Doesn't protect anything at all.
With this patch nouveau is completely dev->struct_mutex free!
Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
---
drivers/gpu/drm/nouveau/nouveau_fbcon.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 59f27e774acb..3bae706126bd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -386,8 +386,6 @@ nouveau_fbcon_create(struct drm_fb_helper *helper,
}
}
- mutex_lock(&dev->struct_mutex);
-
info = drm_fb_helper_alloc_fbi(helper);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
@@ -426,8 +424,6 @@ nouveau_fbcon_create(struct drm_fb_helper *helper,
/* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */
- mutex_unlock(&dev->struct_mutex);
-
if (chan)
nouveau_fbcon_accel_init(dev);
nouveau_fbcon_zfill(dev, fbcon);
@@ -441,7 +437,6 @@ nouveau_fbcon_create(struct drm_fb_helper *helper,
return 0;
out_unlock:
- mutex_unlock(&dev->struct_mutex);
if (chan)
nouveau_bo_vma_del(nvbo, &fbcon->nouveau_fb.vma);
nouveau_bo_unmap(nvbo);
--
2.5.1
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