Am 16.09.20 um 16:24 schrieb Christian König:
When we move from the SYSTEM domain to the TT domain
Typo in the subject, the order in the sentence here is the correct one.
This is an important bug fix I'm hunting for years. Please review.
Thanks,
Christian.
we still need to potentially change the caching state.
This is most likely the source of a bunch of problems with
AGP and USWC together with hibernation and swap.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
CC: stable@xxxxxxxxxxxxxxx
---
drivers/gpu/drm/ttm/ttm_bo.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index ffbdc20d8e8d..5f7efc90970e 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -264,13 +264,6 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
if (ret)
goto out_err;
}
-
- if (bo->mem.mem_type == TTM_PL_SYSTEM) {
- if (bdev->driver->move_notify)
- bdev->driver->move_notify(bo, evict, mem);
- bo->mem = *mem;
- goto moved;
- }
}
if (bdev->driver->move_notify)
@@ -293,7 +286,6 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
goto out_err;
}
-moved:
bo->evicted = false;
ctx->bytes_moved += bo->num_pages << PAGE_SHIFT;
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