[PATCH AUTOSEL 6.0 27/44] drm/amdgpu: Fix the lpfn checking condition in drm buddy

From: Sasha Levin
Date: Fri Nov 18 2022 - 21:14:19 EST


From: Ma Jun <Jun.Ma2@xxxxxxx>

[ Upstream commit e0b26b9482461e9528552f54fa662c2269f75b3f ]

Because the value of man->size is changed during suspend/resume process,
use mgr->mm.size instead of man->size here for lpfn checking.

Signed-off-by: Ma Jun <Jun.Ma2@xxxxxxx>
Suggested-by: Christian König <christian.koenig@xxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20220914125331.2467162-1-Jun.Ma2@xxxxxxx
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 28ec5f8ac1c1..27159f1d112e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -435,7 +435,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
if (place->flags & TTM_PL_FLAG_TOPDOWN)
vres->flags |= DRM_BUDDY_TOPDOWN_ALLOCATION;

- if (fpfn || lpfn != man->size)
+ if (fpfn || lpfn != mgr->mm.size)
/* Allocate blocks in desired range */
vres->flags |= DRM_BUDDY_RANGE_ALLOCATION;

--
2.35.1