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Message-Id: <20210216010806.31948-4-TheSven73@gmail.com>
Date: Mon, 15 Feb 2021 20:08:04 -0500
From: Sven Van Asbroeck <thesven73@...il.com>
To: Bryan Whitehead <bryan.whitehead@...rochip.com>,
UNGLinuxDriver@...rochip.com, David S Miller <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: Sven Van Asbroeck <thesven73@...il.com>,
Andrew Lunn <andrew@...n.ch>,
Alexey Denisov <rtgbnm@...il.com>,
Sergej Bauer <sbauer@...ckbox.su>,
Tim Harvey <tharvey@...eworks.com>,
Anders Rønningen <anders@...ningen.priv.no>,
Hillf Danton <hdanton@...a.com>,
Christoph Hellwig <hch@....de>,
Willem de Bruijn <willemdebruijn.kernel@...il.com>,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next v3 3/5] TEST ONLY: lan743x: limit rx ring buffer size to 500 bytes
From: Sven Van Asbroeck <thesven73@...il.com>
Signed-off-by: Sven Van Asbroeck <thesven73@...il.com>
---
To: Bryan Whitehead <bryan.whitehead@...rochip.com>
To: UNGLinuxDriver@...rochip.com
To: "David S. Miller" <davem@...emloft.net>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Andrew Lunn <andrew@...n.ch>
Cc: Alexey Denisov <rtgbnm@...il.com>
Cc: Sergej Bauer <sbauer@...ckbox.su>
Cc: Tim Harvey <tharvey@...eworks.com>
Cc: Anders Rønningen <anders@...ningen.priv.no>
Cc: Hillf Danton <hdanton@...a.com>
Cc: Christoph Hellwig <hch@....de>
Cc: Willem de Bruijn <willemdebruijn.kernel@...il.com>
Cc: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
drivers/net/ethernet/microchip/lan743x_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index 6b642691a676..90738ec5e7ec 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -1973,7 +1973,7 @@ static int lan743x_rx_init_ring_element(struct lan743x_rx *rx, int index)
struct sk_buff *skb;
dma_addr_t dma_ptr;
- buffer_length = netdev->mtu + ETH_HLEN + 4 + RX_HEAD_PADDING;
+ buffer_length = 500 + ETH_HLEN + 4 + RX_HEAD_PADDING;
descriptor = &rx->ring_cpu_ptr[index];
buffer_info = &rx->buffer_info[index];
--
2.17.1
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