From: "Morten Brørup" <mb@smartsharesystems.com>
To: "Stephen Hemminger" <stephen@networkplumber.org>, <dev@dpdk.org>
Cc: "Reshma Pattan" <reshma.pattan@intel.com>
Subject: Re: [dpdk-dev] [PATCH 1/2] pdump: use rte_pktmbuf_free bulk
Date: Tue, 29 Dec 2020 06:40:32 +0100 [thread overview]
Message-ID: <98CBD80474FA8B44BF855DF32C47DC35C6150C@smartserver.smartshare.dk> (raw)
In-Reply-To: <20201227033335.85145-2-stephen@networkplumber.org>
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Stephen Hemminger
> Sent: Sunday, December 27, 2020 4:34 AM
>
> Use rte_pktmbuf_free_bulk instead of loop when freeing
> packets.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
> app/pdump/main.c | 8 ++++----
> lib/librte_pdump/rte_pdump.c | 6 +++---
> 2 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/app/pdump/main.c b/app/pdump/main.c
> index b34bf335317b..f986c7e9d67e 100644
> --- a/app/pdump/main.c
> +++ b/app/pdump/main.c
> @@ -477,10 +477,10 @@ pdump_rxtx(struct rte_ring *ring, uint16_t
> vdev_id, struct pdump_stats *stats)
> stats->tx_pkts += nb_in_txd;
>
> if (unlikely(nb_in_txd < nb_in_deq)) {
> - do {
> - rte_pktmbuf_free(rxtx_bufs[nb_in_txd]);
> - stats->freed_pkts++;
> - } while (++nb_in_txd < nb_in_deq);
> + unsigned int drops = nb_in_deq - nb_in_txd;
> +
> + rte_pktmbuf_free_bulk(&rxtx_bufs[nb_in_txd], drops);
> + stats->freed_pkts += drops;;
One semicolon should be enough.
And shouldn't checkpatch find typos like this?
> }
> }
> }
> diff --git a/lib/librte_pdump/rte_pdump.c
> b/lib/librte_pdump/rte_pdump.c
> index b3c8d5ce4384..3c11bd795bc1 100644
> --- a/lib/librte_pdump/rte_pdump.c
> +++ b/lib/librte_pdump/rte_pdump.c
> @@ -93,11 +93,11 @@ pdump_copy(struct rte_mbuf **pkts, uint16_t
> nb_pkts, void *user_params)
>
> ring_enq = rte_ring_enqueue_burst(ring, (void *)dup_bufs, d_pkts,
> NULL);
> if (unlikely(ring_enq < d_pkts)) {
> + unsigned int drops = d_pkts - ring_enq;
> +
> PDUMP_LOG(DEBUG,
> "only %d of packets enqueued to ring\n", ring_enq);
> - do {
> - rte_pktmbuf_free(dup_bufs[ring_enq]);
> - } while (++ring_enq < d_pkts);
> + rte_pktmbuf_free_bulk(&dup_bufs[ring_enq], drops);
> }
> }
>
> --
> 2.29.2
>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
next prev parent reply other threads:[~2020-12-29 5:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-27 3:33 [dpdk-dev] [PATCH 0/2] pdump: small enhancements Stephen Hemminger
2020-12-27 3:33 ` [dpdk-dev] [PATCH 1/2] pdump: use rte_pktmbuf_free bulk Stephen Hemminger
2020-12-29 5:40 ` Morten Brørup [this message]
2020-12-27 3:33 ` [dpdk-dev] [PATCH 2/2] pdump: replace DEVICE_ID_SIZE with RTE_DEV_NAME_MAX_LEN Stephen Hemminger
2020-12-29 20:08 ` [dpdk-dev] [PATCH v2 0/3] pdump: small enhancements Stephen Hemminger
2020-12-29 20:08 ` [dpdk-dev] [PATCH v2 1/3] pdump: use rte_pktmbuf_free bulk Stephen Hemminger
2020-12-29 20:09 ` [dpdk-dev] [PATCH v2 2/3] pdump: replace DEVICE_ID_SIZE with RTE_DEV_NAME_MAX_LEN Stephen Hemminger
2020-12-29 20:09 ` [dpdk-dev] [PATCH v2 3/3] pdump: cleanup checkpatch warnings Stephen Hemminger
2021-01-19 14:25 ` [dpdk-dev] [PATCH v2 0/3] pdump: small enhancements Thomas Monjalon
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