Commit f35c9af4 authored by Dave Airlie's avatar Dave Airlie Committed by Danilo Krummrich
Browse files

nouveau: reset the bo resource bus info after an eviction 



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: 141b15e5 ("drm/nouveau: move io_reserve_lru handling into the driver v5")
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarDanilo Krummrich <dakr@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240311072037.287905-1-airlied@gmail.com
parent 838f8658

drivers/gpu/drm/nouveau/nouveau_bo.c

+2 −0
Original line number Diff line number Diff line
@@ -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;

		}