Message ID | 20170112144843.33463-4-ubraun@linux.vnet.ibm.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 49b813f..ca8309f 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -6116,6 +6116,11 @@ static int qeth_send_checksum_on(struct qeth_card *card, int cstype) if ((required_features & chksum_cb.supported) != required_features) rc = -EIO; + else if (!(QETH_IPA_CHECKSUM_LP2LP & chksum_cb.supported) && + cstype == IPA_INBOUND_CHECKSUM) + dev_warn(&card->gdev->dev, + "Hardware checksumming is performed only if %s and its peer use different OSA Express 3 ports\n", + QETH_CARD_IFNAME(card)); } if (rc) { qeth_send_simple_setassparms(card, cstype, IPA_CMD_ASS_STOP, 0);