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drm/amdgpu: fix the eviction fence dereference

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The dma_resv_add_fence() already refers to the added fence.
So when attaching the evciton fence to the gem bo, it needn't
refer to it anymore.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Prike Liang
2025-04-15 10:42:19 +08:00
committed by Alex Deucher
parent 5da3d8820d
commit af7160c25c
1 changed files with 2 additions and 5 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_eviction_fence.c
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@@ -189,7 +189,6 @@ void amdgpu_eviction_fence_destroy(struct amdgpu_eviction_fence_mgr *evf_mgr)
int amdgpu_eviction_fence_attach(struct amdgpu_eviction_fence_mgr *evf_mgr,
struct amdgpu_bo *bo)
{
struct dma_fence *ef;
struct amdgpu_eviction_fence *ev_fence;
struct dma_resv *resv = bo->tbo.base.resv;
int ret;
@@ -205,10 +204,8 @@ int amdgpu_eviction_fence_attach(struct amdgpu_eviction_fence_mgr *evf_mgr,
spin_lock(&evf_mgr->ev_fence_lock);
ev_fence = evf_mgr->ev_fence;
if (ev_fence) {
ef = dma_fence_get(&ev_fence->base);
dma_resv_add_fence(resv, ef, DMA_RESV_USAGE_BOOKKEEP);
}
if (ev_fence)
dma_resv_add_fence(resv, &ev_fence->base, DMA_RESV_USAGE_BOOKKEEP);
spin_unlock(&evf_mgr->ev_fence_lock);
return 0;