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| author | Stefan Raspl <raspl@linux.vnet.ibm.com> | 2008-10-01 12:42:14 +0200 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-10-03 12:11:52 -0500 |
| commit | 2450d3e7b8604d0abb042817f2502cb7ee0b782f (patch) | |
| tree | b7f319f299fd0ec62e9d6840158c070d9bce0df7 /drivers/s390/scsi/zfcp_qdio.c | |
| parent | 7ae628d9d21a088b4a2d26a9d39c29c0acd2d03b (diff) | |
| download | op-kernel-dev-2450d3e7b8604d0abb042817f2502cb7ee0b782f.zip op-kernel-dev-2450d3e7b8604d0abb042817f2502cb7ee0b782f.tar.gz | |
[SCSI] zfcp: add queue_full sysfs attribute
Adds a new sysfs attribute queue_full for adapters that records the number
of incidents where a requests could not be submitted due to insufficient
free space on the request queue.
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: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/s390/scsi/zfcp_qdio.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_qdio.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 69d632d..cc49eaa 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -282,6 +282,7 @@ static int zfcp_qdio_fill_sbals(struct zfcp_fsf_req *fsf_req, addr += length, remaining -= length) { sbale = zfcp_qdio_sbale_next(fsf_req, sbtype); if (!sbale) { + atomic_inc(&fsf_req->adapter->qdio_outb_full); zfcp_qdio_undo_sbals(fsf_req); return -EINVAL; } |
