diff options
| author | Philip Yang <Philip.Yang@amd.com> | 2025-02-10 09:42:31 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-02-27 16:50:05 -0500 |
| commit | fe9d0061c413f8fb8c529b18b592b04170850ded (patch) | |
| tree | 7be7992da0ad4780e4a433050282715fce28d9b0 | |
| parent | 7919b4cad5545ed93778f11881ceee72e4dbed66 (diff) | |
drm/amdkfd: debugfs hang_hws skip GPU with MES
debugfs hang_hws is used by GPU reset test with HWS, for MES this crash
the kernel with NULL pointer access because dqm->packet_mgr is not setup
for MES path.
Skip GPU with MES for now, MES hang_hws debugfs interface will be
supported later.
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Kent Russell <kent.russell@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index 095e73790dc4..b9c82be6ce13 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -1604,6 +1604,11 @@ int kfd_debugfs_hang_hws(struct kfd_node *dev) return -EINVAL; } + if (dev->kfd->shared_resources.enable_mes) { + dev_err(dev->adev->dev, "Inducing MES hang is not supported\n"); + return -EINVAL; + } + return dqm_debugfs_hang_hws(dev->dqm); } |