[PATCH 4/6] eventfs: remove unused 'd_parent' pointer field

[Linus Torvalds]

It's never used

Signed-off-by: Linus Torvalds <torva...@linux-foundation.org>
---
 fs/tracefs/event_inode.c | 4 +---
 fs/tracefs/internal.h    | 2 --
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
index ad11063bdd53..1d0102bfd7da 100644
--- a/fs/tracefs/event_inode.c
+++ b/fs/tracefs/event_inode.c
@@ -685,10 +685,8 @@ struct eventfs_inode *eventfs_create_dir(const char *name, 
struct eventfs_inode
        INIT_LIST_HEAD(&ei->list);
 
        mutex_lock(&eventfs_mutex);
-       if (!parent->is_freed) {
+       if (!parent->is_freed)
                list_add_tail(&ei->list, &parent->children);
-               ei->d_parent = parent->dentry;
-       }
        mutex_unlock(&eventfs_mutex);
 
        /* Was the parent freed? */
diff --git a/fs/tracefs/internal.h b/fs/tracefs/internal.h
index 91c2bf0b91d9..8f38740bfb5b 100644
--- a/fs/tracefs/internal.h
+++ b/fs/tracefs/internal.h
@@ -35,7 +35,6 @@ struct eventfs_attr {
  * @name:      the name of the directory to create
  * @children:  link list into the child eventfs_inode
  * @dentry:     the dentry of the directory
- * @d_parent:   pointer to the parent's dentry
  * @d_children: The array of dentries to represent the files when created
  * @entry_attrs: Saved mode and ownership of the @d_children
  * @attr:      Saved mode and ownership of eventfs_inode itself
@@ -50,7 +49,6 @@ struct eventfs_inode {
        const char                      *name;
        struct list_head                children;
        struct dentry                   *dentry; /* Check is_freed to access */
-       struct dentry                   *d_parent;
        struct dentry                   **d_children;
        struct eventfs_attr             *entry_attrs;
        struct eventfs_attr             attr;
-- 
2.43.0.5.g38fb137bdb