Commit d330f935 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Martin Schwidefsky
Browse files

[S390] raw3270: use mutex instead of semaphore


Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent e11f0d04
......@@ -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;
}
......
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