On Wed, 20 May 2026 14:57:56 +0200 Michal Sieron <[email protected]> wrote:
> In rare cases, when a secondary process calls rte_eal_init() it can > cause a data race during page prefaulting in alloc_seg(). > > An atomic compare-exchange in a loop should eliminate the data race. > > Signed-off-by: Michal Sieron <[email protected]> > --- AI had good suggestion when reviewing this. Your version is still racy (on the read side). A simple non-racy, and no loop version would be: rte_atomic_fetch_or_explicit((int *)addr, 0, rte_memory_order_relaxed);
