From: Andrew Boyer <andrew.boyer@amd.com>
To: <dev@dpdk.org>
Cc: Andrew Boyer <andrew.boyer@amd.com>, Neel Patel <neel.patel@amd.com>
Subject: [PATCH 2/3] net/ionic: remove duplicate barriers
Date: Fri, 16 Feb 2024 09:07:03 -0800 [thread overview]
Message-ID: <20240216170704.55523-3-andrew.boyer@amd.com> (raw)
In-Reply-To: <20240216170704.55523-1-andrew.boyer@amd.com>
These barriers are duplicated by the barriers inside
rte_write64(). Remove them to improve performance.
Signed-off-by: Neel Patel <neel.patel@amd.com>
Signed-off-by: Andrew Boyer <andrew.boyer@amd.com>
---
drivers/net/ionic/ionic_main.c | 1 -
drivers/net/ionic/ionic_rxtx_sg.c | 1 -
drivers/net/ionic/ionic_rxtx_simple.c | 1 -
3 files changed, 3 deletions(-)
diff --git a/drivers/net/ionic/ionic_main.c b/drivers/net/ionic/ionic_main.c
index 1f24f64a33..814bb3b8f4 100644
--- a/drivers/net/ionic/ionic_main.c
+++ b/drivers/net/ionic/ionic_main.c
@@ -223,7 +223,6 @@ ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx)
q->head_idx = Q_NEXT_TO_POST(q, 1);
/* Ring doorbell */
- rte_wmb();
ionic_q_flush(q);
err_out:
diff --git a/drivers/net/ionic/ionic_rxtx_sg.c b/drivers/net/ionic/ionic_rxtx_sg.c
index e8dec99c04..3820fd850f 100644
--- a/drivers/net/ionic/ionic_rxtx_sg.c
+++ b/drivers/net/ionic/ionic_rxtx_sg.c
@@ -218,7 +218,6 @@ ionic_xmit_pkts_sg(void *tx_queue, struct rte_mbuf **tx_pkts,
}
if (nb_tx > 0) {
- rte_wmb();
ionic_txq_flush(q);
txq->last_wdog_cycles = rte_get_timer_cycles();
diff --git a/drivers/net/ionic/ionic_rxtx_simple.c b/drivers/net/ionic/ionic_rxtx_simple.c
index 9674b4d1df..4c9b9415ad 100644
--- a/drivers/net/ionic/ionic_rxtx_simple.c
+++ b/drivers/net/ionic/ionic_rxtx_simple.c
@@ -191,7 +191,6 @@ ionic_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
}
if (nb_tx > 0) {
- rte_wmb();
ionic_txq_flush(q);
txq->last_wdog_cycles = rte_get_timer_cycles();
--
2.17.1
next prev parent reply other threads:[~2024-02-16 17:07 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-16 17:07 [PATCH 0/3] net/ionic, common/ionic: add vdev support Andrew Boyer
2024-02-16 17:07 ` [PATCH 1/3] common/ionic: create common code library for ionic Andrew Boyer
2024-02-16 17:07 ` Andrew Boyer [this message]
2024-02-19 22:16 ` [PATCH 2/3] net/ionic: remove duplicate barriers Wathsala Wathawana Vithanage
2024-02-20 2:02 ` Wathsala Wathawana Vithanage
2024-02-20 18:31 ` Boyer, Andrew
2024-02-16 17:07 ` [PATCH 3/3] net/ionic: add vdev support for embedded applications Andrew Boyer
2024-02-19 15:24 ` Ferruh Yigit
2024-02-19 22:02 ` Boyer, Andrew
2024-02-20 2:02 ` Honnappa Nagarahalli
2024-02-21 1:16 ` Boyer, Andrew
2024-02-20 8:28 ` Ferruh Yigit
2024-02-20 14:39 ` Honnappa Nagarahalli
2024-02-16 19:39 ` [PATCH 0/3] net/ionic, common/ionic: add vdev support Ferruh Yigit
2024-02-20 20:42 ` [PATCH v2 " Andrew Boyer
2024-02-20 20:42 ` [PATCH v2 1/3] common/ionic: create common code library for ionic Andrew Boyer
2024-02-20 20:42 ` [PATCH v2 2/3] net/ionic: remove duplicate barriers Andrew Boyer
2024-02-20 20:42 ` [PATCH v2 3/3] net/ionic: add vdev support for embedded applications Andrew Boyer
2024-02-23 1:52 ` Honnappa Nagarahalli
2024-02-21 16:36 ` [PATCH v2 0/3] net/ionic, common/ionic: add vdev support Ferruh Yigit
2024-02-23 13:48 ` Ferruh Yigit
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