#define FC_DISC_DELAY 3
-static int fc_disc_debug;
-
-#define FC_DEBUG_DISC(fmt...) \
- do { \
- if (fc_disc_debug) \
- FC_DBG(fmt); \
- } while (0)
-
static void fc_disc_gpn_ft_req(struct fc_disc *);
static void fc_disc_gpn_ft_resp(struct fc_seq *, struct fc_frame *, void *);
static int fc_disc_new_target(struct fc_disc *, struct fc_rport *,
struct fc_rport_libfc_priv *rdata = rport->dd_data;
struct fc_disc *disc = &lport->disc;
- FC_DEBUG_DISC("Received a %d event for port (%6x)\n", event,
- rport->port_id);
+ FC_DISC_DBG(disc, "Received a %d event for port (%6x)\n", event,
+ rport->port_id);
switch (event) {
case RPORT_EV_CREATED:
lport = disc->lport;
- FC_DEBUG_DISC("Received an RSCN event on port (%6x)\n",
- fc_host_port_id(lport->host));
+ FC_DISC_DBG(disc, "Received an RSCN event\n");
/* make sure the frame contains an RSCN message */
rp = fc_frame_payload_get(fp, sizeof(*rp));
*/
switch (fmt) {
case ELS_ADDR_FMT_PORT:
- FC_DEBUG_DISC("Port address format for port (%6x)\n",
- ntoh24(pp->rscn_fid));
+ FC_DISC_DBG(disc, "Port address format for port "
+ "(%6x)\n", ntoh24(pp->rscn_fid));
dp = kzalloc(sizeof(*dp), GFP_KERNEL);
if (!dp) {
redisc = 1;
case ELS_ADDR_FMT_DOM:
case ELS_ADDR_FMT_FAB:
default:
- FC_DEBUG_DISC("Address format is (%d)\n", fmt);
+ FC_DISC_DBG(disc, "Address format is (%d)\n", fmt);
redisc = 1;
break;
}
}
lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL);
if (redisc) {
- FC_DEBUG_DISC("RSCN received: rediscovering\n");
+ FC_DISC_DBG(disc, "RSCN received: rediscovering\n");
fc_disc_restart(disc);
} else {
- FC_DEBUG_DISC("RSCN received: not rediscovering. "
- "redisc %d state %d in_prog %d\n",
- redisc, lport->state, disc->pending);
+ FC_DISC_DBG(disc, "RSCN received: not rediscovering. "
+ "redisc %d state %d in_prog %d\n",
+ redisc, lport->state, disc->pending);
list_for_each_entry_safe(dp, next, &disc_ports, peers) {
list_del(&dp->peers);
rport = lport->tt.rport_lookup(lport, dp->ids.port_id);
fc_frame_free(fp);
return;
reject:
- FC_DEBUG_DISC("Received a bad RSCN frame\n");
+ FC_DISC_DBG(disc, "Received a bad RSCN frame\n");
rjt_data.fp = NULL;
rjt_data.reason = ELS_RJT_LOGIC;
rjt_data.explan = ELS_EXPL_NONE;
mutex_unlock(&disc->disc_mutex);
break;
default:
- FC_DBG("Received an unsupported request. opcode (%x)\n", op);
+ FC_DISC_DBG(disc, "Received an unsupported request, "
+ "the opcode is (%x)\n", op);
break;
}
}
struct fc_rport_libfc_priv *rdata, *next;
struct fc_lport *lport = disc->lport;
- FC_DEBUG_DISC("Restarting discovery for port (%6x)\n",
- fc_host_port_id(lport->host));
+ FC_DISC_DBG(disc, "Restarting discovery\n");
list_for_each_entry_safe(rdata, next, &disc->rports, peers) {
rport = PRIV_TO_RPORT(rdata);
- FC_DEBUG_DISC("list_del(%6x)\n", rport->port_id);
list_del(&rdata->peers);
lport->tt.rport_logoff(rport);
}
struct fc_lport *lport = disc->lport;
enum fc_disc_event event;
- FC_DEBUG_DISC("Discovery complete for port (%6x)\n",
- fc_host_port_id(lport->host));
+ FC_DISC_DBG(disc, "Discovery complete\n");
event = disc->event;
disc->event = DISC_EV_NONE;
{
struct fc_lport *lport = disc->lport;
unsigned long delay = 0;
- if (fc_disc_debug)
- FC_DBG("Error %ld, retries %d/%d\n",
- PTR_ERR(fp), disc->retry_count,
- FC_DISC_RETRY_LIMIT);
+
+ FC_DISC_DBG(disc, "Error %ld, retries %d/%d\n",
+ PTR_ERR(fp), disc->retry_count,
+ FC_DISC_RETRY_LIMIT);
if (!fp || PTR_ERR(fp) == -FC_EX_TIMEOUT) {
/*
&disc->rogue_rports);
lport->tt.rport_login(rport);
} else
- FC_DBG("Failed to allocate memory for "
- "the newly discovered port (%6x)\n",
- dp.ids.port_id);
+ printk(KERN_WARNING "libfc: Failed to allocate "
+ "memory for the newly discovered port "
+ "(%6x)\n", dp.ids.port_id);
}
if (np->fp_flags & FC_NS_FID_LAST) {
*/
if (error == 0 && len > 0 && len < sizeof(*np)) {
if (np != &disc->partial_buf) {
- FC_DEBUG_DISC("Partial buffer remains "
- "for discovery by (%6x)\n",
- fc_host_port_id(lport->host));
+ FC_DISC_DBG(disc, "Partial buffer remains "
+ "for discovery\n");
memcpy(&disc->partial_buf, np, len);
}
disc->buf_len = (unsigned char) len;
int error;
mutex_lock(&disc->disc_mutex);
- FC_DEBUG_DISC("Received a GPN_FT response on port (%6x)\n",
- fc_host_port_id(disc->lport->host));
+ FC_DISC_DBG(disc, "Received a GPN_FT response\n");
if (IS_ERR(fp)) {
fc_disc_error(disc, fp);
disc->seq_count == 0) {
cp = fc_frame_payload_get(fp, sizeof(*cp));
if (!cp) {
- FC_DBG("GPN_FT response too short, len %d\n",
- fr_len(fp));
+ FC_DISC_DBG(disc, "GPN_FT response too short, len %d\n",
+ fr_len(fp));
} else if (ntohs(cp->ct_cmd) == FC_FS_ACC) {
/* Accepted, parse the response. */
buf = cp + 1;
len -= sizeof(*cp);
} else if (ntohs(cp->ct_cmd) == FC_FS_RJT) {
- FC_DBG("GPN_FT rejected reason %x exp %x "
- "(check zoning)\n", cp->ct_reason,
- cp->ct_explan);
+ FC_DISC_DBG(disc, "GPN_FT rejected reason %x exp %x "
+ "(check zoning)\n", cp->ct_reason,
+ cp->ct_explan);
disc->event = DISC_EV_FAILED;
fc_disc_done(disc);
} else {
- FC_DBG("GPN_FT unexpected response code %x\n",
- ntohs(cp->ct_cmd));
+ FC_DISC_DBG(disc, "GPN_FT unexpected response code "
+ "%x\n", ntohs(cp->ct_cmd));
}
} else if (fr_sof(fp) == FC_SOF_N3 &&
seq_cnt == disc->seq_count) {
buf = fh + 1;
} else {
- FC_DBG("GPN_FT unexpected frame - out of sequence? "
- "seq_cnt %x expected %x sof %x eof %x\n",
- seq_cnt, disc->seq_count, fr_sof(fp), fr_eof(fp));
+ FC_DISC_DBG(disc, "GPN_FT unexpected frame - out of sequence? "
+ "seq_cnt %x expected %x sof %x eof %x\n",
+ seq_cnt, disc->seq_count, fr_sof(fp), fr_eof(fp));
}
if (buf) {
error = fc_disc_gpn_ft_parse(disc, buf, len);
#include <scsi/libfc.h>
#include <scsi/fc_encode.h>
-/*
- * fc_exch_debug can be set in debugger or at compile time to get more logs.
- */
-static int fc_exch_debug;
-
-#define FC_DEBUG_EXCH(fmt...) \
- do { \
- if (fc_exch_debug) \
- FC_DBG(fmt); \
- } while (0)
-
-static struct kmem_cache *fc_em_cachep; /* cache for exchanges */
+static struct kmem_cache *fc_em_cachep; /* cache for exchanges */
/*
* Structure and function definitions for managing Fibre Channel Exchanges
if (ep->state & (FC_EX_RST_CLEANUP | FC_EX_DONE))
return;
- FC_DEBUG_EXCH("Exchange (%4x) timed out, notifying the upper layer\n",
- ep->xid);
+ FC_EXCH_DBG(ep, "Exchange timed out, notifying the upper layer\n");
+
if (schedule_delayed_work(&ep->timeout_work,
msecs_to_jiffies(timer_msec)))
fc_exch_hold(ep); /* hold for timer */
/* alloc a new xid */
xid = fc_em_alloc_xid(mp, fp);
if (!xid) {
- printk(KERN_ERR "fc_em_alloc_xid() failed\n");
+ printk(KERN_WARNING "libfc: Failed to allocate an exhange\n");
goto err;
}
}
struct fc_exch *ep = fc_seq_exch(sp);
sp = fc_seq_alloc(ep, ep->seq_id++);
- FC_DEBUG_EXCH("exch %4x f_ctl %6x seq %2x\n",
- ep->xid, ep->f_ctl, sp->id);
+ FC_EXCH_DBG(ep, "f_ctl %6x seq %2x\n",
+ ep->f_ctl, sp->id);
return sp;
}
/*
fc_exch_els_rec(sp, els_data->fp);
break;
default:
- FC_DBG("Invalid ELS CMD:%x\n", els_cmd);
+ FC_EXCH_DBG(fc_seq_exch(sp), "Invalid ELS CMD:%x\n", els_cmd);
}
}
EXPORT_SYMBOL(fc_seq_els_rsp_send);
lp->tt.lport_recv(lp, sp, fp);
fc_exch_release(ep); /* release from lookup */
} else {
- FC_DEBUG_EXCH("exch/seq lookup failed: reject %x\n", reject);
+ FC_EM_DBG(mp, "exch/seq lookup failed: reject %x\n", reject);
fc_frame_free(fp);
}
}
sp = fc_seq_lookup_orig(mp, fp); /* doesn't hold sequence */
if (!sp) {
atomic_inc(&mp->stats.xid_not_found);
- FC_DEBUG_EXCH("seq lookup failed\n");
+ FC_EM_DBG(mp, "seq lookup failed\n");
} else {
atomic_inc(&mp->stats.non_bls_resp);
- FC_DEBUG_EXCH("non-BLS response to sequence");
+ FC_EM_DBG(mp, "non-BLS response to sequence");
}
fc_frame_free(fp);
}
int rc = 1, has_rec = 0;
fh = fc_frame_header_get(fp);
- FC_DEBUG_EXCH("exch: BLS rctl %x - %s\n",
- fh->fh_r_ctl, fc_exch_rctl_name(fh->fh_r_ctl));
+ FC_EXCH_DBG(ep, "exch: BLS rctl %x - %s\n", fh->fh_r_ctl,
+ fc_exch_rctl_name(fh->fh_r_ctl));
if (cancel_delayed_work_sync(&ep->timeout_work))
fc_exch_release(ep); /* release from pending timer hold */
case FC_RCTL_ACK_0:
break;
default:
- FC_DEBUG_EXCH("BLS rctl %x - %s received",
- fh->fh_r_ctl,
- fc_exch_rctl_name(fh->fh_r_ctl));
+ FC_EXCH_DBG(ep, "BLS rctl %x - %s received",
+ fh->fh_r_ctl,
+ fc_exch_rctl_name(fh->fh_r_ctl));
break;
}
fc_frame_free(fp);
if (err == -FC_EX_CLOSED || err == -FC_EX_TIMEOUT)
goto cleanup;
- FC_DBG("Cannot process RRQ, because of frame error %d\n", err);
+ FC_EXCH_DBG(aborted_ep, "Cannot process RRQ, "
+ "frame error %d\n", err);
return;
}
switch (op) {
case ELS_LS_RJT:
- FC_DBG("LS_RJT for RRQ");
+ FC_EXCH_DBG(aborted_ep, "LS_RJT for RRQ");
/* fall through */
case ELS_LS_ACC:
goto cleanup;
default:
- FC_DBG("unexpected response op %x for RRQ", op);
+ FC_EXCH_DBG(aborted_ep, "unexpected response op %x "
+ "for RRQ", op);
return;
}
size_t len;
if (max_xid <= min_xid || min_xid == 0 || max_xid == FC_XID_UNKNOWN) {
- FC_DBG("Invalid min_xid 0x:%x and max_xid 0x:%x\n",
- min_xid, max_xid);
+ FC_LPORT_DBG(lp, "Invalid min_xid 0x:%x and max_xid 0x:%x\n",
+ min_xid, max_xid);
return NULL;
}
/* lport lock ? */
if (!lp || !mp || (lp->state == LPORT_ST_NONE)) {
- FC_DBG("fc_lport or EM is not allocated and configured");
+ FC_LPORT_DBG(lp, "Receiving frames for an lport that "
+ "has not been initialized correctly\n");
fc_frame_free(fp);
return;
}
fc_exch_recv_req(lp, mp, fp);
break;
default:
- FC_DBG("dropping invalid frame (eof %x)", fr_eof(fp));
+ FC_EM_DBG(mp, "dropping invalid frame (eof %x)", fr_eof(fp));
fc_frame_free(fp);
break;
}
MODULE_DESCRIPTION("libfc");
MODULE_LICENSE("GPL v2");
-static int fc_fcp_debug;
-
-#define FC_DEBUG_FCP(fmt...) \
- do { \
- if (fc_fcp_debug) \
- FC_DBG(fmt); \
- } while (0)
+unsigned int fc_debug_logging;
+module_param_named(debug_logging, fc_debug_logging, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(debug_logging, "a bit mask of logging levels");
static struct kmem_cache *scsi_pkt_cachep;
if ((fr_flags(fp) & FCPHF_CRC_UNCHECKED) &&
fc_frame_crc_check(fp))
goto crc_err;
- FC_DEBUG_FCP("data received past end. len %zx offset %zx "
- "data_len %x\n", len, offset, fsp->data_len);
+ FC_FCP_DBG(fsp, "data received past end. len %zx offset %zx "
+ "data_len %x\n", len, offset, fsp->data_len);
fc_fcp_retry_cmd(fsp);
return;
}
stats->ErrorFrames++;
/* FIXME - per cpu count, not total count! */
if (stats->InvalidCRCCount++ < 5)
- printk(KERN_WARNING "CRC error on data frame for port (%6x)\n",
+ printk(KERN_WARNING "libfc: CRC error on data "
+ "frame for port (%6x)\n",
fc_host_port_id(lp->host));
/*
* Assume the frame is total garbage.
WARN_ON(seq_blen <= 0);
if (unlikely(offset + seq_blen > fsp->data_len)) {
/* this should never happen */
- FC_DEBUG_FCP("xfer-ready past end. seq_blen %zx offset %zx\n",
- seq_blen, offset);
+ FC_FCP_DBG(fsp, "xfer-ready past end. seq_blen %zx "
+ "offset %zx\n", seq_blen, offset);
fc_fcp_send_abort(fsp);
return 0;
} else if (offset != fsp->xfer_len) {
/* Out of Order Data Request - no problem, but unexpected. */
- FC_DEBUG_FCP("xfer-ready non-contiguous. "
- "seq_blen %zx offset %zx\n", seq_blen, offset);
+ FC_FCP_DBG(fsp, "xfer-ready non-contiguous. "
+ "seq_blen %zx offset %zx\n", seq_blen, offset);
}
/*
t_blen = fsp->max_payload;
if (lp->seq_offload) {
t_blen = min(seq_blen, (size_t)lp->lso_max);
- FC_DEBUG_FCP("fsp=%p:lso:blen=%zx lso_max=0x%x t_blen=%zx\n",
+ FC_FCP_DBG(fsp, "fsp=%p:lso:blen=%zx lso_max=0x%x t_blen=%zx\n",
fsp, seq_blen, lp->lso_max, t_blen);
}
if (!can_queue)
can_queue = 1;
lp->host->can_queue = can_queue;
- shost_printk(KERN_ERR, lp->host, "Could not allocate frame.\n"
+ shost_printk(KERN_ERR, lp->host, "libfc: Could not allocate frame.\n"
"Reducing can_queue to %d.\n", can_queue);
done:
spin_unlock_irqrestore(lp->host->host_lock, flags);
fc_fcp_resp(fsp, fp);
} else {
- FC_DBG("unexpected frame. r_ctl %x\n", r_ctl);
+ FC_FCP_DBG(fsp, "unexpected frame. r_ctl %x\n", r_ctl);
}
unlock:
fc_fcp_unlock_pkt(fsp);
return;
}
fsp->status_code = FC_DATA_OVRRUN;
- FC_DBG("tgt %6x xfer len %zx greater than expected len %x. "
- "data len %x\n",
- fsp->rport->port_id,
- fsp->xfer_len, expected_len, fsp->data_len);
+ FC_FCP_DBG(fsp, "tgt %6x xfer len %zx greater than expected, "
+ "len %x, data len %x\n",
+ fsp->rport->port_id,
+ fsp->xfer_len, expected_len, fsp->data_len);
}
fc_fcp_complete_locked(fsp);
return;
len_err:
- FC_DBG("short FCP response. flags 0x%x len %u respl %u snsl %u\n",
- flags, fr_len(fp), respl, snsl);
+ FC_FCP_DBG(fsp, "short FCP response. flags 0x%x len %u respl %u "
+ "snsl %u\n", flags, fr_len(fp), respl, snsl);
err:
fsp->status_code = FC_ERROR;
fc_fcp_complete_locked(fsp);
if (fc_fcp_lock_pkt(fsp))
return;
- switch (error) {
- case -FC_EX_CLOSED:
+ if (error == -FC_EX_CLOSED) {
fc_fcp_retry_cmd(fsp);
goto unlock;
- default:
- FC_DBG("unknown error %ld\n", PTR_ERR(fp));
}
+
/*
* clear abort pending, because the lower layer
* decided to force completion.
fsp->wait_for_comp = 0;
if (!rc) {
- FC_DBG("target abort cmd failed\n");
+ FC_FCP_DBG(fsp, "target abort cmd failed\n");
rc = FAILED;
} else if (fsp->state & FC_SRB_ABORTED) {
- FC_DBG("target abort cmd passed\n");
+ FC_FCP_DBG(fsp, "target abort cmd passed\n");
rc = SUCCESS;
fc_fcp_complete_locked(fsp);
}
spin_unlock_bh(&fsp->scsi_pkt_lock);
if (!rc) {
- FC_DBG("lun reset failed\n");
+ FC_SCSI_DBG(lp, "lun reset failed\n");
return FAILED;
}
if (fsp->cdb_status != FCP_TMF_CMPL)
return FAILED;
- FC_DBG("lun reset to lun %u completed\n", lun);
+ FC_SCSI_DBG(lp, "lun reset to lun %u completed\n", lun);
fc_fcp_cleanup_each_cmd(lp, id, lun, FC_CMD_ABORTED);
return SUCCESS;
}
rjt = fc_frame_payload_get(fp, sizeof(*rjt));
switch (rjt->er_reason) {
default:
- FC_DEBUG_FCP("device %x unexpected REC reject "
- "reason %d expl %d\n",
- fsp->rport->port_id, rjt->er_reason,
- rjt->er_explan);
+ FC_FCP_DBG(fsp, "device %x unexpected REC reject "
+ "reason %d expl %d\n",
+ fsp->rport->port_id, rjt->er_reason,
+ rjt->er_explan);
/* fall through */
case ELS_RJT_UNSUP:
- FC_DEBUG_FCP("device does not support REC\n");
+ FC_FCP_DBG(fsp, "device does not support REC\n");
rp = fsp->rport->dd_data;
/*
* if we do not spport RECs or got some bogus
break;
default:
- FC_DBG("REC %p fid %x error unexpected error %d\n",
- fsp, fsp->rport->port_id, error);
+ FC_FCP_DBG(fsp, "REC %p fid %x error unexpected error %d\n",
+ fsp, fsp->rport->port_id, error);
fsp->status_code = FC_CMD_PLOGO;
/* fall through */
* Assume REC or LS_ACC was lost.
* The exchange manager will have aborted REC, so retry.
*/
- FC_DBG("REC fid %x error error %d retry %d/%d\n",
- fsp->rport->port_id, error, fsp->recov_retry,
- FC_MAX_RECOV_RETRY);
+ FC_FCP_DBG(fsp, "REC fid %x error error %d retry %d/%d\n",
+ fsp->rport->port_id, error, fsp->recov_retry,
+ FC_MAX_RECOV_RETRY);
if (fsp->recov_retry++ < FC_MAX_RECOV_RETRY)
fc_fcp_rec(fsp);
else
if (lp->state != LPORT_ST_READY)
return rc;
+ FC_SCSI_DBG(lp, "Resetting rport (%6x)\n", rport->port_id);
+
fsp = fc_fcp_pkt_alloc(lp, GFP_NOIO);
if (fsp == NULL) {
- FC_DBG("could not allocate scsi_pkt\n");
+ printk(KERN_WARNING "libfc: could not allocate scsi_pkt\n");
sc_cmd->result = DID_NO_CONNECT << 16;
goto out;
}
struct fc_lport *lp = shost_priv(shost);
unsigned long wait_tmo;
+ FC_SCSI_DBG(lp, "Resetting host\n");
+
lp->tt.lport_reset(lp);
wait_tmo = jiffies + FC_HOST_RESET_TIMEOUT;
while (!fc_fcp_lport_queue_ready(lp) && time_before(jiffies, wait_tmo))
msleep(1000);
if (fc_fcp_lport_queue_ready(lp)) {
- shost_printk(KERN_INFO, shost, "Host reset succeeded.\n");
+ shost_printk(KERN_INFO, shost, "libfc: Host reset succeeded "
+ "on port (%6x)\n", fc_host_port_id(lp->host));
return SUCCESS;
} else {
- shost_printk(KERN_INFO, shost, "Host reset failed. "
- "lport not ready.\n");
+ shost_printk(KERN_INFO, shost, "libfc: Host reset failed, "
+ "port (%6x) is not ready.\n",
+ fc_host_port_id(lp->host));
return FAILED;
}
}
struct fc_fcp_internal *si = fc_get_scsi_internal(lp);
if (!list_empty(&si->scsi_pkt_queue))
- printk(KERN_ERR "Leaked scsi packets.\n");
+ printk(KERN_ERR "libfc: Leaked SCSI packets when destroying "
+ "port (%6x)\n", fc_host_port_id(lp->host));
mempool_destroy(si->scsi_pkt_pool);
kfree(si);
sizeof(struct fc_fcp_pkt),
0, SLAB_HWCACHE_ALIGN, NULL);
if (scsi_pkt_cachep == NULL) {
- FC_DBG("Unable to allocate SRB cache...module load failed!");
+ printk(KERN_ERR "libfc: Unable to allocate SRB cache, "
+ "module load failed!");
return -ENOMEM;
}
#define DNS_DELAY 3 /* Discovery delay after RSCN (in seconds)*/
-static int fc_lport_debug;
-
-#define FC_DEBUG_LPORT(fmt...) \
- do { \
- if (fc_lport_debug) \
- FC_DBG(fmt); \
- } while (0)
-
static void fc_lport_error(struct fc_lport *, struct fc_frame *);
static void fc_lport_enter_reset(struct fc_lport *);
struct fc_rport *rport,
enum fc_rport_event event)
{
- FC_DEBUG_LPORT("Received a %d event for port (%6x)\n", event,
- rport->port_id);
+ FC_LPORT_DBG(lport, "Received a %d event for port (%6x)\n", event,
+ rport->port_id);
switch (event) {
case RPORT_EV_CREATED:
lport->dns_rp = rport;
fc_lport_enter_rpn_id(lport);
} else {
- FC_DEBUG_LPORT("Received an CREATED event on "
- "port (%6x) for the directory "
- "server, but the lport is not "
- "in the DNS state, it's in the "
- "%d state", rport->port_id,
- lport->state);
+ FC_LPORT_DBG(lport, "Received an CREATED event "
+ "on port (%6x) for the directory "
+ "server, but the lport is not "
+ "in the DNS state, it's in the "
+ "%d state", rport->port_id,
+ lport->state);
lport->tt.rport_logoff(rport);
}
mutex_unlock(&lport->lp_mutex);
} else
- FC_DEBUG_LPORT("Received an event for port (%6x) "
- "which is not the directory server\n",
- rport->port_id);
+ FC_LPORT_DBG(lport, "Received an event for port (%6x) "
+ "which is not the directory server\n",
+ rport->port_id);
break;
case RPORT_EV_LOGO:
case RPORT_EV_FAILED:
mutex_unlock(&lport->lp_mutex);
} else
- FC_DEBUG_LPORT("Received an event for port (%6x) "
- "which is not the directory server\n",
- rport->port_id);
+ FC_LPORT_DBG(lport, "Received an event for port (%6x) "
+ "which is not the directory server\n",
+ rport->port_id);
break;
case RPORT_EV_NONE:
break;
static void fc_lport_recv_rlir_req(struct fc_seq *sp, struct fc_frame *fp,
struct fc_lport *lport)
{
- FC_DEBUG_LPORT("Received RLIR request while in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received RLIR request while in state %s\n",
+ fc_lport_state(lport));
lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL);
fc_frame_free(fp);
void *dp;
u32 f_ctl;
- FC_DEBUG_LPORT("Received RLIR request while in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received RLIR request while in state %s\n",
+ fc_lport_state(lport));
len = fr_len(in_fp) - sizeof(struct fc_frame_header);
pp = fc_frame_payload_get(in_fp, len);
size_t len;
u32 f_ctl;
- FC_DEBUG_LPORT("Received RNID request while in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received RNID request while in state %s\n",
+ fc_lport_state(lport));
req = fc_frame_payload_get(in_fp, sizeof(*req));
if (!req) {
size_t len;
u32 f_ctl;
- FC_DEBUG_LPORT("Received ADISC request while in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received ADISC request while in state %s\n",
+ fc_lport_state(lport));
req = fc_frame_payload_get(in_fp, sizeof(*req));
if (!req) {
*/
void fc_linkup(struct fc_lport *lport)
{
- FC_DEBUG_LPORT("Link is up for port (%6x)\n",
- fc_host_port_id(lport->host));
+ printk(KERN_INFO "libfc: Link up on port (%6x)\n",
+ fc_host_port_id(lport->host));
mutex_lock(&lport->lp_mutex);
if (!lport->link_up) {
void fc_linkdown(struct fc_lport *lport)
{
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Link is down for port (%6x)\n",
- fc_host_port_id(lport->host));
+ printk(KERN_INFO "libfc: Link down on port (%6x)\n",
+ fc_host_port_id(lport->host));
if (lport->link_up) {
lport->link_up = 0;
{
switch (event) {
case DISC_EV_SUCCESS:
- FC_DEBUG_LPORT("Got a SUCCESS event for port (%6x)\n",
- fc_host_port_id(lport->host));
+ FC_LPORT_DBG(lport, "Discovery succeeded\n");
break;
case DISC_EV_FAILED:
- FC_DEBUG_LPORT("Got a FAILED event for port (%6x)\n",
- fc_host_port_id(lport->host));
+ printk(KERN_ERR "libfc: Discovery failed for port (%6x)\n",
+ fc_host_port_id(lport->host));
mutex_lock(&lport->lp_mutex);
fc_lport_enter_reset(lport);
mutex_unlock(&lport->lp_mutex);
*/
static void fc_lport_enter_ready(struct fc_lport *lport)
{
- FC_DEBUG_LPORT("Port (%6x) entered Ready from state %s\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered READY from state %s\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_READY);
u32 local_fid;
u32 f_ctl;
- FC_DEBUG_LPORT("Received FLOGI request while in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received FLOGI request while in state %s\n",
+ fc_lport_state(lport));
fh = fc_frame_header_get(rx_fp);
remote_fid = ntoh24(fh->fh_s_id);
goto out;
remote_wwpn = get_unaligned_be64(&flp->fl_wwpn);
if (remote_wwpn == lport->wwpn) {
- FC_DBG("FLOGI from port with same WWPN %llx "
- "possible configuration error\n",
- (unsigned long long)remote_wwpn);
+ printk(KERN_WARNING "libfc: Received FLOGI from port "
+ "with same WWPN %llx\n", remote_wwpn);
goto out;
}
- FC_DBG("FLOGI from port WWPN %llx\n", (unsigned long long)remote_wwpn);
+ FC_LPORT_DBG(lport, "FLOGI from port WWPN %llx\n", remote_wwpn);
/*
* XXX what is the right thing to do for FIDs?
}
}
} else {
- FC_DBG("dropping invalid frame (eof %x)\n", fr_eof(fp));
+ FC_LPORT_DBG(lport, "dropping invalid frame (eof %x)\n",
+ fr_eof(fp));
fc_frame_free(fp);
}
mutex_unlock(&lport->lp_mutex);
*/
static void fc_lport_enter_reset(struct fc_lport *lport)
{
- FC_DEBUG_LPORT("Port (%6x) entered RESET state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered RESET state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_RESET);
static void fc_lport_error(struct fc_lport *lport, struct fc_frame *fp)
{
unsigned long delay = 0;
- FC_DEBUG_LPORT("Error %ld in state %s, retries %d\n",
- PTR_ERR(fp), fc_lport_state(lport),
- lport->retry_count);
+ FC_LPORT_DBG(lport, "Error %ld in state %s, retries %d\n",
+ PTR_ERR(fp), fc_lport_state(lport),
+ lport->retry_count);
if (!fp || PTR_ERR(fp) == -FC_EX_TIMEOUT) {
/*
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Received a RFT_ID response\n");
+ FC_LPORT_DBG(lport, "Received a RFT_ID response\n");
if (lport->state != LPORT_ST_RFT_ID) {
- FC_DBG("Received a RFT_ID response, but in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received a RFT_ID response, but in state "
+ "%s\n", fc_lport_state(lport));
if (IS_ERR(fp))
goto err;
goto out;
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Received a RPN_ID response\n");
+ FC_LPORT_DBG(lport, "Received a RPN_ID response\n");
if (lport->state != LPORT_ST_RPN_ID) {
- FC_DBG("Received a RPN_ID response, but in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received a RPN_ID response, but in state "
+ "%s\n", fc_lport_state(lport));
if (IS_ERR(fp))
goto err;
goto out;
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Received a SCR response\n");
+ FC_LPORT_DBG(lport, "Received a SCR response\n");
if (lport->state != LPORT_ST_SCR) {
- FC_DBG("Received a SCR response, but in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received a SCR response, but in state "
+ "%s\n", fc_lport_state(lport));
if (IS_ERR(fp))
goto err;
goto out;
{
struct fc_frame *fp;
- FC_DEBUG_LPORT("Port (%6x) entered SCR state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered SCR state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_SCR);
struct fc_ns_fts *lps;
int i;
- FC_DEBUG_LPORT("Port (%6x) entered RFT_ID state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered RFT_ID state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_RFT_ID);
{
struct fc_frame *fp;
- FC_DEBUG_LPORT("Port (%6x) entered RPN_ID state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered RPN_ID state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_RPN_ID);
dp.ids.roles = FC_RPORT_ROLE_UNKNOWN;
dp.lp = lport;
- FC_DEBUG_LPORT("Port (%6x) entered DNS state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered DNS state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_DNS);
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Received a LOGO response\n");
+ FC_LPORT_DBG(lport, "Received a LOGO response\n");
if (lport->state != LPORT_ST_LOGO) {
- FC_DBG("Received a LOGO response, but in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received a LOGO response, but in state "
+ "%s\n", fc_lport_state(lport));
if (IS_ERR(fp))
goto err;
goto out;
struct fc_frame *fp;
struct fc_els_logo *logo;
- FC_DEBUG_LPORT("Port (%6x) entered LOGO state from %s state\n",
- fc_host_port_id(lport->host), fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Entered LOGO state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_LOGO);
mutex_lock(&lport->lp_mutex);
- FC_DEBUG_LPORT("Received a FLOGI response\n");
+ FC_LPORT_DBG(lport, "Received a FLOGI response\n");
if (lport->state != LPORT_ST_FLOGI) {
- FC_DBG("Received a FLOGI response, but in state %s\n",
- fc_lport_state(lport));
+ FC_LPORT_DBG(lport, "Received a FLOGI response, but in state "
+ "%s\n", fc_lport_state(lport));
if (IS_ERR(fp))
goto err;
goto out;
did = ntoh24(fh->fh_d_id);
if (fc_frame_payload_op(fp) == ELS_LS_ACC && did != 0) {
- FC_DEBUG_LPORT("Assigned fid %x\n", did);
+ printk(KERN_INFO "libfc: Assigned FID (%6x) in FLOGI response\n",
+ did);
fc_host_port_id(lport->host) = did;
flp = fc_frame_payload_get(fp, sizeof(*flp));
if (e_d_tov > lport->e_d_tov)
lport->e_d_tov = e_d_tov;
lport->r_a_tov = 2 * e_d_tov;
- FC_DBG("Point-to-Point mode\n");
+ printk(KERN_INFO "libfc: Port (%6x) entered "
+ "point to point mode\n", did);
fc_lport_ptp_setup(lport, ntoh24(fh->fh_s_id),
get_unaligned_be64(
&flp->fl_wwpn),
}
}
} else {
- FC_DBG("bad FLOGI response\n");
+ FC_LPORT_DBG(lport, "Bad FLOGI response\n");
}
out:
{
struct fc_frame *fp;
- FC_DEBUG_LPORT("Processing FLOGI state\n");
+ FC_LPORT_DBG(lport, "Entered FLOGI state from %s state\n",
+ fc_lport_state(lport));
fc_lport_state_enter(lport, LPORT_ST_FLOGI);
#include <scsi/libfc.h>
#include <scsi/fc_encode.h>
-static int fc_rport_debug;
-
-#define FC_DEBUG_RPORT(fmt...) \
- do { \
- if (fc_rport_debug) \
- FC_DBG(fmt); \
- } while (0)
-
struct workqueue_struct *rport_event_queue;
static void fc_rport_enter_plogi(struct fc_rport *);
static void fc_rport_rogue_destroy(struct device *dev)
{
struct fc_rport *rport = dev_to_rport(dev);
- FC_DEBUG_RPORT("Destroying rogue rport (%6x)\n", rport->port_id);
+ FC_RPORT_DBG(rport, "Destroying rogue rport\n");
kfree(rport);
}
fc_rport_state_enter(new_rport, RPORT_ST_READY);
} else {
- FC_DBG("Failed to create the rport for port "
- "(%6x).\n", ids.port_id);
+ printk(KERN_WARNING "libfc: Failed to allocate "
+ " memory for rport (%6x)\n", ids.port_id);
event = RPORT_EV_FAILED;
}
if (rport->port_id != FC_FID_DIR_SERV)
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Login to port (%6x)\n", rport->port_id);
+ FC_RPORT_DBG(rport, "Login to port\n");
fc_rport_enter_plogi(rport);
int fc_rport_logoff(struct fc_rport *rport)
{
struct fc_rport_libfc_priv *rdata = rport->dd_data;
- struct fc_lport *lport = rdata->local_port;
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Remove port (%6x)\n", rport->port_id);
+ FC_RPORT_DBG(rport, "Remove port\n");
if (rdata->rp_state == RPORT_ST_NONE) {
- FC_DEBUG_RPORT("(%6x): Port (%6x) in NONE state,"
- " not removing", fc_host_port_id(lport->host),
- rport->port_id);
+ FC_RPORT_DBG(rport, "Port in NONE state, not removing\n");
mutex_unlock(&rdata->rp_mutex);
goto out;
}
fc_rport_state_enter(rport, RPORT_ST_READY);
- FC_DEBUG_RPORT("Port (%6x) is Ready\n", rport->port_id);
+ FC_RPORT_DBG(rport, "Port is Ready\n");
rdata->event = RPORT_EV_CREATED;
queue_work(rport_event_queue, &rdata->event_work);
{
struct fc_rport_libfc_priv *rdata = rport->dd_data;
- FC_DEBUG_RPORT("Error %ld in state %s, retries %d\n",
- PTR_ERR(fp), fc_rport_state(rport), rdata->retries);
+ FC_RPORT_DBG(rport, "Error %ld in state %s, retries %d\n",
+ PTR_ERR(fp), fc_rport_state(rport), rdata->retries);
switch (rdata->rp_state) {
case RPORT_ST_PLOGI:
return fc_rport_error(rport, fp);
if (rdata->retries < rdata->local_port->max_rport_retry_count) {
- FC_DEBUG_RPORT("Error %ld in state %s, retrying\n",
- PTR_ERR(fp), fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Error %ld in state %s, retrying\n",
+ PTR_ERR(fp), fc_rport_state(rport));
rdata->retries++;
/* no additional delay on exchange timeouts */
if (PTR_ERR(fp) == -FC_EX_TIMEOUT)
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Received a PLOGI response from port (%6x)\n",
- rport->port_id);
+ FC_RPORT_DBG(rport, "Received a PLOGI response\n");
if (rdata->rp_state != RPORT_ST_PLOGI) {
- FC_DBG("Received a PLOGI response, but in state %s\n",
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received a PLOGI response, but in state "
+ "%s\n", fc_rport_state(rport));
if (IS_ERR(fp))
goto err;
goto out;
struct fc_lport *lport = rdata->local_port;
struct fc_frame *fp;
- FC_DEBUG_RPORT("Port (%6x) entered PLOGI state from %s state\n",
- rport->port_id, fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Port entered PLOGI state from %s state\n",
+ fc_rport_state(rport));
fc_rport_state_enter(rport, RPORT_ST_PLOGI);
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Received a PRLI response from port (%6x)\n",
- rport->port_id);
+ FC_RPORT_DBG(rport, "Received a PRLI response\n");
if (rdata->rp_state != RPORT_ST_PRLI) {
- FC_DBG("Received a PRLI response, but in state %s\n",
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received a PRLI response, but in state "
+ "%s\n", fc_rport_state(rport));
if (IS_ERR(fp))
goto err;
goto out;
fc_rport_enter_rtv(rport);
} else {
- FC_DBG("Bad ELS response\n");
+ FC_RPORT_DBG(rport, "Bad ELS response for PRLI command\n");
rdata->event = RPORT_EV_FAILED;
fc_rport_state_enter(rport, RPORT_ST_NONE);
queue_work(rport_event_queue, &rdata->event_work);
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Received a LOGO response from port (%6x)\n",
- rport->port_id);
+ FC_RPORT_DBG(rport, "Received a LOGO response\n");
if (rdata->rp_state != RPORT_ST_LOGO) {
- FC_DEBUG_RPORT("Received a LOGO response, but in state %s\n",
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received a LOGO response, but in state "
+ "%s\n", fc_rport_state(rport));
if (IS_ERR(fp))
goto err;
goto out;
if (op == ELS_LS_ACC) {
fc_rport_enter_rtv(rport);
} else {
- FC_DBG("Bad ELS response\n");
+ FC_RPORT_DBG(rport, "Bad ELS response for LOGO command\n");
rdata->event = RPORT_EV_LOGO;
fc_rport_state_enter(rport, RPORT_ST_NONE);
queue_work(rport_event_queue, &rdata->event_work);
} *pp;
struct fc_frame *fp;
- FC_DEBUG_RPORT("Port (%6x) entered PRLI state from %s state\n",
- rport->port_id, fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Port entered PRLI state from %s state\n",
+ fc_rport_state(rport));
fc_rport_state_enter(rport, RPORT_ST_PRLI);
mutex_lock(&rdata->rp_mutex);
- FC_DEBUG_RPORT("Received a RTV response from port (%6x)\n",
- rport->port_id);
+ FC_RPORT_DBG(rport, "Received a RTV response\n");
if (rdata->rp_state != RPORT_ST_RTV) {
- FC_DBG("Received a RTV response, but in state %s\n",
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received a RTV response, but in state "
+ "%s\n", fc_rport_state(rport));
if (IS_ERR(fp))
goto err;
goto out;
struct fc_rport_libfc_priv *rdata = rport->dd_data;
struct fc_lport *lport = rdata->local_port;
- FC_DEBUG_RPORT("Port (%6x) entered RTV state from %s state\n",
- rport->port_id, fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Port entered RTV state from %s state\n",
+ fc_rport_state(rport));
fc_rport_state_enter(rport, RPORT_ST_RTV);
struct fc_lport *lport = rdata->local_port;
struct fc_frame *fp;
- FC_DEBUG_RPORT("Port (%6x) entered LOGO state from %s state\n",
- rport->port_id, fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Port entered LOGO state from %s state\n",
+ fc_rport_state(rport));
fc_rport_state_enter(rport, RPORT_ST_LOGO);
fh = fc_frame_header_get(fp);
- FC_DEBUG_RPORT("Received PLOGI request from port (%6x) "
- "while in state %s\n", ntoh24(fh->fh_s_id),
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received PLOGI request while in state %s\n",
+ fc_rport_state(rport));
sid = ntoh24(fh->fh_s_id);
pl = fc_frame_payload_get(fp, sizeof(*pl));
if (!pl) {
- FC_DBG("incoming PLOGI from %x too short\n", sid);
+ FC_RPORT_DBG(rport, "Received PLOGI too short\n");
WARN_ON(1);
/* XXX TBD: send reject? */
fc_frame_free(fp);
*/
switch (rdata->rp_state) {
case RPORT_ST_INIT:
- FC_DEBUG_RPORT("incoming PLOGI from %6x wwpn %llx state INIT "
- "- reject\n", sid, (unsigned long long)wwpn);
+ FC_RPORT_DBG(rport, "Received PLOGI, wwpn %llx state INIT "
+ "- reject\n", (unsigned long long)wwpn);
reject = ELS_RJT_UNSUP;
break;
case RPORT_ST_PLOGI:
- FC_DEBUG_RPORT("incoming PLOGI from %x in PLOGI state %d\n",
- sid, rdata->rp_state);
+ FC_RPORT_DBG(rport, "Received PLOGI in PLOGI state %d\n",
+ rdata->rp_state);
if (wwpn < lport->wwpn)
reject = ELS_RJT_INPROG;
break;
case RPORT_ST_PRLI:
case RPORT_ST_READY:
- FC_DEBUG_RPORT("incoming PLOGI from %x in logged-in state %d "
- "- ignored for now\n", sid, rdata->rp_state);
+ FC_RPORT_DBG(rport, "Received PLOGI in logged-in state %d "
+ "- ignored for now\n", rdata->rp_state);
/* XXX TBD - should reset */
break;
case RPORT_ST_NONE:
default:
- FC_DEBUG_RPORT("incoming PLOGI from %x in unexpected "
- "state %d\n", sid, rdata->rp_state);
+ FC_RPORT_DBG(rport, "Received PLOGI in unexpected "
+ "state %d\n", rdata->rp_state);
fc_frame_free(fp);
return;
break;
fh = fc_frame_header_get(rx_fp);
- FC_DEBUG_RPORT("Received PRLI request from port (%6x) "
- "while in state %s\n", ntoh24(fh->fh_s_id),
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received PRLI request while in state %s\n",
+ fc_rport_state(rport));
switch (rdata->rp_state) {
case RPORT_ST_PRLI:
fh = fc_frame_header_get(fp);
- FC_DEBUG_RPORT("Received PRLO request from port (%6x) "
- "while in state %s\n", ntoh24(fh->fh_s_id),
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received PRLO request while in state %s\n",
+ fc_rport_state(rport));
if (rdata->rp_state == RPORT_ST_NONE) {
fc_frame_free(fp);
fh = fc_frame_header_get(fp);
- FC_DEBUG_RPORT("Received LOGO request from port (%6x) "
- "while in state %s\n", ntoh24(fh->fh_s_id),
- fc_rport_state(rport));
+ FC_RPORT_DBG(rport, "Received LOGO request while in state %s\n",
+ fc_rport_state(rport));
if (rdata->rp_state == RPORT_ST_NONE) {
fc_frame_free(fp);
flush_workqueue(rport_event_queue);
}
-
int fc_rport_init(struct fc_lport *lport)
{
if (!lport->tt.rport_create)
break;
default:
- FC_DBG("Invalid op code %x \n", op);
return -EINVAL;
}
*r_ctl = FC_RCTL_DD_UNSOL_CTL;
break;
default:
- FC_DBG("Invalid op code %x \n", op);
return -EINVAL;
}
#include <scsi/fc_frame.h>
-#define LIBFC_DEBUG
-
-#ifdef LIBFC_DEBUG
-/* Log messages */
-#define FC_DBG(fmt, args...) \
- do { \
- printk(KERN_INFO "%s " fmt, __func__, ##args); \
- } while (0)
-#else
-#define FC_DBG(fmt, args...)
-#endif
+#define FC_LIBFC_LOGGING 0x01 /* General logging, not categorized */
+#define FC_LPORT_LOGGING 0x02 /* lport layer logging */
+#define FC_DISC_LOGGING 0x04 /* discovery layer logging */
+#define FC_RPORT_LOGGING 0x08 /* rport layer logging */
+#define FC_FCP_LOGGING 0x10 /* I/O path logging */
+#define FC_EM_LOGGING 0x20 /* Exchange Manager logging */
+#define FC_EXCH_LOGGING 0x40 /* Exchange/Sequence logging */
+#define FC_SCSI_LOGGING 0x80 /* SCSI logging (mostly error handling) */
+
+extern unsigned int fc_debug_logging;
+
+#define FC_CHECK_LOGGING(LEVEL, CMD) \
+do { \
+ if (unlikely(fc_debug_logging & LEVEL)) \
+ do { \
+ CMD; \
+ } while (0); \
+} while (0);
+
+#define FC_LIBFC_DBG(fmt, args...) \
+ FC_CHECK_LOGGING(FC_LIBFC_LOGGING, \
+ printk(KERN_INFO "libfc: " fmt, ##args);)
+
+#define FC_LPORT_DBG(lport, fmt, args...) \
+ FC_CHECK_LOGGING(FC_LPORT_LOGGING, \
+ printk(KERN_INFO "lport: %6x: " fmt, \
+ fc_host_port_id(lport->host), ##args);)
+
+#define FC_DISC_DBG(disc, fmt, args...) \
+ FC_CHECK_LOGGING(FC_DISC_LOGGING, \
+ printk(KERN_INFO "disc: %6x: " fmt, \
+ fc_host_port_id(disc->lport->host), \
+ ##args);)
+
+#define FC_RPORT_DBG(rport, fmt, args...) \
+do { \
+ struct fc_rport_libfc_priv *rdata = rport->dd_data; \
+ struct fc_lport *lport = rdata->local_port; \
+ FC_CHECK_LOGGING(FC_RPORT_LOGGING, \
+ printk(KERN_INFO "rport: %6x: %6x: " fmt, \
+ fc_host_port_id(lport->host), \
+ rport->port_id, ##args);) \
+} while (0);
+
+#define FC_FCP_DBG(pkt, fmt, args...) \
+ FC_CHECK_LOGGING(FC_FCP_LOGGING, \
+ printk(KERN_INFO "fcp: %6x: %6x: " fmt, \
+ fc_host_port_id(pkt->lp->host), \
+ pkt->rport->port_id, ##args);)
+
+#define FC_EM_DBG(em, fmt, args...) \
+ FC_CHECK_LOGGING(FC_EM_LOGGING, \
+ printk(KERN_INFO "em: %6x: " fmt, \
+ fc_host_port_id(em->lp->host), \
+ ##args);)
+
+#define FC_EXCH_DBG(exch, fmt, args...) \
+ FC_CHECK_LOGGING(FC_EXCH_LOGGING, \
+ printk(KERN_INFO "exch: %6x: %4x: " fmt, \
+ fc_host_port_id(exch->lp->host), \
+ exch->xid, ##args);)
+
+#define FC_SCSI_DBG(lport, fmt, args...) \
+ FC_CHECK_LOGGING(FC_SCSI_LOGGING, \
+ printk(KERN_INFO "scsi: %6x: " fmt, \
+ fc_host_port_id(lport->host), ##args);)
/*
* libfc error codes
projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / commitdiff