unusable_pages 259 include/linux/kexec.h struct list_head unusable_pages; unusable_pages 276 kernel/kexec_core.c INIT_LIST_HEAD(&image->unusable_pages); unusable_pages 589 kernel/kexec_core.c kimage_free_page_list(&image->unusable_pages); unusable_pages 725 kernel/kexec_core.c list_add(&page->lru, &image->unusable_pages);