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authorChad Dupuis <chad.dupuis@qlogic.com>2016-04-07 09:07:57 -0400
committerMartin K. Petersen <martin.petersen@oracle.com>2016-04-15 16:53:09 -0400
commit3f12f76ee83b3388d2e6f97a9e8c4c642656e277 (patch)
treeb5776a6f58b7e188473a3ca467fba5b65c5325af /drivers/scsi/bnx2fc
parent10755d3f47a9b28639f2e3d29a09ff2a0969657d (diff)
downloadlinux-3f12f76ee83b3388d2e6f97a9e8c4c642656e277.tar.bz2
bnx2fc: Print when we send a fip keep alive.
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/bnx2fc')
-rw-r--r--drivers/scsi/bnx2fc/bnx2fc_fcoe.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index b0305b0fd21c..365101a1598f 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -122,6 +122,11 @@ module_param_named(queue_depth, bnx2fc_queue_depth, uint, S_IRUGO);
MODULE_PARM_DESC(queue_depth, " Change the default queue depth of SCSI devices "
"attached via bnx2fc.");
+uint bnx2fc_log_fka;
+module_param_named(log_fka, bnx2fc_log_fka, uint, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(log_fka, " Print message to kernel log when fcoe is "
+ "initiating a FIP keep alive when debug logging is enabled.");
+
static int bnx2fc_cpu_callback(struct notifier_block *nfb,
unsigned long action, void *hcpu);
/* notification function for CPU hotplug events */
@@ -1076,6 +1081,20 @@ static u8 *bnx2fc_get_src_mac(struct fc_lport *lport)
*/
static void bnx2fc_fip_send(struct fcoe_ctlr *fip, struct sk_buff *skb)
{
+ struct fip_header *fiph;
+ struct ethhdr *eth_hdr;
+ u16 op;
+ u8 sub;
+
+ fiph = (struct fip_header *) ((void *)skb->data + 2 * ETH_ALEN + 2);
+ eth_hdr = (struct ethhdr *)skb_mac_header(skb);
+ op = ntohs(fiph->fip_op);
+ sub = fiph->fip_subcode;
+
+ if (op == FIP_OP_CTRL && sub == FIP_SC_SOL && bnx2fc_log_fka)
+ BNX2FC_MISC_DBG("Sending FKA from %pM to %pM.\n",
+ eth_hdr->h_source, eth_hdr->h_dest);
+
skb->dev = bnx2fc_from_ctlr(fip)->netdev;
dev_queue_xmit(skb);
}