From: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> Date: Thu, 30 May 2019 18:17:50 -0700 > + flow = radix_tree_lookup(&node->qrtr_tx_flow, key); > + if (flow) > + atomic_set(&flow->pending, 0); You can't just zero out an atomic counter without extra synchronization which protects you from the increment paths. And since you'll need a lock to cover all of those paths, you don't need to use an atomic_t and instead can use a plain integer.