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authorYi Zou <yi.zou@intel.com>2009-02-27 14:07:15 -0800
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-03-13 15:14:54 -0500
commit39ca9a065a5a0a6f2f0cd648090a979ba3f4f018 (patch)
treea2557caf03d174135a6b475b1cdd87f13b49aa7e /drivers
parent276d68142b7b676594ab8739355c27e9e5b3d41d (diff)
[SCSI] fcoe: add support to large send by gso through net_device for fcoe_sw
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/fcoe/libfcoe.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index a99a42807b3..5dae823057a 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -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) {