[dpdk-dev] [PATCH v2] hash: rename unused field to "reserved"

[Stephen Hemminger]

On Mon, 13 Jul 2015 17:38:45 +0100
Bruce Richardson <bruce.richardson at intel.com> wrote:

> The cuckoo hash has a fixed number of entries per bucket, so the
> configuration parameter for this is unused. We change this field in the
> parameters struct to "reserved" to indicate that there is now no such
> parameter value, while at the same time keeping ABI consistency.
> 
> Fixes: 48a399119619 ("hash: replace with cuckoo hash implementation")
> 
> Suggested-by: Thomas Monjalon <thomas.monjalon at 6wind.com>
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>

I am sorry this patch went into 2.1 because it broke source code
compatibility.  To me having source code recompile compatibility is MORE
important than ABI compatibility.