diff mbox series

[4.19,15/38] net: dec: de2104x: Increase receive ring size for Tulip

Message ID 20201005142109.403385087@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg KH Oct. 5, 2020, 3:26 p.m. UTC 
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 mbox series

Patch

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) +	\