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fbcon: Call WARN_CONSOLE_UNLOCKED() where applicable

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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>
This commit is contained in:
Hans de Goede 2018-06-28 15:20:28 +02:00 committed by Bartlomiej Zolnierkiewicz
parent d48de54a9d
commit 3bd3a0e330
1 changed files with 11 additions and 0 deletions
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11
drivers/video/fbdev/core/fbcon.c
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@ -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);