ChangeSet 1.1006.4.24, 2003/03/05 22:12:42-08:00, [EMAIL PROTECTED]
[PATCH] USB: MTU patch for kaweth
Recently, I had problems using NFS with my kaweth device, tcpdump showed
fragmented packages. The reason, I found, was the MTU, which is 1514
by default for kaweth. Setting it to 1500 solved the problems. The
attached patch sets the MTU to 1500 by default.
drivers/usb/kaweth.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff -Nru a/drivers/usb/kaweth.c b/drivers/usb/kaweth.c
--- a/drivers/usb/kaweth.c Thu Mar 27 16:02:55 2003
+++ b/drivers/usb/kaweth.c Thu Mar 27 16:02:55 2003
@@ -74,7 +74,7 @@
#include "kawethfw.h"
-#define KAWETH_MTU 1514
+#define KAWETH_MTU 1500
#define KAWETH_BUF_SIZE 1664
#define KAWETH_TX_TIMEOUT (5 * HZ)
#define KAWETH_SCRATCH_SIZE 32
@@ -1036,7 +1036,8 @@
kaweth->net->hard_start_xmit = kaweth_start_xmit;
kaweth->net->set_multicast_list = kaweth_set_rx_mode;
kaweth->net->get_stats = kaweth_netdev_stats;
- kaweth->net->mtu = le16_to_cpu(kaweth->configuration.segment_size);
+ kaweth->net->mtu = le16_to_cpu(kaweth->configuration.segment_size < KAWETH_MTU
?
+ kaweth->configuration.segment_size :
KAWETH_MTU);
memset(&kaweth->stats, 0, sizeof(kaweth->stats));
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