ceph: document unlocked d_parent accesses

[pandora-kernel.git] / fs / ceph / dir.c

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 7263f82..852ff86 100644 (file)
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -506,7 +506,7 @@ int ceph_handle_snapdir(struct ceph_mds_request *req,
                        struct dentry *dentry, int err)
 {
        struct ceph_fs_client *fsc = ceph_sb_to_client(dentry->d_sb);
-       struct inode *parent = dentry->d_parent->d_inode;
+       struct inode *parent = dentry->d_parent->d_inode; /* we hold i_mutex */
 
        /* .snap dir? */
        if (err == -ENOENT &&