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drm/amdgpu: overwrite signaled fence in amdgpu_sync

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This allows using amdgpu_sync even without peeking into the fences for a
long time.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2025-01-23 14:59:01 +01:00
committed by Alex Deucher
parent 16590745b5
commit 7f11c59e07
1 changed files with 9 additions and 4 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
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@@ -135,11 +135,16 @@ static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f)
struct amdgpu_sync_entry *e;
hash_for_each_possible(sync->fences, e, node, f->context) {
if (unlikely(e->fence->context != f->context))
continue;
if (dma_fence_is_signaled(e->fence)) {
dma_fence_put(e->fence);
e->fence = dma_fence_get(f);
return true;
}
amdgpu_sync_keep_later(&e->fence, f);
return true;
if (likely(e->fence->context == f->context)) {
amdgpu_sync_keep_later(&e->fence, f);
return true;
}
}
return false;
}