[S390] raw3270: use mutex instead of semaphore

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index f6ef90ee3e7d..743944ad61ec 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -487,7 +487,7 @@ struct raw3270_ua {	/* Query Reply structure for Usable Area */
 } __attribute__ ((packed));
 
 static struct diag210 raw3270_init_diag210;
-static DECLARE_MUTEX(raw3270_init_sem);
+static DEFINE_MUTEX(raw3270_init_mutex);
 
 static int
 raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq,
@@ -713,7 +713,7 @@ raw3270_size_device(struct raw3270 *rp)
 {
         int rc;
 
-        down(&raw3270_init_sem);
+        mutex_lock(&raw3270_init_mutex);
         rp->view = &raw3270_init_view;
         raw3270_init_view.dev = rp;
         if (MACHINE_IS_VM)
@@ -722,7 +722,7 @@ raw3270_size_device(struct raw3270 *rp)
                 rc = __raw3270_size_device(rp);
         raw3270_init_view.dev = NULL;
         rp->view = NULL;
-        up(&raw3270_init_sem);
+        mutex_unlock(&raw3270_init_mutex);
         if (rc == 0) {  /* Found something. */
                 /* Try to find a model. */
                 rp->model = 0;
@@ -749,7 +749,7 @@ raw3270_reset_device(struct raw3270 *rp)
 {
         int rc;
 
-        down(&raw3270_init_sem);
+        mutex_lock(&raw3270_init_mutex);
         memset(&rp->init_request, 0, sizeof(rp->init_request));
         memset(&rp->init_data, 0, sizeof(rp->init_data));
         /* Store reset data stream to init_data/init_request */
@@ -764,7 +764,7 @@ raw3270_reset_device(struct raw3270 *rp)
         rc = raw3270_start_init(rp, &raw3270_init_view, &rp->init_request);
         raw3270_init_view.dev = NULL;
         rp->view = NULL;
-        up(&raw3270_init_sem);
+        mutex_unlock(&raw3270_init_mutex);
         return rc;
 }