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fcoe: implement FIP VLAN responder

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When running in VN2VN mode there is no central instance which would send
out any FIP VLAN discovery notifications. So this patch adds a new sysfs
attribute 'fip_vlan_responder' which will activate a FIP VLAN discovery
responder.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke
2016-07-19 13:49:40 +02:00
committed by Martin K. Petersen
parent b3d30f4a24
commit 9a6cf881df
5 changed files with 274 additions and 1 deletions
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5
include/scsi/libfcoe.h
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@@ -110,8 +110,10 @@ enum fip_mode {
* @flogi_req_send: send of FLOGI requested
* @flogi_count: number of FLOGI attempts in AUTO mode.
* @map_dest: use the FC_MAP mode for destination MAC addresses.
* @fip_resp: start FIP VLAN discovery responder
* @spma: supports SPMA server-provided MACs mode
* @probe_tries: number of FC_IDs probed
* @priority: DCBx FCoE APP priority
* @dest_addr: MAC address of the selected FC forwarder.
* @ctl_src_addr: the native MAC address of our local port.
* @send: LLD-supplied function to handle sending FIP Ethernet frames
@@ -149,7 +151,8 @@ struct fcoe_ctlr {
u16 flogi_oxid;
u8 flogi_req_send;
u8 flogi_count;
u8 map_dest;
bool map_dest;
bool fip_resp;
u8 spma;
u8 probe_tries;
u8 priority;