From 0a5740a1ed51cb57f45dd2e49913ec4ab30afa2c Mon Sep 17 00:00:00 2001
From: xinhui pan <xinhui.pan@amd.com>
Date: Wed, 24 Feb 2021 11:28:08 +0800
Subject: [PATCH] drm/ttm: Do not add non-system domain BO into swap list
BO would be added into swap list if it is validated into system domain.
If BO is validated again into non-system domain, say, VRAM domain. It
actually should not be in the swap list.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/ttm/ttm_bo.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index a97d41f4ce3cc..3a10bebb75d69 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -111,6 +111,8 @@ void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo,
swap = &ttm_glob.swap_lru[bo->priority];
list_move_tail(&bo->swap, swap);
+ } else {
+ list_del_init(&bo->swap);
}
if (bdev->funcs->del_from_lru_notify)
--
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