--- /dev/null
+From: Arjan van de Ven <arjan@linux.intel.com>
+Date: Sun, 21 Sep 2008 11:58:27 -0700
+Subject: [PATCH] superreadahead patch
+
+---
+ fs/ext3/ioctl.c | 3 +++
+ fs/ext3/super.c | 1 +
+ include/linux/ext3_fs.h | 1 +
+ include/linux/fs.h | 2 ++
+ 4 files changed, 7 insertions(+), 0 deletions(-)
+
+diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
+index 0d0c701..7e62d7d 100644
+--- a/fs/ext3/ioctl.c
++++ b/fs/ext3/ioctl.c
+@@ -286,6 +286,9 @@ group_add_out:
+ mnt_drop_write(filp->f_path.mnt);
+ return err;
+ }
++ case EXT3_IOC_INODE_JIFFIES: {
++ return inode->created_when;
++ }
+
+
+ default:
+diff --git a/fs/ext3/super.c b/fs/ext3/super.c
+index 2845425..6a896a4 100644
+--- a/fs/ext3/super.c
++++ b/fs/ext3/super.c
+@@ -456,6 +456,7 @@ static struct inode *ext3_alloc_inode(struct super_block *sb)
+ #endif
+ ei->i_block_alloc_info = NULL;
+ ei->vfs_inode.i_version = 1;
++ ei->vfs_inode.created_when = jiffies;
+ return &ei->vfs_inode;
+ }
+
+diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
+index 36c5403..b409fa7 100644
+--- a/include/linux/ext3_fs.h
++++ b/include/linux/ext3_fs.h
+@@ -225,6 +225,7 @@ struct ext3_new_group_data {
+ #endif
+ #define EXT3_IOC_GETRSVSZ _IOR('f', 5, long)
+ #define EXT3_IOC_SETRSVSZ _IOW('f', 6, long)
++#define EXT3_IOC_INODE_JIFFIES _IOR('f', 19, long)
+
+ /*
+ * ioctl commands in 32 bit emulation
+diff --git a/include/linux/fs.h b/include/linux/fs.h
+index c6455da..4ac846d 100644
+--- a/include/linux/fs.h
++++ b/include/linux/fs.h
+@@ -655,6 +655,8 @@ struct inode {
+ void *i_security;
+ #endif
+ void *i_private; /* fs or device private pointer */
++
++ unsigned long created_when; /* jiffies of creation time */
+ };
+
+ /*
+--
+1.5.5.1
+
