#include <linux/buffer_head.h>
#include <linux/backing-dev.h>
#include <linux/pagevec.h>
-#include <linux/migrate.h>
#include <asm/pgtable.h>
swp_entry_t entry;
int err;
- BUG_ON(!PageLocked(page));
+ if (!PageLocked(page))
+ BUG();
for (;;) {
entry = get_swap_page();