Unionfs: initialize inode times for reused inodes

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>

diff --git a/fs/unionfs/super.c b/fs/unionfs/super.c
index ed3eb0460feba4d3bf941c58713f03d0ebcb2c1b..c474c8624b6293f4d0669f6cfed661dd60351d8d 100644 (file)
--- a/fs/unionfs/super.c
+++ b/fs/unionfs/super.c
@@ -55,6 +55,14 @@ static void unionfs_read_inode(struct inode *inode)
 
        inode->i_mapping->a_ops = &unionfs_aops;
 
+       /*
+        * reset times so unionfs_copy_attr_all can keep out time invariants
+        * right (upper inode time being the max of all lower ones).
+        */
+       inode->i_atime.tv_sec = inode->i_atime.tv_nsec = 0;
+       inode->i_mtime.tv_sec = inode->i_mtime.tv_nsec = 0;
+       inode->i_ctime.tv_sec = inode->i_ctime.tv_nsec = 0;
+
        unionfs_read_unlock(inode->i_sb);
 }