From: Klaus-Dieter Wacker <kdwacker@xxxxxxxxxx> The device driver qeth dos not support large send using EDDP for HiperSockets. Signed-off-by: Klaus-Dieter Wacker <kdwacker@xxxxxxxxxx> Signed-off-by: Frank Blaschka <frank.blaschka@xxxxxxxxxx> --- drivers/s390/net/qeth_core_main.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff -urpN linux-2.6/drivers/s390/net/qeth_core_main.c linux-2.6-patched/drivers/s390/net/qeth_core_main.c --- linux-2.6/drivers/s390/net/qeth_core_main.c 2009-01-02 10:22:08.000000000 +0100 +++ linux-2.6-patched/drivers/s390/net/qeth_core_main.c 2009-01-02 10:22:08.000000000 +0100 @@ -287,8 +287,15 @@ int qeth_set_large_send(struct qeth_card card->options.large_send = type; switch (card->options.large_send) { case QETH_LARGE_SEND_EDDP: - card->dev->features |= NETIF_F_TSO | NETIF_F_SG | + if (card->info.type != QETH_CARD_TYPE_IQD) { + card->dev->features |= NETIF_F_TSO | NETIF_F_SG | NETIF_F_HW_CSUM; + } else { + card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG | + NETIF_F_HW_CSUM); + card->options.large_send = QETH_LARGE_SEND_NO; + rc = -EOPNOTSUPP; + } break; case QETH_LARGE_SEND_TSO: if (qeth_is_supported(card, IPA_OUTBOUND_TSO)) { -- -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html