summaryrefslogtreecommitdiffstats
path: root/drivers/s390/scsi/zfcp_def.h
diff options
context:
space:
mode:
authorStefan Raspl <raspl@linux.vnet.ibm.com>2008-10-16 08:23:39 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-17 08:46:57 +0200
commit0997f1c5fec0b540784611036d458a84a1f7029a (patch)
treedaf1558eabd821ab6a92ef0660d6ec5bb8bb099d /drivers/s390/scsi/zfcp_def.h
parent756f8243188e013bd067811cdc0cc60760abfdf9 (diff)
downloadop-kernel-dev-0997f1c5fec0b540784611036d458a84a1f7029a.zip
op-kernel-dev-0997f1c5fec0b540784611036d458a84a1f7029a.tar.gz
blktrace: pass zfcp driver data
This patch writes the channel and fabric latencies in nanoseconds per request via blktrace for later analysis. The utilization of the inbound and outbound adapter queue is also reported. Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: Martin Peschke <mp3@de.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/s390/scsi/zfcp_def.h')
-rw-r--r--drivers/s390/scsi/zfcp_def.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 8a13071..9ce4c75 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -583,6 +583,8 @@ struct zfcp_fsf_req {
unsigned long long issued; /* request sent time (STCK) */
struct zfcp_unit *unit;
void (*handler)(struct zfcp_fsf_req *);
+ u16 qdio_outb_usage;/* usage of outbound queue */
+ u16 qdio_inb_usage; /* usage of inbound queue */
};
/* driver data */
OpenPOWER on IntegriCloud