[SCSI] turn most scsi semaphores into mutexes
the scsi layer is using semaphores in a mutex way, this patch converts
these into using mutexes instead
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/iscsi_tcp.h b/drivers/scsi/iscsi_tcp.h
index 855f2df..9badafe 100644
--- a/drivers/scsi/iscsi_tcp.h
+++ b/drivers/scsi/iscsi_tcp.h
@@ -158,7 +158,7 @@
struct kfifo *mgmtqueue; /* mgmt (control) xmit queue */
struct kfifo *xmitqueue; /* data-path cmd queue */
struct work_struct xmitwork; /* per-conn. xmit workqueue */
- struct semaphore xmitsema; /* serializes connection xmit,
+ struct mutex xmitmutex; /* serializes connection xmit,
* access to kfifos: *
* xmitqueue, writequeue, *
* immqueue, mgmtqueue */