async: make the final inode deletion an asynchronous event
this makes "rm -rf" on a (names cached) kernel tree go from
11.6 to 8.6 seconds on an ext3 filesystem
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
diff --git a/include/linux/fs.h b/include/linux/fs.h
index d7eba77..e38a64d 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1184,6 +1184,11 @@
* generic_show_options()
*/
char *s_options;
+
+ /*
+ * storage for asynchronous operations
+ */
+ struct list_head s_async_list;
};
extern struct timespec current_fs_time(struct super_block *sb);
