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nouveau: reset the bo resource bus info after an eviction

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Later attempts to refault the bo won't happen and the whole
GPU does to lunch. I think Christian's refactoring of this
code out to the driver broke this not very well tested path.

Fixes: 141b15e591 ("drm/nouveau: move io_reserve_lru handling into the driver v5")
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Danilo Krummrich <dakr@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240311072037.287905-1-airlied@gmail.com
This commit is contained in:
Dave Airlie
2024-03-11 17:20:37 +10:00
committed by Danilo Krummrich
parent 838f865802
commit f35c9af45e
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/nouveau/nouveau_bo.c
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@@ -1256,6 +1256,8 @@ nouveau_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource *reg)
drm_vma_node_unmap(&nvbo->bo.base.vma_node,
bdev->dev_mapping);
nouveau_ttm_io_mem_free_locked(drm, nvbo->bo.resource);
nvbo->bo.resource->bus.offset = 0;
nvbo->bo.resource->bus.addr = NULL;
goto retry;
}