kfree(umem);
}
+static void xdp_umem_release_deferred(struct work_struct *work)
+{
+ struct xdp_umem *umem = container_of(work, struct xdp_umem, work);
+
+ xdp_umem_release(umem);
+}
+
void xdp_get_umem(struct xdp_umem *umem)
{
refcount_inc(&umem->users);
}
-void xdp_put_umem(struct xdp_umem *umem)
+void xdp_put_umem(struct xdp_umem *umem, bool defer_cleanup)
{
if (!umem)
return;
- if (refcount_dec_and_test(&umem->users))
- xdp_umem_release(umem);
+ if (refcount_dec_and_test(&umem->users)) {
+ if (defer_cleanup) {
+ INIT_WORK(&umem->work, xdp_umem_release_deferred);
+ schedule_work(&umem->work);
+ } else {
+ xdp_umem_release(umem);
+ }
+ }
}
static int xdp_umem_pin_pages(struct xdp_umem *umem, unsigned long address)