sem2mutex: drivers/char/drm/
From: Arjan van de Ven <arjan@infradead.org>
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/drm_ioctl.c b/drivers/char/drm/drm_ioctl.c
index bcd4e60..555f323 100644
--- a/drivers/char/drm/drm_ioctl.c
+++ b/drivers/char/drm/drm_ioctl.c
@@ -194,9 +194,9 @@
return -EFAULT;
idx = map.offset;
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
if (idx < 0) {
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
@@ -209,7 +209,7 @@
i++;
}
if (!r_list || !r_list->map) {
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
@@ -219,7 +219,7 @@
map.flags = r_list->map->flags;
map.handle = (void *)(unsigned long)r_list->user_token;
map.mtrr = r_list->map->mtrr;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
if (copy_to_user(argp, &map, sizeof(map)))
return -EFAULT;
@@ -253,11 +253,11 @@
if (copy_from_user(&client, argp, sizeof(client)))
return -EFAULT;
idx = client.idx;
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
for (i = 0, pt = dev->file_first; i < idx && pt; i++, pt = pt->next) ;
if (!pt) {
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
client.auth = pt->authenticated;
@@ -265,7 +265,7 @@
client.uid = pt->uid;
client.magic = pt->magic;
client.iocs = pt->ioctl_count;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
if (copy_to_user(argp, &client, sizeof(client)))
return -EFAULT;
@@ -292,7 +292,7 @@
memset(&stats, 0, sizeof(stats));
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
for (i = 0; i < dev->counters; i++) {
if (dev->types[i] == _DRM_STAT_LOCK)
@@ -305,7 +305,7 @@
stats.count = dev->counters;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
if (copy_to_user((drm_stats_t __user *) arg, &stats, sizeof(stats)))
return -EFAULT;