static bool bf_is_ampdu_not_probing(struct ath_buf *bf)
{
    struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu);
    return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE);
}

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.