From: Yi Zou <yi.zou@intel.com>
To: netdev@vger.kernel.org, linux-scsi@vger.kernel.org
Cc: yi.zou@intel.com
Subject: [PATCH 08/11] fcoe: add support to large send by gso through net_device for fcoe_sw
Date: Fri, 27 Feb 2009 14:07:15 -0800 [thread overview]
Message-ID: <20090227220715.4987.56986.stgit.yi.zou@intel.com> (raw)
In-Reply-To: <20090227220034.4987.50755.stgit@localhost.localdomain>
Change fcoe_xmit to setup gso for LLD LSO offload as well as CRC offload
Signed-off-by: Yi Zou <yi.zou@intel.com>
---
drivers/scsi/fcoe/libfcoe.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index a99a428..5dae823 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) {
next prev parent reply other threads:[~2009-02-27 22:07 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090227220034.4987.50755.stgit@localhost.localdomain>
2009-02-27 22:06 ` [PATCH 01/11] net, fcoe: add ETH_P_FCOE for Fibre Channel over Ethernet (FCoE) Yi Zou
2009-02-27 22:06 ` [PATCH 02/11] net: reclaim 8 upper bits of the netdev->features from GSO Yi Zou
2009-02-27 22:06 ` [PATCH 03/11] net: define feature flags for FCoE offloads Yi Zou
2009-02-27 22:06 ` [PATCH 04/11] net: add NETIF_F_FCOE_CRC to can_checksum_protocol Yi Zou
2009-02-27 22:06 ` [PATCH 05/11] net: add FCoE offload support through net_device Yi Zou
2009-02-27 22:07 ` [PATCH 06/11] fcoe, libfc: check offload features from LLD through netdev Yi Zou
2009-02-27 22:07 ` [PATCH 07/11] libfc: use lso_max for sequence offload Yi Zou
2009-02-27 22:07 ` Yi Zou [this message]
2009-02-27 22:07 ` [PATCH 09/11] libfc: add support of large receive offload by ddp in fc_fcp Yi Zou
2009-02-27 22:07 ` [PATCH 10/11] fcoe: add support to FCoE offload support in fcoe_sw through net_device Yi Zou
2009-02-27 22:07 ` [PATCH 11/11] fcoe: fcoe fc crc offload indication by skb->ip_summed Yi Zou
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