As suggested by Ben, this adds the clarification on the usage of CHECKSUM_UNNECESSARY on the outgoing patch. Also add the usage description of NETIF_F_FCOE_CRC and CHECKSUM_UNNECESSARY for the kernel FCoE protocol driver.
This is a follow-up to the following: http://patchwork.ozlabs.org/patch/147315/ Signed-off-by: Yi Zou <yi....@intel.com> Cc: Ben Hutchings <bhutchi...@solarflare.com> Cc: Jeff Kirsher <jeffrey.t.kirs...@intel.com> Cc: www.Open-FCoE.org <devel@open-fcoe.org> --- include/linux/skbuff.h | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 8dc8257..a2b9953 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -94,6 +94,13 @@ * about CHECKSUM_UNNECESSARY. 8) * NETIF_F_IPV6_CSUM about as dumb as the last one but does IPv6 instead. * + * UNNECESSARY: device will do per protocol specific csum. Protocol drivers + * that do not want net to perform the checksum calculation should use + * this flag in their outgoing skbs. + * NETIF_F_FCOE_CRC this indicates the device can do FCoE FC CRC + * offload. Correspondingly, the FCoE protocol driver + * stack should use CHECKSUM_UNNECESSARY. + * * Any questions? No questions, good. --ANK */ _______________________________________________ devel mailing list devel@open-fcoe.org https://lists.open-fcoe.org/mailman/listinfo/devel
