1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _TIME_NAMESPACE_INTERNAL_H 3 #define _TIME_NAMESPACE_INTERNAL_H 4 5 #include <linux/mutex.h> 6 7 /* 8 * Protects possibly multiple offsets writers racing each other 9 * and tasks entering the namespace. 10 */ 11 extern struct mutex timens_offset_lock; 12 13 #endif /* _TIME_NAMESPACE_INTERNAL_H */ 14