commit 5f630ebc52c5902d575de342741fb7b4b9250aaa
Author: Erez Zadok <[EMAIL PROTECTED]>
Date:   Mon Nov 12 20:45:43 2007 -0500

    Unionfs: remove unnecessary lower atime updates
    
    No need for this because our readpage calls vfs_read on the lower objects,
    which would update the atime as/if needed.
    
    Signed-off-by: Erez Zadok <[EMAIL PROTECTED]>

diff --git a/fs/unionfs/file.c b/fs/unionfs/file.c
index 75e7fff..251ffdc 100644
--- a/fs/unionfs/file.c
+++ b/fs/unionfs/file.c
@@ -31,10 +31,6 @@ static ssize_t unionfs_read(struct file *file, char __user 
*buf,
 
        err = do_sync_read(file, buf, count, ppos);
 
-       if (err >= 0)
-               touch_atime(unionfs_lower_mnt(file->f_path.dentry),
-                           unionfs_lower_dentry(file->f_path.dentry));
-
 out:
        unionfs_read_unlock(file->f_path.dentry->d_sb);
        unionfs_check_file(file);
@@ -58,10 +54,6 @@ static ssize_t unionfs_aio_read(struct kiocb *iocb, const 
struct iovec *iov,
        if (err == -EIOCBQUEUED)
                err = wait_on_sync_kiocb(iocb);
 
-       if (err >= 0)
-               touch_atime(unionfs_lower_mnt(file->f_path.dentry),
-                           unionfs_lower_dentry(file->f_path.dentry));
-
 out:
        unionfs_read_unlock(file->f_path.dentry->d_sb);
        unionfs_check_file(file);
diff --git a/fs/unionfs/mmap.c b/fs/unionfs/mmap.c
index e5d7e99..f615d02 100644
--- a/fs/unionfs/mmap.c
+++ b/fs/unionfs/mmap.c
@@ -245,12 +245,6 @@ static int unionfs_readpage(struct file *file, struct page 
*page)
 
        err = unionfs_do_readpage(file, page);
 
-       if (!err) {
-               touch_atime(unionfs_lower_mnt(file->f_path.dentry),
-                           unionfs_lower_dentry(file->f_path.dentry));
-               unionfs_copy_attr_times(file->f_path.dentry->d_inode);
-       }
-
        /*
         * we have to unlock our page, b/c we _might_ have gotten a locked
         * page.  but we no longer have to wakeup on our page here, b/c
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