hibernate_block_io
if (hibernate_block_io(hib,
if (hibernate_block_io(hib, blkctr, MAXPHYS,
err = hibernate_block_io(hib, blkctr, read_size,
if (hibernate_block_io(hib,
int hibernate_block_io(union hibernate_info *, daddr_t, size_t, vaddr_t, int);