From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH 05/12] mbuf: add new Rx checksum mbuf flags
Date: Thu, 21 Jul 2016 14:22:08 -0700
Message-ID: <20160721142208.0cf399e3@xeon-e3>
References: <1469088510-7552-1-git-send-email-olivier.matz@6wind.com>
 <1469088510-7552-6-git-send-email-olivier.matz@6wind.com>
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Cc: dev@dpdk.org, yuanhan.liu@linux.intel.com, konstantin.ananyev@intel.com,
 sugesh.chandran@intel.com, bruce.richardson@intel.com,
 jianfeng.tan@intel.com, helin.zhang@intel.com, adrien.mazarguil@6wind.com
To: Olivier Matz <olivier.matz@6wind.com>
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On Thu, 21 Jul 2016 10:08:23 +0200
Olivier Matz <olivier.matz@6wind.com> wrote:

> +/**
> + * Deprecated.
> + * Checking this flag alone is deprecated: check the 2 bits of
> + * PKT_RX_L4_CKSUM_MASK.
> + * This flag was set when the L4 checksum of a packet was detected as
> + * wrong by the hardware.
> + */
> +#define PKT_RX_L4_CKSUM_BAD  (1ULL << 3)
> +
> +/**
> + * Deprecated.
> + * Checking this flag alone is deprecated: check the 2 bits of
> + * PKT_RX_IP_CKSUM_MASK.
> + * This flag was set when the IP checksum of a packet was detected as
> + * wrong by the hardware.
> + */
> +#define PKT_RX_IP_CKSUM_BAD  (1ULL << 4)

I think you should use the GCC deprecated attribute, not sure how though