AMD General Series is
Reviewed-by: Hawking Zhang <[email protected]> Regards, Hawking -----Original Message----- From: Liu, Xiang(Dean) <[email protected]> Sent: Monday, August 24, 2026 6:21 PM To: [email protected] Cc: Zhang, Hawking <[email protected]>; Zhou1, Tao <[email protected]>; Yang, Stanley <[email protected]>; Chai, Thomas <[email protected]>; Liu, Xiang(Dean) <[email protected]> Subject: [PATCH 1/2] drm/amd/ras: tell KFD the reset came from an ECC error kfd_signal_reset_event() picks between KFD_HW_EXCEPTION_ECC and KFD_HW_EXCEPTION_GPU_HANG from the SRAM ECC flag, and only delivers the memory exception event for the former. Nothing raises that flag on the RAS module paths, so a reset caused by an uncorrectable or a consumed poison error is reported to every process on the device as a plain hang and the runtime carries on instead of tearing the workload down. Raise it the way the per IP callbacks used to. Signed-off-by: Xiang Liu <[email protected]> --- drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_process.c | 1 + drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_process.c b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_process.c index 39452a900615..9dd44fb5b885 100644 --- a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_process.c +++ b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_process.c @@ -89,6 +89,7 @@ int amdgpu_ras_process_handle_umc_interrupt(struct amdgpu_device *adev, void *da int amdgpu_ras_process_handle_unexpected_interrupt(struct amdgpu_device *adev, void *data) { + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); amdgpu_ras_set_fed(adev, true); return amdgpu_ras_mgr_reset_gpu(adev, AMDGPU_RAS_GPU_RESET_MODE1_RESET); } diff --git a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c index afb539f068c2..081516c46cf8 100644 --- a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c +++ b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c @@ -54,6 +54,8 @@ static int amdgpu_ras_sys_poison_consumption_event(struct ras_core_context *ras_ if (!req) return -EINVAL; + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); + if (req->pasid_fn) { pasid_fn = (pasid_notify)req->pasid_fn; pasid_fn(adev, req->pasid, req->data); -- 2.34.1
