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From: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>
To: Jerin Jacob Kollanukkaran <jerinj@marvell.com>, "thomas@monjalon.net"
<thomas@monjalon.net>, "arybchenko@solarflare.com"
<arybchenko@solarflare.com>, "ferruh.yigit@intel.com"
<ferruh.yigit@intel.com>, "bernard.iremonger@intel.com"
<bernard.iremonger@intel.com>
CC: "dev@dpdk.org" <dev@dpdk.org>, Pavan Nikhilesh Bhagavatula
<pbhagavatula@marvell.com>, Yingya Han <yingyax.han@intel.com>
Thread-Topic: [dpdk-dev] [PATCH v4 2/2] app/testpmd: add mempool bulk get for
txonly mode
Thread-Index: AQHU49RLip1SurcnsUueG/MwQMjtWw==
Date: Tue, 26 Mar 2019 13:03:24 +0000
Message-ID: <20190326130247.14360-2-pbhagavatula@marvell.com>
References: <20190228194128.14236-1-pbhagavatula@marvell.com>
<20190326130247.14360-1-pbhagavatula@marvell.com>
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Subject: [dpdk-dev] [PATCH v4 2/2] app/testpmd: add mempool bulk get for
txonly mode
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Message-ID: <20190326130324.lADpZXDafbQ1GRbs8AbaZ0CDmBNcgvo3NT2sOPxIDPw@z>
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Use mempool bulk get ops to alloc burst of packets and process them.
If bulk get fails fallback to rte_mbuf_raw_alloc.
Tested-by: Yingya Han <yingyax.han@intel.com>
Suggested-by: Andrew Rybchenko <arybchenko@solarflare.com>
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
app/test-pmd/txonly.c | 37 ++++++++++++++++++++++++++-----------
1 file changed, 26 insertions(+), 11 deletions(-)
diff --git a/app/test-pmd/txonly.c b/app/test-pmd/txonly.c
index 8d49e41b1..0330f4c5a 100644
--- a/app/test-pmd/txonly.c
+++ b/app/test-pmd/txonly.c
@@ -250,18 +250,33 @@ pkt_burst_transmit(struct fwd_stream *fs)
ether_addr_copy(&ports[fs->tx_port].eth_addr, ð_hdr.s_addr);
eth_hdr.ether_type =3D rte_cpu_to_be_16(ETHER_TYPE_IPv4);
=20
- for (nb_pkt =3D 0; nb_pkt < nb_pkt_per_burst; nb_pkt++) {
- pkt =3D rte_mbuf_raw_alloc(mbp);
- if (pkt =3D=3D NULL)
- break;
- if (unlikely(!pkt_burst_prepare(pkt, mbp,
- ð_hdr, vlan_tci,
- vlan_tci_outer,
- ol_flags))) {
- rte_mempool_put(mbp, pkt);
- break;
+ if (rte_mempool_get_bulk(mbp, (void **)pkts_burst,
+ nb_pkt_per_burst) =3D=3D 0) {
+ for (nb_pkt =3D 0; nb_pkt < nb_pkt_per_burst; nb_pkt++) {
+ if (unlikely(!pkt_burst_prepare(pkts_burst[nb_pkt], mbp,
+ ð_hdr, vlan_tci,
+ vlan_tci_outer,
+ ol_flags))) {
+ rte_mempool_put_bulk(mbp,
+ (void **)&pkts_burst[nb_pkt],
+ nb_pkt_per_burst - nb_pkt);
+ break;
+ }
+ }
+ } else {
+ for (nb_pkt =3D 0; nb_pkt < nb_pkt_per_burst; nb_pkt++) {
+ pkt =3D rte_mbuf_raw_alloc(mbp);
+ if (pkt =3D=3D NULL)
+ break;
+ if (unlikely(!pkt_burst_prepare(pkt, mbp,
+ ð_hdr, vlan_tci,
+ vlan_tci_outer,
+ ol_flags))) {
+ rte_mempool_put(mbp, pkt);
+ break;
+ }
+ pkts_burst[nb_pkt] =3D pkt;
}
- pkts_burst[nb_pkt] =3D pkt;
}
=20
if (nb_pkt =3D=3D 0)
--=20
2.20.1