diff options
| author | Raag Jadav <raag.jadav@intel.com> | 2026-02-12 11:26:22 +0530 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2026-02-17 19:39:38 -0500 |
| commit | 4e83a8d58e1c721a89b3ffe15f549007080272e2 (patch) | |
| tree | 4db6067a80d3300eaed8e35498b1bd7b0533eb1d | |
| parent | 1acec6ef0511b92e7974cc5a8768bfd3a659feaf (diff) | |
drm/xe/bo: Redirect faults to dummy page for wedged device
As per uapi documentation[1], the prerequisite for wedged device is to
redirected page faults to a dummy page. Follow it.
[1] Documentation/gpu/drm-uapi.rst
v2: Add uapi reference and fixes tag (Matthew Brost)
Fixes: 7bc00751f877 ("drm/xe: Use device wedged event")
Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260212055622.2054991-1-raag.jadav@intel.com
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
(cherry picked from commit c020fff70d757612933711dd3cc3751d7d782d3c)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_bo.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index e9180b01a4e4..5dd8fcacbb80 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -1941,7 +1941,7 @@ static vm_fault_t xe_bo_cpu_fault(struct vm_fault *vmf) int err = 0; int idx; - if (!drm_dev_enter(&xe->drm, &idx)) + if (xe_device_wedged(xe) || !drm_dev_enter(&xe->drm, &idx)) return ttm_bo_vm_dummy_page(vmf, vmf->vma->vm_page_prot); ret = xe_bo_cpu_fault_fastpath(vmf, xe, bo, needs_rpm); |