@@ -217,6 +217,7 @@ static void i915_gem_object_put_pages_dmabuf(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops i915_gem_object_dmabuf_ops = {
+ .name = "i915_gem_object_dmabuf",
.get_pages = i915_gem_object_get_pages_dmabuf,
.put_pages = i915_gem_object_put_pages_dmabuf,
};
@@ -137,6 +137,7 @@ static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops i915_gem_object_internal_ops = {
+ .name = "i915_gem_object_internal",
.flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE |
I915_GEM_OBJECT_IS_SHRINKABLE,
.get_pages = i915_gem_object_get_pages_internal,
@@ -9,6 +9,7 @@
#include "i915_drv.h"
const struct drm_i915_gem_object_ops i915_gem_lmem_obj_ops = {
+ .name = "i915_gem_object_lmem",
.flags = I915_GEM_OBJECT_HAS_IOMEM,
.get_pages = i915_gem_object_get_pages_buddy,
@@ -53,7 +53,7 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj,
const struct drm_i915_gem_object_ops *ops,
struct lock_class_key *key)
{
- __mutex_init(&obj->mm.lock, "obj->mm.lock", key);
+ __mutex_init(&obj->mm.lock, ops->name ?: "obj->mm.lock", key);
spin_lock_init(&obj->vma.lock);
INIT_LIST_HEAD(&obj->vma.list);
@@ -61,6 +61,8 @@ struct drm_i915_gem_object_ops {
int (*dmabuf_export)(struct drm_i915_gem_object *obj);
void (*release)(struct drm_i915_gem_object *obj);
+
+ const char *name; /* friendly name for debug, e.g. lockdep classes */
};
enum i915_mmap_type {
@@ -140,6 +140,7 @@ static void phys_release(struct drm_i915_gem_object *obj)
}
static const struct drm_i915_gem_object_ops i915_gem_phys_ops = {
+ .name = "i915_gem_object_phys",
.get_pages = i915_gem_object_get_pages_phys,
.put_pages = i915_gem_object_put_pages_phys,
@@ -429,6 +429,7 @@ static void shmem_release(struct drm_i915_gem_object *obj)
}
const struct drm_i915_gem_object_ops i915_gem_shmem_ops = {
+ .name = "i915_gem_object_shmem",
.flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE |
I915_GEM_OBJECT_IS_SHRINKABLE,
@@ -566,6 +566,7 @@ i915_gem_object_release_stolen(struct drm_i915_gem_object *obj)
}
static const struct drm_i915_gem_object_ops i915_gem_object_stolen_ops = {
+ .name = "i915_gem_object_stolen",
.get_pages = i915_gem_object_get_pages_stolen,
.put_pages = i915_gem_object_put_pages_stolen,
.release = i915_gem_object_release_stolen,
@@ -700,6 +700,7 @@ i915_gem_userptr_dmabuf_export(struct drm_i915_gem_object *obj)
}
static const struct drm_i915_gem_object_ops i915_gem_userptr_ops = {
+ .name = "i915_gem_object_userptr",
.flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE |
I915_GEM_OBJECT_IS_SHRINKABLE |
I915_GEM_OBJECT_NO_MMAP |
@@ -88,6 +88,7 @@ static void huge_put_pages(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops huge_ops = {
+ .name = "huge-gem",
.flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE,
.get_pages = huge_get_pages,
.put_pages = huge_put_pages,
@@ -139,6 +139,7 @@ static void put_huge_pages(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops huge_page_ops = {
+ .name = "huge-gem",
.flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE |
I915_GEM_OBJECT_IS_SHRINKABLE,
.get_pages = get_huge_pages,
@@ -283,12 +284,14 @@ static void fake_put_huge_pages(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops fake_ops = {
+ .name = "fake-gem",
.flags = I915_GEM_OBJECT_IS_SHRINKABLE,
.get_pages = fake_get_huge_pages,
.put_pages = fake_put_huge_pages,
};
static const struct drm_i915_gem_object_ops fake_ops_single = {
+ .name = "fake-gem",
.flags = I915_GEM_OBJECT_IS_SHRINKABLE,
.get_pages = fake_get_huge_pages_single,
.put_pages = fake_put_huge_pages,
@@ -198,6 +198,7 @@ static void vgpu_gem_release(struct drm_i915_gem_object *gem_obj)
}
static const struct drm_i915_gem_object_ops intel_vgpu_gem_ops = {
+ .name = "i915_gem_object_vgpu",
.flags = I915_GEM_OBJECT_IS_PROXY,
.get_pages = vgpu_gem_get_pages,
.put_pages = vgpu_gem_put_pages,
@@ -97,6 +97,7 @@ static void fake_put_pages(struct drm_i915_gem_object *obj,
}
static const struct drm_i915_gem_object_ops fake_ops = {
+ .name = "fake-gem",
.flags = I915_GEM_OBJECT_IS_SHRINKABLE,
.get_pages = fake_get_pages,
.put_pages = fake_put_pages,
@@ -9,6 +9,7 @@
#include "mock_region.h"
static const struct drm_i915_gem_object_ops mock_region_obj_ops = {
+ .name = "mock-region",
.get_pages = i915_gem_object_get_pages_buddy,
.put_pages = i915_gem_object_put_pages_buddy,
.release = i915_gem_object_release_memory_region,
Name the object classes and their offspring for easier lockdep debugging. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> --- drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_internal.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_lmem.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_object.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_object_types.h | 2 ++ drivers/gpu/drm/i915/gem/i915_gem_phys.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_shmem.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 1 + drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 1 + drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c | 1 + drivers/gpu/drm/i915/gem/selftests/huge_pages.c | 3 +++ drivers/gpu/drm/i915/gvt/dmabuf.c | 1 + drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 1 + drivers/gpu/drm/i915/selftests/mock_region.c | 1 + 14 files changed, 17 insertions(+), 1 deletion(-)