From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Balazs Nemeth <bnemeth@redhat.com>, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2 2/4] vhost: perform all mbuf allocations in one loop
Date: Thu, 15 Apr 2021 17:30:59 +0200 [thread overview]
Message-ID: <a56670c2-51e9-892a-acdb-dfbd69a1ef03@redhat.com> (raw)
In-Reply-To: <589dabc3c3a22a8e297e09cb554810aa811bc9a7.1617790501.git.bnemeth@redhat.com>
On 4/7/21 12:17 PM, Balazs Nemeth wrote:
> Move allocation out further and perform all allocation in one loop. The
> same goes for freeing packets. This is to prepare for use of bulk
> versions of these functions.
>
> Signed-off-by: Balazs Nemeth <bnemeth@redhat.com>
> ---
> lib/librte_vhost/virtio_net.c | 18 ++++++------------
> 1 file changed, 6 insertions(+), 12 deletions(-)
>
> diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
> index 666e7fdb8..496f750e3 100644
> --- a/lib/librte_vhost/virtio_net.c
> +++ b/lib/librte_vhost/virtio_net.c
> @@ -2471,14 +2471,13 @@ virtio_dev_tx_packed(struct virtio_net *dev,
> uint32_t remained = count;
> uint16_t i;
>
> + for (i = 0; i < count; ++i)
> + pkts[i] = rte_pktmbuf_alloc(mbuf_pool);
Same comment as for previous patch, we need to check whether allocation
succeeded.
next prev parent reply other threads:[~2021-04-15 15:31 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-06 15:44 [dpdk-dev] [PATCH 0/4] Use bulk alloc/free in virtio packed Balazs Nemeth
2021-04-06 15:44 ` [dpdk-dev] [PATCH 1/4] vhost: move allocation of mbuf outside of packet enqueue Balazs Nemeth
2021-04-07 10:17 ` [dpdk-dev] [PATCH v2 " Balazs Nemeth
2021-04-15 12:37 ` Maxime Coquelin
2021-04-16 8:18 ` [dpdk-dev] [PATCH v3] vhost: allocate and free packets in bulk Balazs Nemeth
2021-04-16 8:36 ` Maxime Coquelin
2021-04-16 9:05 ` David Marchand
2021-04-16 9:12 ` Balazs Nemeth
2021-04-16 9:41 ` Maxime Coquelin
2021-04-16 9:43 ` David Marchand
2021-04-16 9:48 ` [dpdk-dev] [PATCH v4] " Balazs Nemeth
2021-04-16 10:25 ` [dpdk-dev] [PATCH v5] vhost: allocate and free packets in bulk in Tx packed Balazs Nemeth
2021-04-16 11:14 ` David Marchand
2021-04-21 7:48 ` Maxime Coquelin
2021-04-28 3:16 ` Xia, Chenbo
2021-04-07 10:17 ` [dpdk-dev] [PATCH v2 2/4] vhost: perform all mbuf allocations in one loop Balazs Nemeth
2021-04-15 15:30 ` Maxime Coquelin [this message]
2021-04-07 10:17 ` [dpdk-dev] [PATCH v2 3/4] vhost: allocate and free packets in bulk Balazs Nemeth
2021-04-15 15:32 ` Maxime Coquelin
2021-04-15 15:45 ` David Marchand
2021-04-15 15:50 ` Maxime Coquelin
2021-04-15 15:58 ` Maxime Coquelin
2021-04-07 10:17 ` [dpdk-dev] [PATCH v2 4/4] vhost: remove unnecessary level of indirection Balazs Nemeth
2021-04-15 15:38 ` Maxime Coquelin
2021-04-06 15:44 ` [dpdk-dev] [PATCH 2/4] vhost: perform all mbuf allocations in one loop Balazs Nemeth
2021-04-06 15:44 ` [dpdk-dev] [PATCH 3/4] vhost: allocate and free packets in bulk Balazs Nemeth
2021-04-06 15:44 ` [dpdk-dev] [PATCH 4/4] vhost: remove unnecessary level of indirection Balazs Nemeth
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