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target/tcm_fc: Update debugging statements to match libfc usage 

Update the debug statements to match those from libfc.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
hifive-unleashed-5.1
Hannes Reinecke 2016-08-22 10:54:10 +02:00 committed by Nicholas Bellinger
parent 91b385b490
commit 8962a4d29b
1 changed files with 26 additions and 11 deletions
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37
drivers/target/tcm_fc/tfc_sess.c
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@ -39,6 +39,11 @@
#include "tcm_fc.h"
#define TFC_SESS_DBG(lport, fmt, args...) \
pr_debug("host%u: rport %6.6x: " fmt, \
(lport)->host->host_no, \
(lport)->port_id, ##args )
static void ft_sess_delete_all(struct ft_tport *);
/*
@ -167,24 +172,29 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id)
struct ft_tport *tport;
struct hlist_head *head;
struct ft_sess *sess;
char *reason = "no session created";
rcu_read_lock();
tport = rcu_dereference(lport->prov[FC_TYPE_FCP]);
if (!tport)
if (!tport) {
reason = "not an FCP port";
goto out;
}
head = &tport->hash[ft_sess_hash(port_id)];
hlist_for_each_entry_rcu(sess, head, hash) {
if (sess->port_id == port_id) {
kref_get(&sess->kref);
rcu_read_unlock();
pr_debug("port_id %x found %p\n", port_id, sess);
TFC_SESS_DBG(lport, "port_id %x found %p\n",
port_id, sess);
return sess;
}
}
out:
rcu_read_unlock();
pr_debug("port_id %x not found\n", port_id);
TFC_SESS_DBG(lport, "port_id %x not found, %s\n",
port_id, reason);
return NULL;
}
@ -195,7 +205,7 @@ static int ft_sess_alloc_cb(struct se_portal_group *se_tpg,
struct ft_tport *tport = sess->tport;
struct hlist_head *head = &tport->hash[ft_sess_hash(sess->port_id)];
pr_debug("port_id %x sess %p\n", sess->port_id, sess);
TFC_SESS_DBG(tport->lport, "port_id %x sess %p\n", sess->port_id, sess);
hlist_add_head_rcu(&sess->hash, head);
tport->sess_count++;
@ -320,7 +330,7 @@ void ft_sess_close(struct se_session *se_sess)
mutex_unlock(&ft_lport_lock);
return;
}
pr_debug("port_id %x\n", port_id);
TFC_SESS_DBG(sess->tport->lport, "port_id %x close session\n", port_id);
ft_sess_unhash(sess);
mutex_unlock(&ft_lport_lock);
ft_close_sess(sess);
@ -380,8 +390,13 @@ static int ft_prli_locked(struct fc_rport_priv *rdata, u32 spp_len,
if (!(fcp_parm & FCP_SPPF_INIT_FCN))
return FC_SPP_RESP_CONF;
sess = ft_sess_create(tport, rdata->ids.port_id, rdata);
if (!sess)
return FC_SPP_RESP_RES;
if (IS_ERR(sess)) {
if (PTR_ERR(sess) == -EACCES) {
spp->spp_flags &= ~FC_SPP_EST_IMG_PAIR;
return FC_SPP_RESP_CONF;
} else
return FC_SPP_RESP_RES;
}
if (!sess->params)
rdata->prli_count++;
sess->params = fcp_parm;
@ -424,8 +439,8 @@ static int ft_prli(struct fc_rport_priv *rdata, u32 spp_len,
mutex_lock(&ft_lport_lock);
ret = ft_prli_locked(rdata, spp_len, rspp, spp);
mutex_unlock(&ft_lport_lock);
pr_debug("port_id %x flags %x ret %x\n",
rdata->ids.port_id, rspp ? rspp->spp_flags : 0, ret);
TFC_SESS_DBG(rdata->local_port, "port_id %x flags %x ret %x\n",
rdata->ids.port_id, rspp ? rspp->spp_flags : 0, ret);
return ret;
}
@ -478,11 +493,11 @@ static void ft_recv(struct fc_lport *lport, struct fc_frame *fp)
struct ft_sess *sess;
u32 sid = fc_frame_sid(fp);
pr_debug("sid %x\n", sid);
TFC_SESS_DBG(lport, "recv sid %x\n", sid);
sess = ft_sess_get(lport, sid);
if (!sess) {
pr_debug("sid %x sess lookup failed\n", sid);
TFC_SESS_DBG(lport, "sid %x sess lookup failed\n", sid);
/* TBD XXX - if FCP_CMND, send PRLO */
fc_frame_free(fp);
return;