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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-10-15 10:36:24 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-10-16 16:51:00 +0300 |
| commit | 4e270f088011c6954034d6c4b5453e5cd7e02c7a (patch) | |
| tree | a228e6df32e7d88f6742f2680fd2b99436591d73 /drivers/gpu/drm/drm_gem.c | |
| parent | 70d994704e2c93a3d6be1de0c9f103fc7c186022 (diff) | |
| download | linux-4e270f088011c6954034d6c4b5453e5cd7e02c7a.tar.xz | |
drm/gem: Drop struct_mutex requirement from drm_gem_mmap_obj
Since
commit 131e663bd6f1055caaff128f9aa5071d227eeb72
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Thu Jul 9 23:32:33 2015 +0200
drm/gem: rip out drm vma accounting for gem mmaps
there is no need for this any more.
v2: Fixup compile noise spotted by 0-day build.
Link: http://mid.gmane.org/1444894601-5200-9-git-send-email-daniel.vetter@ffwll.ch
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 3c2d4abd71c5..7dc4a8a066a3 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -810,8 +810,6 @@ EXPORT_SYMBOL(drm_gem_vm_close); * drm_gem_mmap() prevents unprivileged users from mapping random objects. So * callers must verify access restrictions before calling this helper. * - * NOTE: This function has to be protected with dev->struct_mutex - * * Return 0 or success or -EINVAL if the object size is smaller than the VMA * size, or if no gem_vm_ops are provided. */ @@ -820,8 +818,6 @@ int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size, { struct drm_device *dev = obj->dev; - lockdep_assert_held(&dev->struct_mutex); - /* Check for valid size. */ if (obj_size < vma->vm_end - vma->vm_start) return -EINVAL; |