/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** **************************************************************************** ****************************************************************************/ #ifndef __LINUX_SPINLOCK_UP_H #define __LINUX_SPINLOCK_UP_H #ifndef __LINUX_SPINLOCK_H #error "please don't include this file directly" #endif #define __raw_spin_is_locked(lock) ((void)(lock), 0) #define __raw_spin_lock(lock) do { (void)(lock); } while (0) #define __raw_spin_unlock(lock) do { (void)(lock); } while (0) #define __raw_spin_trylock(lock) ({ (void)(lock); 1; }) #define __raw_read_can_lock(lock) (((void)(lock), 1)) #define __raw_write_can_lock(lock) (((void)(lock), 1)) #define __raw_spin_unlock_wait(lock) do { cpu_relax(); } while (__raw_spin_is_locked(lock)) #endif