From: Emil Velikov emil.velikov@collabora.com
There's little point in providing partial and ancient information about the struct_mutex. Some drivers are using it, new ones should not.
As-it this only provides for confusion.
Signed-off-by: Emil Velikov emil.velikov@collabora.com --- Documentation/gpu/drm-mm.rst | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/Documentation/gpu/drm-mm.rst b/Documentation/gpu/drm-mm.rst index 1839762044be..5ba2ead8f317 100644 --- a/Documentation/gpu/drm-mm.rst +++ b/Documentation/gpu/drm-mm.rst @@ -178,11 +178,8 @@ GEM Objects Lifetime --------------------
All GEM objects are reference-counted by the GEM core. References can be -acquired and release by calling drm_gem_object_get() and drm_gem_object_put() -respectively. The caller must hold the :c:type:`struct drm_device <drm_device>` -struct_mutex lock when calling drm_gem_object_get(). As a convenience, GEM -provides drm_gem_object_put_unlocked() functions that can be called without -holding the lock. +acquired and release by calling drm_gem_object_get() and drm_gem_object_put_unlocked() +respectively.
When the last reference to a GEM object is released the GEM core calls the :c:type:`struct drm_driver <drm_driver>` gem_free_object_unlocked