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authorHans de Goede <hdegoede@redhat.com>2018-06-28 16:20:28 +0300
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-06-28 16:20:28 +0300
commit3bd3a0e330aae4fffa8028aba2407ef615ab040b (patch)
treeb66c3b4f738126414ca3f74b507434f3655cfa65 /drivers/video
parentd48de54a9dab5370edd2e991f78cc7996cf5483e (diff)
downloadlinux-3bd3a0e330aae4fffa8028aba2407ef615ab040b.tar.xz
fbcon: Call WARN_CONSOLE_UNLOCKED() where applicable
Replace comments about places where the console lock should be held with calls to WARN_CONSOLE_UNLOCKED() to assert that it is actually held. Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/core/fbcon.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index c910e74d46ff..cd8d52a967aa 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -828,6 +828,8 @@ static int set_con2fb_map(int unit, int newidx, int user)
struct fb_info *oldinfo = NULL;
int found, err = 0;
+ WARN_CONSOLE_UNLOCKED();
+
if (oldidx == newidx)
return 0;
@@ -3044,6 +3046,8 @@ static int fbcon_fb_unbind(int idx)
{
int i, new_idx = -1, ret = 0;
+ WARN_CONSOLE_UNLOCKED();
+
if (!fbcon_has_console_bind)
return 0;
@@ -3094,6 +3098,8 @@ static int fbcon_fb_unregistered(struct fb_info *info)
{
int i, idx;
+ WARN_CONSOLE_UNLOCKED();
+
idx = info->node;
for (i = first_fb_vc; i <= last_fb_vc; i++) {
if (con2fb_map[i] == idx)
@@ -3131,6 +3137,9 @@ static int fbcon_fb_unregistered(struct fb_info *info)
static void fbcon_remap_all(int idx)
{
int i;
+
+ WARN_CONSOLE_UNLOCKED();
+
for (i = first_fb_vc; i <= last_fb_vc; i++)
set_con2fb_map(i, idx, 0);
@@ -3177,6 +3186,8 @@ static int fbcon_fb_registered(struct fb_info *info)
{
int ret = 0, i, idx;
+ WARN_CONSOLE_UNLOCKED();
+
idx = info->node;
fbcon_select_primary(info);