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[SCSI] fcoe: add support to large send by gso through net_device for fcoe_sw

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Change fcoe_xmit to setup gso for LLD LSO offload as well as CRC offload

Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Yi Zou 2009-02-27 14:07:15 -08:00 committed by James Bottomley
parent 276d68142b
commit 39ca9a065a
1 changed files with 11 additions and 1 deletions
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12
drivers/scsi/fcoe/libfcoe.c
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@ -423,7 +423,7 @@ int fcoe_xmit(struct fc_lport *lp, struct fc_frame *fp)
/* crc offload */
if (likely(lp->crc_offload)) {
skb->ip_summed = CHECKSUM_COMPLETE;
skb->ip_summed = CHECKSUM_PARTIAL;
skb->csum_start = skb_headroom(skb);
skb->csum_offset = skb->len;
crc = 0;
@ -483,6 +483,16 @@ int fcoe_xmit(struct fc_lport *lp, struct fc_frame *fp)
FC_FCOE_ENCAPS_VER(hp, FC_FCOE_VER);
hp->fcoe_sof = sof;
#ifdef NETIF_F_FSO
/* fcoe lso, mss is in max_payload which is non-zero for FCP data */
if (lp->seq_offload && fr_max_payload(fp)) {
skb_shinfo(skb)->gso_type = SKB_GSO_FCOE;
skb_shinfo(skb)->gso_size = fr_max_payload(fp);
} else {
skb_shinfo(skb)->gso_type = 0;
skb_shinfo(skb)->gso_size = 0;
}
#endif
/* update tx stats: regardless if LLD fails */
stats = lp->dev_stats[smp_processor_id()];
if (stats) {