[PATCH] LOG2: Alter get_order() so that it can make use of ilog2() on a constant

[linux-2.6] / include / linux / buffer_head.h

diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 131ffd37e716fb7ac4a386eaea9ff58c26bf639d..5d9fb0e94156235eca46e199352933fc638b9596 100644 (file)
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -69,6 +69,8 @@ struct buffer_head {
        bh_end_io_t *b_end_io;          /* I/O completion */
        void *b_private;                /* reserved for b_end_io */
        struct list_head b_assoc_buffers; /* associated with another mapping */
+       struct address_space *b_assoc_map;      /* mapping this buffer is
+                                                  associated with */
        atomic_t b_count;               /* users using this buffer_head */
 };