[PATCH 15/19] Unionfs: properly hash newly created inodes

[Erez Zadok]

This fixes LTP's syscalls/rename13 test.

Signed-off-by: Erez Zadok <ezk@xxxxxxxxxxxxx>
---
 fs/unionfs/inode.c |    2 +-
 fs/unionfs/main.c  |    3 +++
 2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/fs/unionfs/inode.c b/fs/unionfs/inode.c
index fa3c518..a05b412 100644
--- a/fs/unionfs/inode.c
+++ b/fs/unionfs/inode.c
@@ -339,7 +339,7 @@ check_link:
 
 	/* Its a hard link, so use the same inode */
 	new_dentry->d_inode = igrab(old_dentry->d_inode);
-	d_instantiate(new_dentry, new_dentry->d_inode);
+	d_add(new_dentry, new_dentry->d_inode);
 	unionfs_copy_attr_all(dir, lower_new_dentry->d_parent->d_inode);
 	fsstack_copy_inode_size(dir, lower_new_dentry->d_parent->d_inode);
 
diff --git a/fs/unionfs/main.c b/fs/unionfs/main.c
index 0cdd50b..fea670b 100644
--- a/fs/unionfs/main.c
+++ b/fs/unionfs/main.c
@@ -128,6 +128,9 @@ skip:
 	/* only (our) lookup wants to do a d_add */
 	switch (flag) {
 	case INTERPOSE_DEFAULT:
+		/* for operations which create new inodes */
+		d_add(dentry, inode);
+		break;
 	case INTERPOSE_REVAL_NEG:
 		d_instantiate(dentry, inode);
 		break;
-- 
1.5.2.2

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