From 7867d709959927e5df04a34f98880e5e394b411d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 22 Oct 2019 15:45:01 +0100 Subject: drm/i915/gem: Distinguish each object type Separate each object class into a separate lock type to avoid lockdep cross-contamination between paths (i.e. userptr!). Signed-off-by: Chris Wilson Cc: Matthew Auld Reviewed-by: Matthew Auld Link: https://patchwork.freedesktop.org/patch/msgid/20191022144501.26486-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c') diff --git a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c index 96ce95c8ac5a..eaea49d08eb5 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c @@ -256,6 +256,7 @@ static const struct drm_i915_gem_object_ops i915_gem_object_dmabuf_ops = { struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf) { + static struct lock_class_key lock_class; struct dma_buf_attachment *attach; struct drm_i915_gem_object *obj; int ret; @@ -287,7 +288,7 @@ struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, } drm_gem_private_object_init(dev, &obj->base, dma_buf->size); - i915_gem_object_init(obj, &i915_gem_object_dmabuf_ops); + i915_gem_object_init(obj, &i915_gem_object_dmabuf_ops, &lock_class); obj->base.import_attach = attach; obj->base.resv = dma_buf->resv; -- cgit v1.2.3