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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-22 17:45:01 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-22 18:23:32 +0300 |
| commit | 7867d709959927e5df04a34f98880e5e394b411d (patch) | |
| tree | 38b8288f94cb550a6e40514e3cc8ac464ddf01a6 /drivers/gpu/drm/i915/gvt/dmabuf.c | |
| parent | a201b00e5248bb6882ff7ed9e488c999019e729a (diff) | |
| download | linux-7867d709959927e5df04a34f98880e5e394b411d.tar.xz | |
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 <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191022144501.26486-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/dmabuf.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/dmabuf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c index 13044c027f27..a816aef6142b 100644 --- a/drivers/gpu/drm/i915/gvt/dmabuf.c +++ b/drivers/gpu/drm/i915/gvt/dmabuf.c @@ -152,6 +152,7 @@ static const struct drm_i915_gem_object_ops intel_vgpu_gem_ops = { static struct drm_i915_gem_object *vgpu_create_gem(struct drm_device *dev, struct intel_vgpu_fb_info *info) { + static struct lock_class_key lock_class; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_gem_object *obj; @@ -161,7 +162,7 @@ static struct drm_i915_gem_object *vgpu_create_gem(struct drm_device *dev, drm_gem_private_object_init(dev, &obj->base, roundup(info->size, PAGE_SIZE)); - i915_gem_object_init(obj, &intel_vgpu_gem_ops); + i915_gem_object_init(obj, &intel_vgpu_gem_ops, &lock_class); obj->read_domains = I915_GEM_DOMAIN_GTT; obj->write_domain = 0; |