Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipgrafted

Pull futex fix from Ingo Molnar:

 - Also allocate a default private futex hash on vfork() as well, to
   avoid races with (private) futex waiters (Peter Zijlstra)

* tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  futex: Also allocate private hash on vfork()

1 files changed, 26 insertions, 0 deletions

diff --git a/fs/ntfs/sysctl.h b/fs/ntfs/sysctl.h
new file mode 100644
index 000000000..037127c99
--- /dev/null
+++ b/fs/ntfs/sysctl.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Defines for sysctl handling in NTFS Linux kernel driver.
+ *
+ * Copyright (C) 1997 Martin von Löwis, Régis Duchesne
+ * Copyright (c) 2002-2004 Anton Altaparmakov
+ */
+
+#ifndef _LINUX_NTFS_SYSCTL_H
+#define _LINUX_NTFS_SYSCTL_H
+
+
+#if defined(DEBUG) && defined(CONFIG_SYSCTL)
+
+int ntfs_sysctl(int add);
+
+#else
+
+/* Just return success. */
+static inline int ntfs_sysctl(int add)
+{
+	return 0;
+}
+
+#endif /* DEBUG && CONFIG_SYSCTL */
+#endif /* _LINUX_NTFS_SYSCTL_H */