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eventfs: Remove unused d_parent pointer field

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It's never used

Link: https://lore.kernel.org/linux-trace-kernel/202401291043.e62e89dc-oliver.sang@intel.com/
Link: https://lore.kernel.org/linux-trace-kernel/20240131185512.961772428@goodmis.org

Cc: stable@vger.kernel.org
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Ajay Kaher <ajay.kaher@broadcom.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Fixes: c1504e5102 ("eventfs: Implement eventfs dir creation functions")
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Linus Torvalds 2024-01-31 13:49:23 -05:00 committed by Steven Rostedt (Google)
parent 49304c2b93
commit 408600be78
2 changed files with 1 additions and 5 deletions
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4
fs/tracefs/event_inode.c
View File

@ -680,10 +680,8 @@ 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? */

2
fs/tracefs/internal.h
View File

@ -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;