From: Frank Blaschka Some OSA level have a bug in the hw tx csum logic. We can circumvent this bug by turning on IP hw csum also. Signed-off-by: Frank Blaschka --- drivers/s390/net/qeth_l3_main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -2998,7 +2998,9 @@ static inline void qeth_l3_hdr_csum(stru */ if (iph->protocol == IPPROTO_UDP) hdr->hdr.l3.ext_flags |= QETH_HDR_EXT_UDP; - hdr->hdr.l3.ext_flags |= QETH_HDR_EXT_CSUM_TRANSP_REQ; + hdr->hdr.l3.ext_flags |= QETH_HDR_EXT_CSUM_TRANSP_REQ | + QETH_HDR_EXT_CSUM_HDR_REQ; + iph->check = 0; if (card->options.performance_stats) card->perf_stats.tx_csum++; } -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html