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drm/radeon: Don't take dev->struct_mutex in bo_force_delete

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It really doesn't protect anything which doesn't have other locks
already. Also this is run from driver unload code so not much need for
locks anyway.

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Daniel Vetter 2015-07-09 23:32:47 +02:00 committed by Alex Deucher
parent c548b345d1
commit 42192a941e
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/radeon/radeon_object.c
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@ -419,7 +419,6 @@ void radeon_bo_force_delete(struct radeon_device *rdev)
}
dev_err(rdev->dev, "Userspace still has active objects !\n");
list_for_each_entry_safe(bo, n, &rdev->gem.objects, list) {
mutex_lock(&rdev->ddev->struct_mutex);
dev_err(rdev->dev, "%p %p %lu %lu force free\n",
&bo->gem_base, bo, (unsigned long)bo->gem_base.size,
*((unsigned long *)&bo->gem_base.refcount));
@ -427,8 +426,7 @@ void radeon_bo_force_delete(struct radeon_device *rdev)
list_del_init(&bo->list);
mutex_unlock(&bo->rdev->gem.mutex);
/* this should unref the ttm bo */
drm_gem_object_unreference(&bo->gem_base);
mutex_unlock(&rdev->ddev->struct_mutex);
drm_gem_object_unreference_unlocked(&bo->gem_base);
}
}