GIT: unionfs2-2.6.27.y: cleanup: call our unionfs_{unlock, lock}_dentry instead of mutex ops.

[Erez Zadok]

commit 320dd5adc80739874fa13ec65bf505d8dacc984e
Author: Erez_Zadok <ezk at cs.sunysb.edu>
Date:   Wed Apr 18 02:08:14 2007 -0400

    cleanup: call our unionfs_{unlock,lock}_dentry instead of mutex ops.
    
    This is for consistency with the rest of the code, which helps us place
    debugging code when un/locking our special "info" mutex in our dentries.

diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c
index 7918f04..253fe4a 100644
--- a/fs/unionfs/lookup.c
+++ b/fs/unionfs/lookup.c
@@ -464,7 +464,7 @@ int new_dentry_private_data(struct dentry *dentry)
 			goto out;
 
 		mutex_init(&info->lock);
-		mutex_lock(&info->lock);
+		unionfs_lock_dentry(dentry);
 		unlock_on_err = 1;
 
 		info->lower_paths = NULL;
@@ -500,7 +500,7 @@ int new_dentry_private_data(struct dentry *dentry)
 out_free:
 	kfree(info->lower_paths);
 	if (unlock_on_err)
-		mutex_unlock(&info->lock);
+		unionfs_unlock_dentry(dentry);
 
 out:
 	free_dentry_private_data(info);