[PATCH v2 5/7] eventfs: Remove unused d_parent pointer field
From: Steven Rostedt <rostedt@goodmis.org>
Date: 2024-01-31 18:54:58
Also in:
linux-fsdevel, lkml, stable
Subsystem:
filesystems (vfs and infrastructure), the rest, tracing · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds, Steven Rostedt, Masami Hiramatsu
From: Linus Torvalds <torvalds@linux-foundation.org> It's never used Link: https://lore.kernel.org/linux-trace-kernel/202401291043.e62e89dc-oliver.sang@intel.com/ (local) Cc: stable@vger.kernel.org Fixes: c1504e510238 ("eventfs: Implement eventfs dir creation functions") Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> --- Original-patch: https://lore.kernel.org/linux-trace-kernel/20240130190355.11486-4-torvalds@linux-foundation.org (local) 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 4878f4d578be..0289ec787367 100644
--- a/fs/tracefs/event_inode.c
+++ b/fs/tracefs/event_inode.c@@ -686,10 +686,8 @@ 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 09037e2c173d..932733a2696a 100644
--- a/fs/tracefs/internal.h
+++ b/fs/tracefs/internal.h@@ -36,7 +36,6 @@ 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
@@ -51,7 +50,6 @@ 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