Message ID | 1473750899-12866-1-git-send-email-hariprasad@chelsio.com |
---|---|
State | Changes Requested, archived |
Delegated to: | David Miller |
Headers | show |
Hi Hariprasad, [auto build test ERROR on net-next/master] url: https://github.com/0day-ci/linux/commits/Hariprasad-Shenai/cxgb4vf-don-t-offload-Rx-checksums-for-IPv6-fragments/20160913-151500 config: i386-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): In file included from include/linux/swab.h:4:0, from include/uapi/linux/byteorder/little_endian.h:12, from include/linux/byteorder/little_endian.h:4, from arch/x86/include/uapi/asm/byteorder.h:4, from include/asm-generic/bitops/le.h:5, from arch/x86/include/asm/bitops.h:504, from include/linux/bitops.h:36, from include/linux/kernel.h:10, from include/linux/skbuff.h:17, from drivers/net/ethernet/chelsio/cxgb4vf/sge.c:36: drivers/net/ethernet/chelsio/cxgb4vf/sge.c: In function 't4vf_ethrx_handler': >> drivers/net/ethernet/chelsio/cxgb4vf/sge.c:1654:34: error: 'F_RXF_IP' undeclared (first use in this function) } else if (pkt->l2info & htonl(F_RXF_IP)) { ^ include/uapi/linux/swab.h:113:54: note: in definition of macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ include/linux/byteorder/generic.h:133:21: note: in expansion of macro '__cpu_to_be32' #define ___htonl(x) __cpu_to_be32(x) ^~~~~~~~~~~~~ >> include/linux/byteorder/generic.h:138:18: note: in expansion of macro '___htonl' #define htonl(x) ___htonl(x) ^~~~~~~~ >> drivers/net/ethernet/chelsio/cxgb4vf/sge.c:1654:28: note: in expansion of macro 'htonl' } else if (pkt->l2info & htonl(F_RXF_IP)) { ^~~~~ drivers/net/ethernet/chelsio/cxgb4vf/sge.c:1654:34: note: each undeclared identifier is reported only once for each function it appears in } else if (pkt->l2info & htonl(F_RXF_IP)) { ^ include/uapi/linux/swab.h:113:54: note: in definition of macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ include/linux/byteorder/generic.h:133:21: note: in expansion of macro '__cpu_to_be32' #define ___htonl(x) __cpu_to_be32(x) ^~~~~~~~~~~~~ >> include/linux/byteorder/generic.h:138:18: note: in expansion of macro '___htonl' #define htonl(x) ___htonl(x) ^~~~~~~~ >> drivers/net/ethernet/chelsio/cxgb4vf/sge.c:1654:28: note: in expansion of macro 'htonl' } else if (pkt->l2info & htonl(F_RXF_IP)) { ^~~~~ vim +/F_RXF_IP +1654 drivers/net/ethernet/chelsio/cxgb4vf/sge.c 1648 1649 if (csum_ok && !pkt->err_vec && 1650 (be32_to_cpu(pkt->l2info) & (RXF_UDP_F | RXF_TCP_F))) { 1651 if (!pkt->ip_frag) { 1652 skb->ip_summed = CHECKSUM_UNNECESSARY; 1653 rxq->stats.rx_cso++; > 1654 } else if (pkt->l2info & htonl(F_RXF_IP)) { 1655 __sum16 c = (__force __sum16)pkt->csum; 1656 skb->csum = csum_unfold(c); 1657 skb->ip_summed = CHECKSUM_COMPLETE; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index c8fd4f8fe1fa..4d4b94a8969a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -1648,14 +1648,15 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, if (csum_ok && !pkt->err_vec && (be32_to_cpu(pkt->l2info) & (RXF_UDP_F | RXF_TCP_F))) { - if (!pkt->ip_frag) + if (!pkt->ip_frag) { skb->ip_summed = CHECKSUM_UNNECESSARY; - else { + rxq->stats.rx_cso++; + } else if (pkt->l2info & htonl(F_RXF_IP)) { __sum16 c = (__force __sum16)pkt->csum; skb->csum = csum_unfold(c); skb->ip_summed = CHECKSUM_COMPLETE; + rxq->stats.rx_cso++; } - rxq->stats.rx_cso++; } else skb_checksum_none_assert(skb);
The checksum provided by the device doesn't include the L3 headers, as IPv6 expects Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> --- drivers/net/ethernet/chelsio/cxgb4vf/sge.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)