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| author | jimqu <Jim.Qu@amd.com> | 2015-12-04 17:17:00 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-12-04 12:23:38 -0500 |
| commit | 9c4153b1eef9bc8da6a624252a3a25790b705136 (patch) | |
| tree | 0de7e307e7317d669e9698e30e719ebb32c7f315 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | eb64526f5a5a382df7018a3e69061b9e3f20e32d (diff) | |
| download | linux-9c4153b1eef9bc8da6a624252a3a25790b705136.tar.bz2 | |
drm/amdgpu: add spin lock to protect freed list in vm (v2)
there is a protection fault about freed list when OCL test.
add a spin lock to protect it.
v2: drop changes in vm_fini
Signed-off-by: JimQu <jim.qu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 5f975030bb72..3b5d3706f0cb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -955,6 +955,8 @@ struct amdgpu_vm { struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS]; /* for interval tree */ spinlock_t it_lock; + /* protecting freed */ + spinlock_t freed_lock; }; struct amdgpu_vm_manager { |