From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas.monjalon-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
Subject: Re: Looks like rte_mempool_free_count() and
	rte_mempool_count() are swapped
Date: Thu, 2 Jan 2014 14:32:22 +0100
Message-ID: <201401021432.22215.thomas.monjalon@6wind.com>
References: <523172C3.2040309@gmail.com>
Mime-Version: 1.0
Content-Type: Text/Plain;
  charset="us-ascii"
Content-Transfer-Encoding: 7bit
Cc: dev-VfR2kkLFssw@public.gmane.org
To: Dmitry Vyal <dmitryvyal-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Return-path: <dev-bounces-VfR2kkLFssw@public.gmane.org>
In-Reply-To: <523172C3.2040309-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
List-Id: patches and discussions about DPDK <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev-VfR2kkLFssw@public.gmane.org>
List-Help: <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=subscribe>
Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org
Sender: "dev" <dev-bounces-VfR2kkLFssw@public.gmane.org>

12/09/2013 09:52, Dmitry Vyal :
> If I understand it correctly, the ring contains free buffers and
> rte_ring_count() returns a number of entries inside a ring. So this
> function actually calculates the number of free entries, not busy.

Yes, you're right. mempool's objects are free mbufs.
So mempool_count is the number of free mbufs,
and mempool_free_count is the number of free slots to store more free mbufs.
I agree that the naming is confusing but I'm not sure we should change it.

-- 
Thomas