GIT: unionfs2-2.6.27.y: Unionfs: add a few more invariant debugging checks

[Erez Zadok]

commit 7911b996cf8031410aa72f34bd38d643565efc4e
Author: Erez Zadok <ezk at cs.sunysb.edu>
Date:   Wed Sep 10 23:41:10 2008 -0400

    Unionfs: add a few more invariant debugging checks
    
    Signed-off-by: Erez Zadok <ezk at cs.sunysb.edu>

diff --git a/fs/unionfs/dirfops.c b/fs/unionfs/dirfops.c
index 14ca7d3..7c44d09 100644
--- a/fs/unionfs/dirfops.c
+++ b/fs/unionfs/dirfops.c
@@ -187,6 +187,8 @@ static int unionfs_readdir(struct file *file, void *dirent, filldir_t filldir)
 	}
 
 out:
+	if (!err)
+		unionfs_check_file(file);
 	unionfs_unlock_dentry(dentry);
 	unionfs_read_unlock(dentry->d_sb);
 	return err;
@@ -270,6 +272,8 @@ static loff_t unionfs_dir_llseek(struct file *file, loff_t offset, int origin)
 	}
 
 out:
+	if (!err)
+		unionfs_check_file(file);
 	unionfs_unlock_dentry(dentry);
 	unionfs_read_unlock(dentry->d_sb);
 	return err;
diff --git a/fs/unionfs/unlink.c b/fs/unionfs/unlink.c
index fb236cd..d711e9d 100644
--- a/fs/unionfs/unlink.c
+++ b/fs/unionfs/unlink.c
@@ -267,6 +267,8 @@ out:
 		d_drop(dentry);
 		/* update our lower vfsmnts, in case a copyup took place */
 		unionfs_postcopyup_setmnt(dentry);
+		unionfs_check_dentry(dentry);
+		unionfs_check_inode(dir);
 	}
 
 	if (namelist)