[SCSI] zfcp: Rename sbal_last.
sbal_last is confusing, as it is not the last one actually used,
but just a limit. sbal_limit is a better name.
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>
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index adfbbb0..fdd5520 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -851,7 +851,7 @@
struct zfcp_adapter *adapter; /* adapter request belongs to */
u8 sbal_number; /* nr of SBALs free for use */
u8 sbal_first; /* first SBAL for this request */
- u8 sbal_last; /* last possible SBAL for
+ u8 sbal_limit; /* last possible SBAL for
this reuest */
u8 sbal_curr; /* current SBAL during creation
of request */
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c
index 8ca5f07..b6b6b36 100644
--- a/drivers/s390/scsi/zfcp_qdio.c
+++ b/drivers/s390/scsi/zfcp_qdio.c
@@ -432,9 +432,9 @@
{
int count = atomic_read(&fsf_req->adapter->request_queue.free_count);
count = min(count, max_sbals);
- fsf_req->sbal_last = fsf_req->sbal_first;
- fsf_req->sbal_last += (count - 1);
- fsf_req->sbal_last %= QDIO_MAX_BUFFERS_PER_Q;
+ fsf_req->sbal_limit = fsf_req->sbal_first;
+ fsf_req->sbal_limit += (count - 1);
+ fsf_req->sbal_limit %= QDIO_MAX_BUFFERS_PER_Q;
}
/**
@@ -455,7 +455,7 @@
sbale->flags |= SBAL_FLAGS_LAST_ENTRY;
/* don't exceed last allowed SBAL */
- if (fsf_req->sbal_curr == fsf_req->sbal_last)
+ if (fsf_req->sbal_curr == fsf_req->sbal_limit)
return NULL;
/* set chaining flag in first SBALE of current SBAL */