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drm/gem: add _locked suffix to drm_gem_object_put

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Vast majority of DRM (core and drivers) are struct_mutex free.

As such we have only a handful of cases where the locked helper should
be used. Make that stand out a little bit better.

Done via the following script:

__from=drm_gem_object_put
__to=drm_gem_object_put_locked

for __file in $(git grep --name-only --word-regexp $__from); do
  sed -i  "s/\<$__from\>/$__to/g" $__file;
done

Cc: Rob Clark <robdclark@gmail.com>
Cc: Sean Paul <sean@poorly.run>
Cc: linux-arm-msm@vger.kernel.org
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Steven Price <steven.price@arm.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200515095118.2743122-12-emil.l.velikov@gmail.com
This commit is contained in:
Emil Velikov
2020-05-15 10:50:51 +01:00
committed by Emil Velikov
parent b5d250744c
commit eecd7fd8bf
7 changed files with 13 additions and 13 deletions
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6
drivers/gpu/drm/drm_gem.c
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@@ -983,7 +983,7 @@ drm_gem_object_free(struct kref *kref)
EXPORT_SYMBOL(drm_gem_object_free);
/**
* drm_gem_object_put - release a GEM buffer object reference
* drm_gem_object_put_locked - release a GEM buffer object reference
* @obj: GEM buffer object
*
* This releases a reference to @obj. Callers must hold the
@@ -994,7 +994,7 @@ EXPORT_SYMBOL(drm_gem_object_free);
* drm_gem_object_put_unlocked() instead.
*/
void
drm_gem_object_put(struct drm_gem_object *obj)
drm_gem_object_put_locked(struct drm_gem_object *obj)
{
if (obj) {
WARN_ON(!mutex_is_locked(&obj->dev->struct_mutex));
@@ -1002,7 +1002,7 @@ drm_gem_object_put(struct drm_gem_object *obj)
kref_put(&obj->refcount, drm_gem_object_free);
}
}
EXPORT_SYMBOL(drm_gem_object_put);
EXPORT_SYMBOL(drm_gem_object_put_locked);
/**
* drm_gem_vm_open - vma->ops->open implementation for GEM