[PATCH] drm/amdgpu: disable bulk moves for now

[Deucher, Alexander]

Acked-by: Alex Deucher <alexander.deucher at amd.com>
________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Christian König <ckoenig.leichtzumerken at gmail.com>
Sent: Wednesday, February 20, 2019 9:16 AM
To: amd-gfx at lists.freedesktop.org
Cc: stable at vger.kernel.org
Subject: [PATCH] drm/amdgpu: disable bulk moves for now

The changes to fix those are two invasive for backporting.

Just disable the feature in 4.20 and 5.0.

Signed-off-by: Christian König <christian.koenig at amd.com>
Cc: <stable at vger.kernel.org>    [4.20+]
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 0877ff9a9594..c3643dde3e9d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -637,12 +637,14 @@ void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev,
         struct ttm_bo_global *glob = adev->mman.bdev.glob;
         struct amdgpu_vm_bo_base *bo_base;

+#if 0
         if (vm->bulk_moveable) {
                 spin_lock(&glob->lru_lock);
                 ttm_bo_bulk_move_lru_tail(&vm->lru_bulk_move);
                 spin_unlock(&glob->lru_lock);
                 return;
         }
+#endif

         memset(&vm->lru_bulk_move, 0, sizeof(vm->lru_bulk_move));

--
2.14.1

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