111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/**************************************************************************** 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert **************************************************************************** 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** This header was automatically generated from a Linux kernel header 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** of the same name, to make information necessary for userspace to 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** call into the kernel available to libc. It contains only constants, 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** structures, and macros generated from the original header, and thus, 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** contains no copyrightable information. 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert *** 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert **************************************************************************** 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert ****************************************************************************/ 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef __LINUX_SPINLOCK_UP_H 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __LINUX_SPINLOCK_UP_H 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef __LINUX_SPINLOCK_H 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#error "please don't include this file directly" 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_spin_is_locked(lock) ((void)(lock), 0) 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_spin_lock(lock) do { (void)(lock); } while (0) 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_spin_unlock(lock) do { (void)(lock); } while (0) 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_spin_trylock(lock) ({ (void)(lock); 1; }) 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_read_can_lock(lock) (((void)(lock), 1)) 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_write_can_lock(lock) (((void)(lock), 1)) 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define __raw_spin_unlock_wait(lock) do { cpu_relax(); } while (__raw_spin_is_locked(lock)) 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 31