]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commitdiff
fbcon: Call WARN_CONSOLE_UNLOCKED() where applicable
authorHans de Goede <hdegoede@redhat.com>
Thu, 28 Jun 2018 13:20:28 +0000 (15:20 +0200)
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Thu, 28 Jun 2018 13:20:28 +0000 (15:20 +0200)
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>
drivers/video/fbdev/core/fbcon.c

index c910e74d46ffff43b56c36aae1dedf04494c95af..cd8d52a967aae34d82c9e2fb8475855ea5097504 100644 (file)
@@ -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);