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drm/xe: Lock GGTT on when restoring kernel BOs

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Make lockdep happy as we required to hold the GGTT when calling
xe_ggtt_map_bo.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
This commit is contained in:
Matthew Brost 2023-01-25 15:27:21 -08:00 committed by Rodrigo Vivi
parent da3799c975
commit c3ca546556
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/xe/xe_bo_evict.c
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@ -147,8 +147,11 @@ int xe_bo_restore_kernel(struct xe_device *xe)
return ret;
}
if (bo->flags & XE_BO_CREATE_GGTT_BIT)
if (bo->flags & XE_BO_CREATE_GGTT_BIT) {
mutex_lock(&bo->gt->mem.ggtt->lock);
xe_ggtt_map_bo(bo->gt->mem.ggtt, bo);
mutex_unlock(&bo->gt->mem.ggtt->lock);
}
/*
* We expect validate to trigger a move VRAM and our move code