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Merge "msm: kgsl: Signal fence only if last fence refcount was not put"

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This commit is contained in:
qctecmdr 2021-12-03 04:17:08 -08:00 • committed by Gerrit - the friendly Code Review server
commit 97db20de99
1 changed files with 5 additions and 6 deletions
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11
drivers/gpu/msm/kgsl_timeline.c
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@ -270,12 +270,10 @@ void kgsl_timeline_signal(struct kgsl_timeline *timeline, u64 seqno)
timeline->value = seqno;
spin_lock(&timeline->fence_lock);
list_for_each_entry_safe(fence, tmp, &timeline->fences, node) {
if (timeline_fence_signaled(&fence->base)) {
dma_fence_get(&fence->base);
list_for_each_entry_safe(fence, tmp, &timeline->fences, node)
if (timeline_fence_signaled(&fence->base) &&
kref_get_unless_zero(&fence->base.refcount))
list_move(&fence->node, &temp);
}
}
spin_unlock(&timeline->fence_lock);
list_for_each_entry_safe(fence, tmp, &temp, node) {
@ -548,7 +546,8 @@ long kgsl_ioctl_timeline_destroy(struct kgsl_device_private *dev_priv,
spin_lock(&timeline->fence_lock);
list_for_each_entry_safe(fence, tmp, &timeline->fences, node)
dma_fence_get(&fence->base);
if (!kref_get_unless_zero(&fence->base.refcount))
list_del_init(&fence->node);
list_replace_init(&timeline->fences, &temp);
spin_unlock(&timeline->fence_lock);