link_state(uint8_t port_id);

It requires change in map file to work with shared library.