static void anon_vma_ctor(void *data, struct kmem_cache *cachep,
unsigned long flags)
{
- if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
- SLAB_CTOR_CONSTRUCTOR) {
+ if (flags & SLAB_CTOR_CONSTRUCTOR) {
struct anon_vma *anon_vma = data;
spin_lock_init(&anon_vma->lock);
struct address_space *mapping = page_mapping(page);
if (mapping)
ret = page_mkclean_file(mapping, page);
- if (page_test_and_clear_dirty(page))
+ if (page_test_dirty(page)) {
+ page_clear_dirty(page);
ret = 1;
+ }
}
return ret;
}
+EXPORT_SYMBOL_GPL(page_mkclean);
/**
* page_set_anon_rmap - setup new anonymous rmap
* Leaving it set also helps swapoff to reinstate ptes
* faster for those pages still in swapcache.
*/
- if (page_test_and_clear_dirty(page))
+ if (page_test_dirty(page)) {
+ page_clear_dirty(page);
set_page_dirty(page);
+ }
__dec_zone_page_state(page,
PageAnon(page) ? NR_ANON_PAGES : NR_FILE_MAPPED);
}