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drm/amdgpu: resolve mGPU RAS query instability

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upon receiving uncorrectable error, query every GPU node for ras errors

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
John Clements 2020-04-07 15:08:15 +08:00 committed by Alex Deucher
parent dec7880579
commit 0b9ebd7eeb
1 changed files with 15 additions and 5 deletions
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20
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -1424,12 +1424,22 @@ static void amdgpu_ras_do_recovery(struct work_struct *work)
{
struct amdgpu_ras *ras =
container_of(work, struct amdgpu_ras, recovery_work);
struct amdgpu_device *remote_adev = NULL;
struct amdgpu_device *adev = ras->adev;
struct list_head device_list, *device_list_handle = NULL;
struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev, false);
/*
* Query and print non zero error counter per IP block for
* awareness before recovering GPU.
*/
amdgpu_ras_log_on_err_counter(ras->adev);
/* Build list of devices to query RAS related errors */
if (hive && adev->gmc.xgmi.num_physical_nodes > 1) {
device_list_handle = &hive->device_list;
} else {
list_add_tail(&adev->gmc.xgmi.head, &device_list);
device_list_handle = &device_list;
}
list_for_each_entry(remote_adev, device_list_handle, gmc.xgmi.head) {
amdgpu_ras_log_on_err_counter(remote_adev);
}
if (amdgpu_device_should_recover_gpu(ras->adev))
amdgpu_device_gpu_recover(ras->adev, 0);