From: Tiecheng Zhou <Tiecheng.Zhou@xxxxxxx>
In FLR routine, init_data_exchange is called at reset_sriov
while fini_data_exchange is not. This will duplicating work
thread.
So call fini_data_exchange before reset for SRIOV
Change-Id: I974c6a3c5de86736eebefc386c03fe0e18e1fae3
Signed-off-by: Tiecheng Zhou <Tiecheng.Zhou@xxxxxxx>
Signed-off-by: Bokun Zhang <Bokun.Zhang@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 483ec0136332..e71cf3b34e15 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -4080,6 +4080,11 @@ static int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
amdgpu_debugfs_wait_dump(adev);
+ if (amdgpu_sriov_vf(adev)) {
+ /* stop the data exchange thread */
+ amdgpu_virt_fini_data_exchange(adev);
+ }
+
/* block all schedulers and reset given job's ring */
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
--
2.20.1
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