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Date: Mon, 18 Apr 2016 18:01:03 +0200
Message-ID: <CABbgvkv25Q0MT_izqFc8on-YJaTJ49ne1-kJzkzupGDyy-XF1g@mail.gmail.com>
From: =?UTF-8?Q?Javier_Coleto_Fern=C3=A1ndez?= <javicoleto44@gmail.com>
To: Andriy Berestovskyy <aber@semihalf.com>
Cc: "Wiles, Keith" <keith.wiles@intel.com>, users <users@dpdk.org>
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Subject: Re: [dpdk-users] mbuf free cnt not decreasing
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This is exactly what I'm doing at the moment, but the free count (both the
rte_mempool_free_count() and rte_ring_free_count()) keeps increasing
nonetheless.

Regards,
Javier

2016-04-18 17:57 GMT+02:00 Andriy Berestovskyy <aber@semihalf.com>:

> On Mon, Apr 18, 2016 at 5:34 PM, Javier Coleto Fern=C3=A1ndez
> <javicoleto44@gmail.com> wrote:
> > Basing on what you say, is that return value supposed to be less than
> 'n' in
> > case the ring is filled up or do I have to check the ring size before
> > calling rte_eth_tx_burst()?
>
> You just have to check the return value and free the unsent mbufs.
> Here is an example:
>
> ret =3D rte_eth_tx_burst(port, queueid, m_table, n);
> if (unlikely(ret < n)) {
>     do {
>         rte_pktmbuf_free(m_table[ret]);
>     } while (++ret < n);
> }
>
>
> Regards,
> Andiry
>