Commit 9b90dc80 authored by Yi Zou's avatar Yi Zou Committed by James Bottomley

[SCSI] libfc: add print of exchange id for debugging fc_fcp

This is very helpful to match up the corresponding exchange to the actual I/O
described by the fsp, particularly when you do a side-by-side comparison of
the syslog with your trace.
Signed-off-by: default avatarYi Zou <yi.zou@intel.com>
Signed-off-by: default avatarRobert Love <robert.w.love@intel.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent 11aa9900
...@@ -66,9 +66,21 @@ extern unsigned int fc_debug_logging; ...@@ -66,9 +66,21 @@ extern unsigned int fc_debug_logging;
#define FC_FCP_DBG(pkt, fmt, args...) \ #define FC_FCP_DBG(pkt, fmt, args...) \
FC_CHECK_LOGGING(FC_FCP_LOGGING, \ FC_CHECK_LOGGING(FC_FCP_LOGGING, \
{ \
if ((pkt)->seq_ptr) { \
struct fc_exch *_ep = NULL; \
_ep = fc_seq_exch((pkt)->seq_ptr); \
printk(KERN_INFO "host%u: fcp: %6.6x: " \
"xid %04x-%04x: " fmt, \
(pkt)->lp->host->host_no, \
(pkt)->rport->port_id, \
(_ep)->oxid, (_ep)->rxid, ##args); \
} else { \
printk(KERN_INFO "host%u: fcp: %6.6x: " fmt, \ printk(KERN_INFO "host%u: fcp: %6.6x: " fmt, \
(pkt)->lp->host->host_no, \ (pkt)->lp->host->host_no, \
pkt->rport->port_id, ##args)) (pkt)->rport->port_id, ##args); \
} \
})
#define FC_EXCH_DBG(exch, fmt, args...) \ #define FC_EXCH_DBG(exch, fmt, args...) \
FC_CHECK_LOGGING(FC_EXCH_LOGGING, \ FC_CHECK_LOGGING(FC_EXCH_LOGGING, \
......
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