From 0997f1c5fec0b540784611036d458a84a1f7029a Mon Sep 17 00:00:00 2001 From: Stefan Raspl Date: Thu, 16 Oct 2008 08:23:39 +0200 Subject: 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 Signed-off-by: Martin Peschke Signed-off-by: Christof Schmitt Signed-off-by: Jens Axboe --- drivers/s390/scsi/zfcp_def.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/s390/scsi/zfcp_def.h') diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 8a13071c444c..9ce4c75bd190 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 */ -- cgit