drm/amdgpu: group VM mapping tree with its lock (v2)

And also update the comment.

v2: agd: rebase on usptream.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index eaff96a..af29811 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -932,6 +932,8 @@ struct amdgpu_vm_id {
 };
 
 struct amdgpu_vm {
+       /* tree of virtual addresses mapped */
+       spinlock_t              it_lock;
        struct rb_root          va;
 
        /* protecting invalidated */
@@ -956,8 +958,7 @@ struct amdgpu_vm {
 
        /* for id and flush management per ring */
        struct amdgpu_vm_id     ids[AMDGPU_MAX_RINGS];
-       /* for interval tree */
-       spinlock_t              it_lock;
+
        /* protecting freed */
        spinlock_t              freed_lock;
 };