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scsi: libfc: Replace ->rport_logoff callback with function call

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The ->rport_logoff callback only ever had one implementation,
so we can as well call it directly and drop the callback.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Reviewed-by: Chad Dupuis <chad.dupuis@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2016-10-18 10:01:44 +02:00 committed by Martin K. Petersen
parent 05d7d3b0bd
commit c96c792aee
6 changed files with 18 additions and 28 deletions
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3
drivers/scsi/bnx2fc/bnx2fc_tgt.c
View File

@ -80,7 +80,6 @@ static void bnx2fc_offload_session(struct fcoe_port *port,
struct bnx2fc_rport *tgt,
struct fc_rport_priv *rdata)
{
struct fc_lport *lport = rdata->local_port;
struct fc_rport *rport = rdata->rport;
struct bnx2fc_interface *interface = port->priv;
struct bnx2fc_hba *hba = interface->hba;
@ -160,7 +159,7 @@ static void bnx2fc_offload_session(struct fcoe_port *port,
tgt_init_err:
if (tgt->fcoe_conn_id != -1)
bnx2fc_free_conn_id(hba, tgt->fcoe_conn_id);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
}
void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt)

8
drivers/scsi/fcoe/fcoe_ctlr.c
View File

@ -2153,7 +2153,7 @@ static void fcoe_ctlr_vn_rport_callback(struct fc_lport *lport,
LIBFCOE_FIP_DBG(fip,
"rport FLOGI limited port_id %6.6x\n",
rdata->ids.port_id);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
}
break;
default:
@ -2179,7 +2179,7 @@ static void fcoe_ctlr_disc_stop_locked(struct fc_lport *lport)
rcu_read_lock();
list_for_each_entry_rcu(rdata, &lport->disc.rports, peers) {
if (kref_get_unless_zero(&rdata->kref)) {
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
kref_put(&rdata->kref, fc_rport_destroy);
}
}
@ -2531,7 +2531,7 @@ static void fcoe_ctlr_vn_add(struct fcoe_ctlr *fip, struct fc_rport_priv *new)
(ids->node_name != -1 && ids->node_name != new->ids.node_name)) {
mutex_unlock(&rdata->rp_mutex);
LIBFCOE_FIP_DBG(fip, "vn_add rport logoff %6.6x\n", port_id);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
mutex_lock(&rdata->rp_mutex);
}
ids->port_name = new->ids.port_name;
@ -2729,7 +2729,7 @@ static unsigned long fcoe_ctlr_vn_age(struct fcoe_ctlr *fip)
LIBFCOE_FIP_DBG(fip,
"port %16.16llx fc_id %6.6x beacon expired\n",
rdata->ids.port_name, rdata->ids.port_id);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
} else if (time_before(deadline, next_time))
next_time = deadline;
kref_put(&rdata->kref, fc_rport_destroy);

8
drivers/scsi/libfc/fc_disc.c
View File

@ -71,7 +71,7 @@ static void fc_disc_stop_rports(struct fc_disc *disc)
rcu_read_lock();
list_for_each_entry_rcu(rdata, &disc->rports, peers) {
if (kref_get_unless_zero(&rdata->kref)) {
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
kref_put(&rdata->kref, fc_rport_destroy);
}
}
@ -301,7 +301,7 @@ static void fc_disc_done(struct fc_disc *disc, enum fc_disc_event event)
if (rdata->disc_id == disc->disc_id)
fc_rport_login(rdata);
else
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
}
kref_put(&rdata->kref, fc_rport_destroy);
}
@ -622,7 +622,7 @@ static void fc_disc_gpn_id_resp(struct fc_seq *sp, struct fc_frame *fp,
"Port-id %6.6x wwpn %16.16llx\n",
rdata->ids.port_id, port_name);
mutex_unlock(&rdata->rp_mutex);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
mutex_lock(&lport->disc.disc_mutex);
new_rdata = fc_rport_create(lport, rdata->ids.port_id);
mutex_unlock(&lport->disc.disc_mutex);
@ -638,7 +638,7 @@ static void fc_disc_gpn_id_resp(struct fc_seq *sp, struct fc_frame *fp,
} else if (ntohs(cp->ct_cmd) == FC_FS_RJT) {
FC_DISC_DBG(disc, "GPN_ID rejected reason %x exp %x\n",
cp->ct_reason, cp->ct_explan);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
} else {
FC_DISC_DBG(disc, "GPN_ID unexpected response code %x\n",
ntohs(cp->ct_cmd));

10
drivers/scsi/libfc/fc_lport.c
View File

@ -200,7 +200,7 @@ static void fc_lport_rport_callback(struct fc_lport *lport,
"in the DNS or FDMI state, it's in the "
"%d state", rdata->ids.port_id,
lport->state);
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
}
break;
case RPORT_EV_LOGO:
@ -246,7 +246,7 @@ static void fc_lport_ptp_setup(struct fc_lport *lport,
u64 remote_wwnn)
{
if (lport->ptp_rdata) {
lport->tt.rport_logoff(lport->ptp_rdata);
fc_rport_logoff(lport->ptp_rdata);
kref_put(&lport->ptp_rdata->kref, fc_rport_destroy);
}
mutex_lock(&lport->disc.disc_mutex);
@ -623,7 +623,7 @@ int fc_fabric_logoff(struct fc_lport *lport)
lport->tt.disc_stop_final(lport);
mutex_lock(&lport->lp_mutex);
if (lport->dns_rdata)
lport->tt.rport_logoff(lport->dns_rdata);
fc_rport_logoff(lport->dns_rdata);
mutex_unlock(&lport->lp_mutex);
lport->tt.rport_flush_queue();
mutex_lock(&lport->lp_mutex);
@ -1011,12 +1011,12 @@ EXPORT_SYMBOL(fc_lport_reset);
static void fc_lport_reset_locked(struct fc_lport *lport)
{
if (lport->dns_rdata) {
lport->tt.rport_logoff(lport->dns_rdata);
fc_rport_logoff(lport->dns_rdata);
lport->dns_rdata = NULL;
}
if (lport->ptp_rdata) {
lport->tt.rport_logoff(lport->ptp_rdata);
fc_rport_logoff(lport->ptp_rdata);
kref_put(&lport->ptp_rdata->kref, fc_rport_destroy);
lport->ptp_rdata = NULL;
}

8
drivers/scsi/libfc/fc_rport.c
View File

@ -295,7 +295,7 @@ static void fc_rport_work(struct work_struct *work)
}
if (!rport) {
FC_RPORT_DBG(rdata, "Failed to add the rport\n");
lport->tt.rport_logoff(rdata);
fc_rport_logoff(rdata);
kref_put(&rdata->kref, fc_rport_destroy);
return;
}
@ -504,7 +504,7 @@ static void fc_rport_enter_delete(struct fc_rport_priv *rdata,
* function will hold the rport lock, call an _enter_*
* function and then unlock the rport.
*/
static int fc_rport_logoff(struct fc_rport_priv *rdata)
int fc_rport_logoff(struct fc_rport_priv *rdata)
{
struct fc_lport *lport = rdata->local_port;
u32 port_id = rdata->ids.port_id;
@ -538,6 +538,7 @@ static int fc_rport_logoff(struct fc_rport_priv *rdata)
mutex_unlock(&rdata->rp_mutex);
return 0;
}
EXPORT_SYMBOL(fc_rport_logoff);
/**
* fc_rport_enter_ready() - Transition to the RPORT_ST_READY state
@ -2184,9 +2185,6 @@ static void fc_rport_flush_queue(void)
*/
int fc_rport_init(struct fc_lport *lport)
{
if (!lport->tt.rport_logoff)
lport->tt.rport_logoff = fc_rport_logoff;
if (!lport->tt.rport_recv_req)
lport->tt.rport_recv_req = fc_rport_recv_req;

9
include/scsi/libfc.h
View File

@ -609,14 +609,6 @@ struct libfc_function_template {
void (*lport_set_port_id)(struct fc_lport *, u32 port_id,
struct fc_frame *);
/*
* Logoff, and remove the rport from the transport if
* it had been added. This will send a LOGO to the target.
*
* STATUS: OPTIONAL
*/
int (*rport_logoff)(struct fc_rport_priv *);
/*
* Receive a request from a remote port.
*
@ -1007,6 +999,7 @@ struct fc_rport_priv *fc_rport_lookup(const struct fc_lport *lport,
struct fc_rport_priv *fc_rport_create(struct fc_lport *, u32);
void fc_rport_destroy(struct kref *kref);
int fc_rport_login(struct fc_rport_priv *rdata);
int fc_rport_logoff(struct fc_rport_priv *rdata);
/*
* DISCOVERY LAYER