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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Lucy Yan <lucyyan@google.com>, Moritz Fischer <mdf@kernel.org>,
	"David S . Miller" <davem@davemloft.net>,
	Sasha Levin <sashal@kernel.org>,
	netdev@vger.kernel.org, linux-parisc@vger.kernel.org
Subject: [PATCH AUTOSEL 4.19 03/11] net: dec: de2104x: Increase receive ring size for Tulip
Date: Mon, 28 Sep 2020 21:31:21 -0400	[thread overview]
Message-ID: <20200929013129.2406832-3-sashal@kernel.org> (raw)
In-Reply-To: <20200929013129.2406832-1-sashal@kernel.org>

From: Lucy Yan <lucyyan@google.com>

[ Upstream commit ee460417d254d941dfea5fb7cff841f589643992 ]

Increase Rx ring size to address issue where hardware is reaching
the receive work limit.

Before:

[  102.223342] de2104x 0000:17:00.0 eth0: rx work limit reached
[  102.245695] de2104x 0000:17:00.0 eth0: rx work limit reached
[  102.251387] de2104x 0000:17:00.0 eth0: rx work limit reached
[  102.267444] de2104x 0000:17:00.0 eth0: rx work limit reached

Signed-off-by: Lucy Yan <lucyyan@google.com>
Reviewed-by: Moritz Fischer <mdf@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/ethernet/dec/tulip/de2104x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/dec/tulip/de2104x.c b/drivers/net/ethernet/dec/tulip/de2104x.c
index 13430f75496cc..b312cd9bce169 100644
--- a/drivers/net/ethernet/dec/tulip/de2104x.c
+++ b/drivers/net/ethernet/dec/tulip/de2104x.c
@@ -91,7 +91,7 @@ MODULE_PARM_DESC (rx_copybreak, "de2104x Breakpoint at which Rx packets are copi
 #define DSL			CONFIG_DE2104X_DSL
 #endif
 
-#define DE_RX_RING_SIZE		64
+#define DE_RX_RING_SIZE		128
 #define DE_TX_RING_SIZE		64
 #define DE_RING_BYTES		\
 		((sizeof(struct de_desc) * DE_RX_RING_SIZE) +	\
-- 
2.25.1


  parent reply	other threads:[~2020-09-29  1:34 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-29  1:31 [PATCH AUTOSEL 4.19 01/11] drivers/net/wan/hdlc_fr: Add needed_headroom for PVC devices Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 02/11] drm/sun4i: mixer: Extend regmap max_register Sasha Levin
2020-09-29  1:31 ` Sasha Levin [this message]
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 04/11] rndis_host: increase sleep time in the query-response loop Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 05/11] nvme-core: get/put ctrl and transport module in nvme_dev_open/release() Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 06/11] regmap: debugfs: Fix handling of name string for debugfs init delays Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 07/11] drivers/net/wan/lapbether: Make skb->protocol consistent with the header Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 08/11] drivers/net/wan/hdlc: Set skb->protocol before transmitting Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 09/11] mac80211: do not allow bigger VHT MPDUs than the hardware supports Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 10/11] spi: fsl-espi: Only process interrupts for expected events Sasha Levin
2020-09-29  1:31 ` [PATCH AUTOSEL 4.19 11/11] nvme-fc: fail new connections to a deleted host or remote port Sasha Levin

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