return entry.val & SWP_OFFSET_MASK(entry);
}
+#ifdef CONFIG_MMU
/* check whether a pte points to a swap entry */
static inline int is_swap_pte(pte_t pte)
{
return !pte_none(pte) && !pte_present(pte) && !pte_file(pte);
}
+#endif
/*
* Convert the arch-dependent pte representation of a swp_entry_t into an