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drm/amdgpu: add lock for interval tree in vm

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Change-Id: I62b892a22af37b32e6b4aefca80a25cf45426ed2
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Chunming Zhou
2015-11-13 13:32:01 +08:00
committed by Alex Deucher
parent 1c16c0a7b2
commit c25867dfab
2 changed files with 15 additions and 2 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -954,6 +954,8 @@ 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;
};
struct amdgpu_vm_manager {