From: Christian König <christian.koenig@amd.com>
Date: Sat, 19 Dec 2015 18:42:05 +0000 (+0100)
Subject: drm/amdgpu: group VM mapping tree with its lock (v2)
X-Git-Tag: v4.6-rc1~12^2~34^2~113
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=25cfc3c27e84dc7c83227bae05558b7d35991412;p=platform%2Fkernel%2Flinux-exynos.git

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
--- 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;
 };