list_add(&mm->mmlist, &init_mm.mmlist);
spin_unlock(&mmlist_lock);
}
+ dec_mm_counter(mm, anon_rss);
+#ifdef CONFIG_MIGRATION
} else {
/*
* Store the pfn of the page in a special migration
*/
BUG_ON(!migration);
entry = make_migration_entry(page, pte_write(pteval));
+#endif
}
set_pte_at(mm, address, pte, swp_entry_to_pte(entry));
BUG_ON(pte_file(*pte));
- dec_mm_counter(mm, anon_rss);
} else
+#ifdef CONFIG_MIGRATION
+ if (migration) {
+ /* Establish migration entry for a file page */
+ swp_entry_t entry;
+ entry = make_migration_entry(page, pte_write(pteval));
+ set_pte_at(mm, address, pte, swp_entry_to_pte(entry));
+ } else
+#endif
dec_mm_counter(mm, file_rss);
+
page_remove_rmap(page);
page_cache_release(page);