/**************************************************************************** **************************************************************************** *** *** 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. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef __ASM_SPINLOCK_H #define __ASM_SPINLOCK_H #if __LINUX_ARM_ARCH__ < 6 #error SMP not supported on pre-ARMv6 CPUs /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #endif #define __raw_spin_is_locked(x) ((x)->lock != 0) #define __raw_spin_unlock_wait(lock) do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0) #define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define rwlock_is_locked(x) (*((volatile unsigned int *)(x)) != 0) #define __raw_write_can_lock(x) ((x)->lock == 0x80000000) #define __raw_read_can_lock(x) ((x)->lock < 0x80000000) #endif /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */