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[SCSI] libfc: Register Symbolic Node Name (RSNN_NN)

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Register the fc_host symbolic name as the symbolic node name
with the fabric name server.

Signed-off-by: Chris Leech <christopher.leech@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Chris Leech
2009-11-03 11:46:56 -08:00
committed by James Bottomley
parent c9c7bd7a5e
commit 5baa17c3e6
5 changed files with 115 additions and 3 deletions
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10
include/scsi/fc/fc_ns.h
View File

@@ -47,6 +47,7 @@ enum fc_ns_req {
FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */
FC_NS_RPN_ID = 0x0212, /* reg port name for ID */
FC_NS_RNN_ID = 0x0213, /* reg node name for ID */
FC_NS_RSNN_NN = 0x0239, /* reg symbolic node name */
};
/*
@@ -156,4 +157,13 @@ struct fc_ns_rn_id {
__be64 fr_wwn; /* node name or port name */
} __attribute__((__packed__));
/*
* RSNN_NN request - register symbolic node name
*/
struct fc_ns_rsnn {
__be64 fr_wwn; /* node name */
__u8 fr_name_len;
char fr_name[];
} __attribute__((__packed__));
#endif /* _FC_NS_H_ */

10
include/scsi/fc_encode.h
View File

@@ -33,6 +33,7 @@ struct fc_ct_req {
struct fc_ns_rn_id rn;
struct fc_ns_rft rft;
struct fc_ns_fid fid;
struct fc_ns_rsnn snn;
} payload;
};
@@ -136,6 +137,15 @@ static inline int fc_ct_fill(struct fc_lport *lport,
put_unaligned_be64(lport->wwnn, &ct->payload.rn.fr_wwn);
break;
case FC_NS_RSNN_NN:
ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rsnn));
put_unaligned_be64(lport->wwnn, &ct->payload.snn.fr_wwn);
strncpy(ct->payload.snn.fr_name,
fc_host_symbolic_name(lport->host), 255);
ct->payload.snn.fr_name_len =
strnlen(ct->payload.snn.fr_name, 255);
break;
default:
return -EINVAL;
}

1
include/scsi/libfc.h
View File

@@ -62,6 +62,7 @@ enum fc_lport_state {
LPORT_ST_FLOGI,
LPORT_ST_DNS,
LPORT_ST_RNN_ID,
LPORT_ST_RSNN_NN,
LPORT_ST_RFT_ID,
LPORT_ST_SCR,
LPORT_ST_READY,