extern void bio_set_pages_dirty(struct bio *bio);
extern void bio_check_pages_dirty(struct bio *bio);
+void generic_start_io_acct(int rw, unsigned long sectors,
+ struct hd_struct *part);
+void generic_end_io_acct(int rw, struct hd_struct *part,
+ unsigned long start_time);
+
#ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
# error "You should define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE for your platform"
#endif