From: <darinzon@amazon•com>
To: David Miller <davem@davemloft•net>,
Jakub Kicinski <kuba@kernel•org>, <netdev@vger•kernel.org>
Cc: David Arinzon <darinzon@amazon•com>,
Eric Dumazet <edumazet@google•com>,
Paolo Abeni <pabeni@redhat•com>,
"Woodhouse, David" <dwmw@amazon•com>,
"Machulsky, Zorik" <zorik@amazon•com>,
"Matushevsky, Alexander" <matua@amazon•com>,
Saeed Bshara <saeedb@amazon•com>, "Wilson, Matt" <msw@amazon•com>,
"Liguori, Anthony" <aliguori@amazon•com>,
"Bshara, Nafea" <nafea@amazon•com>,
"Belgazal, Netanel" <netanel@amazon•com>,
"Saidi, Ali" <alisaidi@amazon•com>,
"Herrenschmidt, Benjamin" <benh@amazon•com>,
"Kiyanovski, Arthur" <akiyano@amazon•com>,
"Dagan, Noam" <ndagan@amazon•com>,
"Agroskin, Shay" <shayagr@amazon•com>,
"Itzko, Shahar" <itzko@amazon•com>,
"Abboud, Osama" <osamaabb@amazon•com>,
"Ostrovsky, Evgeny" <evostrov@amazon•com>,
"Tabachnik, Ofir" <ofirt@amazon•com>
Subject: [PATCH v2 net-next 5/5] net: ena: Change initial rx_usec interval
Date: Sun, 12 May 2024 13:46:37 +0000 [thread overview]
Message-ID: <20240512134637.25299-6-darinzon@amazon.com> (raw)
In-Reply-To: <20240512134637.25299-1-darinzon@amazon.com>
From: David Arinzon <darinzon@amazon•com>
For the purpose of obtaining better CPU utilization,
minimum rx moderation interval is set to 20 usec.
Signed-off-by: Osama Abboud <osamaabb@amazon•com>
Signed-off-by: David Arinzon <darinzon@amazon•com>
---
drivers/net/ethernet/amazon/ena/ena_com.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h
index fdae0cc9..924f03f5 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.h
+++ b/drivers/net/ethernet/amazon/ena/ena_com.h
@@ -47,7 +47,7 @@
/* ENA adaptive interrupt moderation settings */
#define ENA_INTR_INITIAL_TX_INTERVAL_USECS 64
-#define ENA_INTR_INITIAL_RX_INTERVAL_USECS 0
+#define ENA_INTR_INITIAL_RX_INTERVAL_USECS 20
#define ENA_DEFAULT_INTR_DELAY_RESOLUTION 1
#define ENA_HASH_KEY_SIZE 40
--
2.40.1
next prev parent reply other threads:[~2024-05-12 13:47 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-12 13:46 [PATCH v2 net-next 0/5] ENA driver changes May 2024 darinzon
2024-05-12 13:46 ` [PATCH v2 net-next 1/5] net: ena: Add a counter for driver's reset failures darinzon
2024-05-13 9:34 ` Simon Horman
2024-05-12 13:46 ` [PATCH v2 net-next 2/5] net: ena: Reduce holes in ena_com structures darinzon
2024-05-13 9:34 ` Simon Horman
2024-05-12 13:46 ` [PATCH v2 net-next 3/5] net: ena: Add validation for completion descriptors consistency darinzon
2024-05-13 9:34 ` Simon Horman
2024-05-12 13:46 ` [PATCH v2 net-next 4/5] net: ena: Changes around strscpy calls darinzon
2024-05-13 9:35 ` Simon Horman
2024-05-12 13:46 ` darinzon [this message]
2024-05-13 9:35 ` [PATCH v2 net-next 5/5] net: ena: Change initial rx_usec interval Simon Horman
2024-05-13 21:50 ` [PATCH v2 net-next 0/5] ENA driver changes May 2024 patchwork-bot+netdevbpf
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